In a new study, a team of researchers suggests that 4 billion years ago, plate tectonics likely looked closer to what we experience today than previously thought. The team published its findings in the Proceedings of the ...
Earth Sciences
18 hours ago
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Although most potentially habitable worlds orbit red dwarf stars, we know larger and brighter stars can harbor life. One yellow dwarf star, for example, is known to have a planet teaming with life, perhaps even intelligent ...
Astrobiology
Sep 23, 2024
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Most of the exoplanets we've discovered orbit red dwarf stars. This isn't because red dwarfs are somehow special, simply that they are common. About 75% of the stars in the Milky Way are red dwarfs, so you would expect red ...
Astrobiology
Sep 20, 2024
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How common are Earth-like exoplanets—also called exo-Earths—and which exoplanetary systems should we target to find them?
Planetary Sciences
Aug 20, 2024
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NASA's upcoming flagship astrophysics missions, the Nancy Grace Roman Space Telescope and the Habitable Worlds Observatory, will study planets outside our solar system, known as exoplanets. More than 5,000 exoplanets have ...
Astronomy
Aug 9, 2024
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In an exciting breakthrough for astronomy and the search for extraterrestrial life, a team of international scientists has announced the discovery of Gliese 12 b, a temperate, Earth-sized exoplanet just 40 light-years away—a ...
Astrobiology
Jul 30, 2024
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52
The launch of NASA's James Webb Space Telescope (JWST) in 2021 kicked off an exciting new era for exoplanet research, especially for scientists looking at terrestrial planets orbiting stars other than our sun. But three years ...
Planetary Sciences
Jul 24, 2024
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110
Astronomers have created the most detailed weather report so far for two distant worlds beyond our own solar system. The international study—the first of its kind—reveals the extreme atmospheric conditions on the celestial ...
Astronomy
Jul 15, 2024
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135
Astronomers have discovered three potential "super-Earth" exoplanets orbiting a relatively nearby orange dwarf star. This groundbreaking find was made by an international team of researchers led by Dr. Shweta Dalal from the ...
Planetary Sciences
Jun 24, 2024
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84
Exoplanets are common in our galaxy, and some even orbit in the so-called habitable zone of their star. NASA's James Webb Space Telescope has been busy observing a few of these small, potentially habitable planets, and astronomers ...
Space Exploration
Jun 5, 2024
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