What are the chances of finding extraterrestrial life in our solar system? Frank Postberg, a professor of planetary science at Freie Universität Berlin, has published a study in Science Advances with an international team ...
Astrobiology
Sep 25, 2026
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New research led by the University of Michigan is helping set the stage for future observatories to characterize rocky planets outside our solar system, planets that could prove life isn't confined to Earth. The new research ...
Astrobiology
Sep 29, 2026
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640
When the universe was still in its infancy—only 500 million years after the Big Bang, or about 3% of its current age—some of the universe's earliest stars and galaxies had already formed. Astronomers have long predicted that ...
Astrobiology
Sep 24, 2026
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364
Earth seems like a troubled place right now, but at least our cosmic surroundings appear peaceful. This is not universally true, as explosions, collisions and other dangers lurk in other places and times.
Astronomy
Oct 6, 2026
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359
Four and a half billion years ago, Earth and Mars were born in the rotating cloud of gas and dust that would eventually become our solar system. Yet exactly how the planets formed remains one of the most disputed questions ...
Astrobiology
Sep 30, 2026
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240
The ocean beneath Saturn's moon Enceladus lies under kilometers of ice, but some of its contents do reach the surface. Jets near the south pole spray out water vapor and icy particles, offering a way to investigate the hidden ...
When astronauts first travel to Mars or anywhere else in deep space, they will have to contend with two problems that our planet protects us from on its surface—radiation and weightlessness. Scientists already know both can ...
Space Exploration
Oct 14, 2026
3
160
The truth is out there—but identifying signs of life in space involves an intense search for biosignatures within our solar system and beyond. However, developing sensitive yet compact technologies capable of detection has ...
Astrobiology
Oct 5, 2026
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123
Saturn's icy moon Enceladus hides a global ocean beneath its frozen surface. From fractures near its south pole, material from this ocean is ejected into space as a plume of water vapor and ice particles. These particles ...
Astrobiology
Oct 4, 2026
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105
In the search for extraterrestrial life, it makes sense to first look for rocky planets with an atmosphere, like Earth. Without an atmosphere, a planet can't have surface water. But of the more than 6,300 exoplanets cataloged ...
Astrobiology
Sep 24, 2026
1
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