By modeling the James Webb Space Telescope’s tiny movements, a new technique can reveal up to 15 times fainter alien worlds ...

Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into ...

Cracks along a giant Martian volcano, possibly above a magma chamber, might be spewing magmatic gases into the atmosphere, ...

Astronomers have catalogued more than 6,000 planets beyond our solar system. None has settled the question that matters: is ...

By modeling how a planet without life develops its atmosphere, astronomers hope to be able to better distinguish rocky ...

A new model simulates a rocky planet without life, giving astronomers a baseline to judge whether gases in an exoplanet's ...

Everyone has probably looked up at the night sky and wondered, 'Is there someone out there somewhere in this universe?' It's ...

Mars once had active volcanoes, like Olympus Mons, which is three times higher than Everest, and so massive that when it ...

For a long time, the field of searching for life has relied on a single checklist: oxygen, methane, amino acids, and lipids.

From the dystopian drama series Silo to the alternative history For All Mankind, these Apple TV sci-fi shows don’t feature a ...

Nov. 6, 2026 After nearly 22 years of exploring the universe’s most violent explosions, NASA’s Swift Observatory has re-entered Earth’s atmosphere over Indonesia. Originally designed to last just two ...

Scientists searching for extraterrestrial signals are testing an unusual idea: another civilization might choose a ...