Have you ever wanted to drive a rover across the surface of the Moon?
This weekend, students from around the world will get their chance to live out the experience on Earth! At the Human Exploration Rover Challenge, managed by NASA's Marshall Space Flight Center in Huntsville, Alabama, high schoolers and college students operate human-powered rovers that they designed and built as they traverse a simulated world, making decisions and facing obstacles that replicate what the next generation of explorers will face in space.
Though the teams that build the rover can be a few people or a few dozen, in the end, two students (one male, one female) will end up navigating their rover through a custom-built course at the U.S. Space and Rocket Center. Each duo will push their rover to the limit, climbing up hills, bumping over rocky and gravelly grounds, and completing mission objectives (like retrieving soil samples and planting their team flag) for extra points -- all in less than seven minutes.
2019 will mark the 25th year of Rover Challenge, which started life as the Great Moonbuggy Race on July 16, 1994. Six teams braved the rain and terrain (without a time limit) in the Rocket City that first year -- and in the end, the University of New Hampshire emerged victorious, powering through the moon craters, boulder fields and other obstacles in eighteen minutes and fifty-five seconds.
When it came time to present that year's design awards, though, the honors went to the University of Puerto Rico at Humacao, who have since become the only school to compete in every Great Moonbuggy Race and Rover Challenge hosted by NASA Marshall. The second-place finishers in 1994, the hometown University of Alabama in Huntsville, are the only other school to compete in both the first race and the 25th anniversary race in 2019.
Since that first expedition, the competition has only grown: the race was officially renamed the Human Exploration Rover Challenge for 2014, requiring teams to build even more of their rover from the wheels up, and last year, new challenges and tasks were added to better reflect the experience of completing a NASA mission on another planet. This year, almost 100 teams will be competing in Rover Challenge, hailing from 24 states, Washington, D.C., Puerto Rico, and countries from Bolivia to Bangladesh.
Rover Challenge honors the legacy of the NASA Lunar Roving Vehicle, which made its first excursion on the moon in 1971, driven by astronauts David Scott and James Irwin on Apollo 15. Given the competition's space race inspiration, it's only appropriate that the 25th year of Rover Challenge is happening in 2019, the 50th anniversary of Neil Armstrong and Buzz Aldrin's historic Apollo 11 moon landing.
Interested in learning more about Rover Challenge? Get the details on the NASA Rover Challenge site -- then join us at the U.S. Space and Rocket Center (entrance is free) or watch live on the Rover Challenge Facebook Page starting at 7 AM CT, this Friday, April 12 and Saturday, April 13. Happy roving!
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Earlier this year, we hosted a Game Changing Technology Industry Day for the aerospace industry, and in October our engineers and technologists visited Capitol Hill showcasing some of these exciting innovations. Check out these technology developments that could soon be making waves on Earth and in space.
With smartwatches, glasses, and headsets already captivating users around the world, it’s no surprise that the next evolution of wearable technology could be used by first responders at the scene of an accident or by soldiers on a battlefield. The Integrated Display and Environmental Awareness System (IDEAS) is an interactive optical computer that works for smart glasses.
It has a transparent display, so users have an unobstructed view even during video conferences or while visualizing environmental data.
And while the IDEAS prototype is an innovative solution to the challenges of in-space missions, it won’t just benefit astronauts -- this technology can be applied to countless fields here on Earth.
Before astronauts can venture to Mars and beyond, we need to significantly upgrade our life support systems. The Next Generation Life Support project is developing technologies to allow astronauts to safely carry out longer duration missions beyond low-Earth orbit.
The Variable Oxygen Regulator will improve the control of space suit pressure, with features for preventing decompression sickness. The Rapid Cycle Amine technology will remove carbon dioxide and humidity and greatly improve upon today’s current complex system.
New Advanced Manufacturing Technologies (AMT), such as 3-D printing, can help us build rocket parts more quickly and aid in building habitats on other planets.
These manufacturing initiatives will result in innovative, cost-efficient solutions to many of our planetary missions. Back in 2014, the International Space Station’s 3-D printer manufactured the first 3-D printed object in space, paving the way to future long-term space expeditions.
The object, a printhead faceplate, is engraved with names of the organizations that collaborated on this space station technology demonstration: NASA and Made In Space, Inc., the space manufacturing company that worked with us to design, build and test the 3-D printer.
Large spacecraft entering the atmosphere of Mars will be traveling over five times the speed of sound, exposing the craft to extreme heat and drag forces. The Hypersonic Inflatable Aerodynamic Decelerator (HIAD) is designed to protect spacecraft from this environment with an inflatable structure that helps slow a craft for landing.
To get astronauts and other heavy loads to the surface safely, these components must be very strong. The inflatable consists of a material 15 times stronger than steel, while the thermal protection system can withstand temperatures over 1600°C.
For the Convective Heating Improvement for Emergency Fire Shelters (CHIEFS) project, we partnered with the U.S. Forest Service to develop safer, more effective emergency fire shelters for wild land firefighters.
Using existing technology for flexible spacecraft heat shields like HIAD, we are building and testing new fire shelters composed of stacks of durable, insulated materials that could help protect the lives of firefighters.
Real life is looking a bit more like science fiction as Human Robotics Systems are becoming highly complex. They are amplifying human productivity and reducing mission risk by improving the effectiveness of human-robot teams.
Our humanoid assistant Robonaut is currently aboard the International Space Station helping astronauts perform tasks.
A fleet of robotic spacecraft and rovers already on and around Mars is dramatically increasing our knowledge and paving the way for future human explorers. The Mars Science Laboratory Curiosity rover measured radiation on the way to Mars and is sending back data from the surface.
This data will help us plan how to protect the astronauts who will explore Mars.
Future missions like the Mars 2020 rover, seeking signs of past life, will demonstrate new technologies that could help astronauts survive on the Red Planet.
Currently, a satellite that is even partially damaged cannot be fixed in orbit. Instead, it must be disposed of, which is a lot of potential science lost.
Satellite Servicing technologies would make it possible to repair, upgrade, and even assemble spacecraft in orbit using robotics.
This can extend the lifespan of a mission, and also enable deeper space exploration.
Restore-L, set to launch in 2020, is a mission that will demonstrate the ability to grab and refuel a satellite.
Small satellites, or smallsats, are quickly becoming useful tools for both scientists and industry. However, the high cost of spacecraft avionics—the systems that guide and control the craft—often limits how and when smallsats can be sent into orbit by tagging along as payloads on larger launches.
Using Affordable Vehicle Avionics (AVA) technology, we could launch many more small satellites using an inexpensive avionics controller. This device is smaller than a stack of six CD cases and weighs less than two pounds!
After a JPL research team of modern-day alchemists set about mixing their own alloys, they discovered that a glass made of metal had the wear resistance of a ceramic, was twice as strong as titanium, and could withstand the extreme cold of planetary surfaces, with temperatures below -150 degrees Fahrenheit.
Bulk Metallic Glass (BMG) gears would enable mechanisms to function without wasting energy on heaters. Most machines need to maintain a warmer temperature to run smoothly, which expends precious fuel and decreases the mission’s science return.
By developing gearboxes made of BMG alloys, we can extend the life of a spacecraft and learn more about the far reaches of our solar system than ever before. Plus, given their extremely high melting points, metallic glasses can be cheaply manufactured into parts by injection molding, just like plastics.
Cryogenic propellant tanks are essential for holding fuel for launch vehicles like our Space Launch System—the world’s most powerful rocket. But the current method for building these tanks is costly and time-consuming, involving almost a mile of welded parts.
Advanced Near Net Shape Technology, part of our Advanced Manufacturing Technologies, is an innovative manufacturing process for constructing cryotanks, using cylinders that only have welds in one area.
This makes the tank lighter, cheaper, and safer for astronauts, as there are fewer potentially defective welds.
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Coral reefs are one of the most diverse ecosystems on the planet. They’re also in serious danger. Rising ocean temperatures, pollution and other threats are pushing corals towards extinction. But there’s hope. Using techniques originally developed to look at the stars, a team of scientists at our Ames Research Center in California’s Silicon Valley have developed a way to image corals in unprecedented detail. Now, the same team has launched a citizen science project, called NeMO-Net, to classify and assess the health of coral reefs across the globe.
NeMO-Net is a coral classification game that lets you embark on a virtual research vessel and travel the oceans, analyzing actual images of corals on the sea floor. As you explore, you learn about the different types of corals and how to identify them. Your actions in-game train a supercomputer in the real world to classify corals on its own. Each classification you make will help researchers better understand how coral reefs are changing, and ultimately, find a way to save these amazing underwater worlds. Ready to play? Here’s a quick guide to getting started:
NeMO-Net is available now on the Apple App Store, and is playable on iOS devices and Mac computers, with a forthcoming release for Android systems.
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Phytoplankton. Have you ever heard of them? At NASA, these tiny organisms are kind of a big deal.
Biodiversity in the ocean is a delicate, but essential balance for life on Earth. One way NASA studies this balance is by observing phytoplankton – microalgae that contain chlorophyll, require light to grow, and form the base of the marine food chain.
Phytoplankton even have an essential role in an upcoming NASA mission.
This mission is called PACE- "Plankton, Aerosol, Cloud, ocean Ecosystem.” It will reveal interactions between the ocean and atmosphere, including how they exchange carbon dioxide and how atmospheric aerosols might fuel phytoplankton growth in the surface ocean.
Here are four areas main areas the mission will focus on as part of #WorldOceansMonth.
The word “bloom” sounds pretty, but harmful algal blooms (HABs) are anything but.
When an ocean region is rich in nutrients – think of it as adding fertilizer to the ocean - phytoplankton such as cyanobacteria multiply much faster than usual. This is called a “bloom.”
Some blooms are smelly and ugly but harmless. Others, like HABs, release toxins into the water that can make fish, shellfish, turtles and even humans very sick.
NASA’s PACE mission will help track phytoplankton growth and ocean health to make sure all of us stay healthy, balanced and blooming. In a good way.
What do phytoplankton and clouds have in common? More than you might think.
PACE will also study aerosols, which are any particles or droplets suspended in our atmosphere. Humans create aerosols, like soot or car exhaust, but some phytoplankton release aerosols too.
For example, dust – also an aerosol – can blow into the ocean, depositing iron that helps phytoplankton grow. These phytoplankton then release dimethyl sulfide, a gas that turns into an aerosol, which can influence how clouds form.
Whether the aerosols in our atmosphere come from the ocean or land, it’s important to know how they are impacting our environment. PACE will help clear up some of our questions about what is in our air.
A healthy ocean supports healthy industries and economies, contributes to a healthy atmosphere and helps keep plants, animals and humans healthy and happy. One key to a healthy, balanced ocean is lots of biodiversity.
Biodiversity means having a wide variety of plant and animal species in an ecosystem. It’s important to have many different species of phytoplankton, because each species plays a different role in processing carbon, providing food for tiny animals, and keeping the ocean healthy.
PACE will track the size and movements of phytoplankton populations from space to help our seas stay diverse and bountiful.
One simple reason for tracking the ocean’s health is that fish eat tiny animals that eat phytoplankton, and people eat fish.
Fisheries and aquaculture support about 12 percent of jobs around the world, including employing more than 3 million people in the United States. By better understanding our ocean’s health and how it might change in the future, we can make predictions about impacts to our economies and food supply.
To learn more about phytoplankton, visit our website.
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If you’ve eaten a piece of fruit, a vegetable, or a handful of nuts in the past week, it’s very likely they all came from “America’s Salad Bowl.” California’s Central Valley and Central Coast is where more than one-third of all vegetables in the U.S. are grown––and two-thirds of our fruits and nuts.
Keeping this area fertile takes a lot of water, and we provide farmers with NASA data that helps them manage increasingly scarce supplies. Working with farmers and conservation groups, we developed a new website called OpenET to transform how water is managed in the West! It covers 17 western U.S. states, putting satellite and other Earth science data into their hands. The website gives them daily and monthly views of water usage, down to the resolution of a single field of vegetables.
The ET in OpenET doesn’t stand for extraterrestrial, but “evapotranspiration.” Evapotranspiration is a measurement that farmers can use to estimate the amount of water being used by their fields and crops. This water will usually need to be replaced through irrigation or rainfall.
We work closely with partners and people around the world, connecting them with NASA Earth data to solve our planet’s most pressing issues.
Learn more about our Applied Sciences program, here! We are Earth. Science. Action.
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Using a fleet of research aircraft, our Operation IceBridge images Earth's polar ice to better understand connections between polar regions and the global climate system. IceBridge studies annual changes in thickness of sea ice, glaciers and ice sheets. IceBridge bridges the gap between the ICESat missions.
Seen here is a time-lapse view of a glacier-run from the cockpit of our P-3 Orion aircraft taken during a May 8, 2017 flight over Greenland's Southeast glaciers.
Video credit: NASA/Gerrit Everson
Take a look back at this season’s Arctic ice survey HERE.
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Jupiter in infrared light, as seen by NASA’s InfraRed Telescope Facility (IRTF). The observations were obtained in support of NASA’s Juno mission by a team headed by Juno scientist Glenn Orton.
Location: In the Scorpius constellation
Distance from Earth: About 44,000 light-years
Object type: Globular star cluster
Discovered by: James Dunlop in 1826
Each tiny point of light in this image is its own star - and there are more than a million of them! This stunning image captured by the Hubble Telescope depicts NGC 6441, a globular cluster that weighs about 1.6 million times the mass of our Sun. Globular clusters like NGC 6441 are groups of old stars held together by their mutual gravitational attraction, appearing nearly spherical in shape due to the density of stars that comprises them. This particular cluster is one of the most massive and luminous in our Milky Way Galaxy. It is also home to a planetary nebula and four pulsars (rotating neutron stars that emit beams of radiation at steady intervals, detected when the beams are aimed at Earth).
Read more information about NGC 6441 here.
Right now, the Hubble Space Telescope is delving into its #StarrySights campaign! Find more star cluster content and spectacular new images by following along on Hubble’s Twitter, Facebook, and Instagram.
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On Monday, Oct. 17, Orbital ATK is scheduled to send new science experiments to the International Space Station.
The Cygnus spacecraft will blast off from our Wallops Flight Facility in Virginia at 7:40 p.m. EDT carrying more than 5,100 pounds of science, supplies and equipment.
Let’s take a look at a few of these experiments:
Low-temperature fires with no visible flames are known as cool flames. The Cool flames experiment examines these low-temperature combustion of droplets of a variety of fuels and additives in low gravity.
Why are we studying this? Data from this experiment could help scientists develop more efficient advanced engines and new fuels for use in space and on Earth.
Light plays a powerful role in our daily, or circadian, rhythms. Astronauts aboard the space station experience multiple cycles of light and dark every 24 hours, which, along with night shifts and the stresses of spaceflight, can affect their sleep quantity and quality.
The Lighting Effects investigation tests a new lighting system aboard the station designed to enhance crew health and keep their body clocks in proper sync with a more regular working and resting schedule.
Why are we studying this? Lighting manipulation has potential as a safe, non-pharmacological way to optimize sleep and circadian regulation on space missions. People on Earth, especially those who work night shifts, could also improve alertness and sleep by adjusting lighting for intensity and wavelength.
A user-friendly tablet app provides astronauts with a new and faster way to collect a wide variety of personal data. The EveryWear experiment tests use of this French-designed technology to record and transmit data on nutrition, sleep, exercise and medications. Astronauts use the app to complete questionnaires and keep medical and clinical logs. They wear a Smartshirt during exercise that records heart activity and body positions and transmits these data to the app. Finally, rather than manually recording everything that they eat, crew members scan barcodes on food packets to collect real-time nutritional data.
Why are we studying this? EveryWear has the potential for use in science experiments, biomedical support and technology demonstrations.
Outside the Earth’s magnetic field, astronauts are exposed to space radiation that can reduce immune response, increase cancer risk and interfere with electronics.
The Fast Neutron Spectrometer (FNS) experiment will help scientists understand high-energy neutrons, part of the radiation exposure experienced by crews during spaceflight, by studying a new technique to measure electrically neutral neutron particles.
Why are we studying this? This improved measurement will help protect crews on future exploration missions, like our journey to Mars.
Ahead of launch, there will be various opportunities to learn more about the mission:
What’s on Board Science Briefing Saturday, Oct. 15 at 4 p.m. EDT Scientists and researchers will discuss some of the experiments being delivered to the station. Watch HERE.
Prelaunch News Briefing Saturday, Oct. 15 at 6 p.m. EDT Mission managers will provide an overview and status of launch operations. Watch HERE.
LAUNCH!!! Monday, Oct. 17 coverage begins at 6:45 p.m. EDT Watch live coverage and liftoff! Launch is scheduled for 7:40 p.m. EDT. Watch HERE.
Facebook Live Starting at 7:25 p.m. EDT you can stream live coverage of the launch on NASA’s Facebook page. Watch HERE.
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As astronauts, do you have control over which experiments you conduct aboard the ISS? Which ones have been your personal favorites?
Did you have mentors that helped you?
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