The Light, Dark, and Dusty Trifid Image Credit & Copyright: Robert Edelmaier and Gabriele Gegenbauer
Explanation: Messier 20, popularly known as the Trifid Nebula, lies about 5,000 light-years away toward the nebula rich constellation Sagittarius. A star forming region in the plane of our galaxy, the Trifid does illustrate three different types of astronomical nebulae; red emission nebulae dominated by light from hydrogen atoms, blue reflection nebulae produced by dust reflecting starlight, and dark nebulae where dense dust clouds appear in silhouette. The reddish emission region, roughly separated into three parts by obscuring dust lanes, is what lends the Trifid its popular name. The cosmic cloud complex is over 40 light-years across and would cover the area of a full moon on planet Earth’s sky. But the Trifid Nebula is too faint to be seen by the unaided eye. Over 75 hours of image data captured under dark night skies was used to create this stunning telescopic view.
∞ Source: apod.nasa.gov/apod/ap240810.html
Video of the Day!
NASA’s next mission to the Moon will carry LEXI (the Lunar Environment Heliospheric X-ray Imager), an instrument which will provide the first-ever global view of the magnetic field that shields Earth from solar radiation!
Did you know that there are 5 known dwarf planets in our solar system? Everyone knows Pluto, but there is also Ceres, Haumea, Makemake and Eris.
Info from: https://www.iau.org/public/themes/pluto/#n6
Wed. Oct. 30: We'll be closed tonight due to clouds. We'll try again next week!
Wed. Nov. 15 - Tonight's forecasts are inconsistent- we'll wait a few hours to decide if we'll open.
Beautiful!
IC 4592: The Blue Horsehead Reflection Nebula Image Credit & Copyright: Antoine & Dalia Grelin
Explanation: Do you see the horse’s head? What you are seeing is not the famous Horsehead nebula toward Orion, but rather a fainter nebula that only takes on a familiar form with deeper imaging. The main part of the here-imaged molecular cloud complex is reflection nebula IC 4592. Reflection nebulas are made up of very fine dust that normally appears dark but can look quite blue when reflecting the visible light of energetic nearby stars. In this case, the source of much of the reflected light is a star at the eye of the horse. That star is part of Nu Scorpii, one of the brighter star systems toward the constellation of the Scorpion (Scorpius). A second reflection nebula dubbed IC 4601 is visible surrounding two stars above and to the right of the image center.
∞ Source: apod.nasa.gov/apod/ap230926.html
Pumpkin space latte, anyone? ☕
Hubble captured this festive array of stars, Terzan 12, found in the Milky Way about 15,000 light-years from Earth. The stars in this cluster are bound together by gravity in a sphere-like shape and are shrouded in gas and dust. As the starlight travels through that gas and dust to Earth, blue light scatters, leaving the redder wavelengths to come through.
Download the full-resolution image here.
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Study smarter this school year! We asked scientists, engineers, astronauts, and experts from across NASA about their favorite study tips – and they delivered. Here are a few of our favorites:
Find friends that are like-minded and work together to understand the material better. Trading ideas with a friend on how to tackle a problem can help you both strengthen your understanding.
Find a quiet space or put on headphones so you can focus. You might not be able to get to the International Space Station yet, but a library, a study room, or a spot outside can be a good place to study. If it’s noisy around you, try using headphones to block out distractions.
Don’t burn yourself out! Take a break, go for a walk, get some water, and come back to it.
Looking for more study tips? Check out this video for all ten tips to start your school year off on the right foot!
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Comet Nishimura Credit: Peter Kennett
Cosmic fireworks ahead! This dramatically colorful image shows MACS J0717, one of the most complex and distorted galaxy clusters known. It was formed by the collision of four smaller galaxy clusters. A visible-light image from the Hubble Space Telescope shows hundreds of galaxies, both within the cluster and throughout the background, and myriad foreground stars. A pink overlay represents radio data from the Karl G. Jansky Very Large Array, which traces enormous shock waves and turbulence. The diffuse emission in blue, from the Chandra X-ray Observatory, highlights gas with temperatures of millions of degrees. Credit: NASA, ESA, CXC, NRAO/AUI/NSF, STScI, and R. van Weeren (Harvard-Smithsonian Center for Astrophysics); NASA, ESA, J. Lotz (STScI), and the Hubble Frontier Fields team. ALT TEXT: Hundreds of small galaxies of various shapes on the black background of space. They are concentrated near the center of the image. Dramatic pink ribbons form a curving L shape near the center. Below them, a linear pink feature with a blue blob in the middle extends from upper left to lower right. Diffuse blue light fills much of the field of view and is brightest just to the right of the pink ribbons.
Mare Cognitum ("The Sea that has Become Known") with Kuiper crater at the center // l'AstroVan
Mare Cognitum ("The Sea that has Become Known") is the landing sites of several lunar missions. Ranger 7 (1964) impacted here after its mission was finished; Surveyor 3 (1967) and Apollo 12 (1969) landed near its northern shore; and Apollo 14 (1971) landed near this mare as well.
Kuiper crater is named after the Dutch-American astronomy Gerard Kuiper (1905-1973), the father of modern planetary science
STEM Education, Astrophysics Research, Astrophotography, and Outreach located at 24 Park Ave., Bridgewater MA. You'll find us on the two outdoor balconies on the 5th floor, and you'll find our official website here: https://www.bridgew.edu/center/case/observatory .
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