A mysterious cosmic explosion has astronomers buzzing, as a strange event may hint at an entirely new kind of stellar ...

A newly analyzed planetary system spotted by NASA’s TESS mission is challenging long-standing assumptions about how planets ...

Scientists report a possible new state of matter formed under extreme pressure and heat inside Uranus and Neptune.

ANN ARBOR, MI - Marbely Micolta, a doctoral student in astronomy and scientific computing at the University of Michigan, has been selected as one of eight new 51 Pegasi b Fellows for 2026, one of the ...

Do you know Earth's highest peak, deepest point, and more? Test your knowledge about our planet in this quiz.

For many years, the search for extraterrestrial life has been based on the relatively straightforward premise that if a ...

NASA’s SPHEREx maps ice and organic material across the Milky Way, showing how planets begin to form in star-forming regions.

Webb finds a massive planet, 29 Cygni b, orbiting a nearby star, offering new clues about how even the largest planets grow ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

The strangest part of the TOI-201 system is not that it holds three very different worlds. It is that astronomers can ...

これから先も、銀河群や銀河団の内部、あるいはまだ十分なガスを残している領域では、新たな星と惑星が形成されていく可能性があります。研究が示した「残りの92%」という見積もりは、厳密には地球誕生以降の未来も含めた、非常に長い時間スケールでの予測といえます ...

Interstellar comet 3I/ATLAS showed changing chemistry near the Sun, revealing clues about its internal structure and offering ...