The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

Want to see natural wonders in California that seem impossible to believe? These 10 amazing locations offer incredible sights ...

Scientists find that planets need more than water to support life. Too little water may cause long-term overheating and ...

Home to dramatic rock formations and otherworldly landscapes, New Mexico’s Bisti/De-Na-Zin Wilderness is an alternative to Turkey’s Cappadocia in the U.S.

Behind the acid blood and jump scares of the Alien franchise is an even more insidious horror: a single employer with ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in starlight turned out to be massive rings of plasma swirling in the stars’ ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known exoplanets that may have the right conditions to support life. Using new ...