Of the many different kinds of stars, asymptotic giant branch (AGB) stars, usually slightly larger and older than our own sun, are known producers of interstellar dust.
Astronomy
Apr 6, 2023
0
17
Ever since its launch in 1990, NASA's Hubble Space Telescope has been an interplanetary weather observer, keeping an eye on the largely gaseous outer planets and their ever-changing atmospheres. NASA spacecraft missions to ...
Astronomy
Mar 23, 2023
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35
While the Earth absorbs a lot of energy from the sun, a lot of it is reflected back into space. The sunlight reflected from Earth is called Earthshine. We can see it on the dark portion of the moon during a crescent moon. ...
Astrobiology
Jan 19, 2023
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23
Future historians might look back on this time and call it the "exoplanet age." We've found over 5,000 exoplanets, and we'll keep finding more. Next, we'll move beyond just finding them, and we'll turn our efforts to finding ...
Planetary Sciences
Jan 18, 2023
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47
The study of extrasolar planets has led to some astounding discoveries, many of which have defied the expectations of astronomers and challenged our notions about the forms planetary systems can take. For example, the discovery ...
Astronomy
Nov 7, 2022
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95
The James Webb Space Telescope (JWST), launched on Christmas Day 2021, is already transforming our understanding of planets in our solar system and far beyond. A versatile satellite observatory, JWST has a clear-eyed view ...
Astronomy
Nov 7, 2022
0
43
In a recent study accepted to The Astrophysical Journal Letters, a team of researchers at the University of Nevada, Las Vegas (UNLV) investigated the potential for life on exoplanets orbiting M-dwarf stars, also known as ...
Astrobiology
Oct 31, 2022
0
14
Nothing lasts forever, including the stars in our night sky. One of the brighter and more notable stars in our sky is Betelgeuse, the bright red supergiant in the shoulder of Orion.
Astronomy
Aug 16, 2022
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824
If a person is lost in the wilderness, they have two options. They can search for civilization, or they could make themselves easy to spot by building a fire or writing HELP in big letters. For scientists interested in the ...
Space Exploration
Apr 29, 2022
10
307
Direct images of exoplanets are rare and lack detail. Future observatories might change that, but for now, exoplanet images don't tell researchers very much. They merely show the presence of the planets as blobs of light.
Astronomy
Apr 13, 2022
0
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