As missions prepare to visit ocean worlds like Enceladus and Europa, new findings show scientists must first learn to ...

Scientists have been searching for radio signals from hypothetical alien civilizations using radio telescopes for decades.

Fresh ice from Enceladus holds never-before-seen organic compounds, captured by NASA’s Cassini, offering new clues in the ...

大西洋深处隐藏着一座“失落之城”热液区，与其他深海热液系统不同。它不靠火山热驱动，而是依赖海水与地幔岩的化学反应，还存在独特微生物生态。了解这一区域，能为地外生命探索提供参考。

As mankind was planning the first moon landing in the 1960s, an asteroid approached Earth—and still hasn’t left.

The exoplanet, dubbed GJ 251 c, is at least four times larger than our own planet and is likely to be a rocky world located ...

卡西尼探测器在土卫二的冰封表层下发现海洋二十年以后，一项对历史数据的新研究暗示该卫星可能具备更高的宜居性。这一发现来源于一份记录冰粒从喷发到撞击卡西尼探测器过程的数据，其中揭示了此前从未在土卫二上观测到的有机化合物。

A study published in the Journal of the American Chemical Society has recreated in the laboratory chemical reactions that may ...

Researchers recreated Martian conditions in a laboratory using E. coli bacteria and pure water ice. The samples were frozen ...