Astronomers have long searched for life within a rather narrow ring around a star, the "habitable zone," where a planet should be neither too hot nor too cold for liquid water. A new study argues that this ring is too strict: ...
Astrobiology
Jan 22, 2026
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146
By resurrecting a 3.2-billion-year-old enzyme and studying it inside living microbes, researchers at the University of Wisconsin–Madison have created a new way to improve our understanding of the origins of life on Earth ...
Astrobiology
Jan 22, 2026
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71
Alicja Ostrowska's doctoral thesis "Life and AI at NASA" examines how artificial intelligence is transforming the way science is conducted within some of the world's most ambitious space projects. The study investigates how ...
Astrobiology
Jan 21, 2026
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32
Challenging long-held assumptions, Aarhus University researchers have demonstrated that the protein building blocks essential for life as we know it can form readily in space. This discovery, appearing in Nature Astronomy, ...
Astrobiology
Jan 20, 2026
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A recent study by geophysicists at Washington State University offers insight into how nutrients may reach the subsurface ocean of Europa, one of Jupiter's moons and a leading candidate for extraterrestrial life in the solar ...
Astrobiology
Jan 20, 2026
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352
We recently discussed the different types of worlds that the Habitable Worlds Observatory (HWO) is expected to find that might have noticeable biosignatures. However, no matter how good the instrumentation on board the observatory ...
Astrobiology
Jan 20, 2026
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20
The early stage of giant telescope development involves a lot of horse-trading to try to appease all the different stakeholders that are hoping to get what they want out of the project, but also to try to appease the financial ...
Astrobiology
Jan 19, 2026
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26
Through new experiments, researchers in Japan and Germany have recreated the chemical conditions found in the subsurface ocean of Saturn's moon, Enceladus. Published in Icarus, the results show that these conditions can readily ...
Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something extraordinary: powering magnetic fields strong enough to shield entire planets from dangerous cosmic radiation ...
Astrobiology
Jan 15, 2026
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107
At the beginning of the exoplanet age, the goals were fairly simple. The first was to find as many of them as possible to flesh out our understanding of the exoplanet population. The second was to determine if any were in ...
Astrobiology
Jan 15, 2026
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