A mosaic of Saturn’s moon Enceladus, created with images captured by Cassini’s spacecraft in Oct. 2008. Courtesy of NASA via NASA.gov Scientists love to scour the surfaces of planets and moons for ...

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

Before sunlight ever reached the planet, another force may have sparked life—electricity. Deep beneath the ocean floor, ...

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

Fresh ice grains from Enceladus, captured by NASA’s Cassini in 2008, reveal never-before-seen organic compounds—offering new ...

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 ...

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 ...