From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Investment firms have put over $100 million into developing risky technologies that could cool the planet with unknown side ...

From stranded astronauts to secret moons to space photos that were once impossible to consider, here are the top space ...

Astronomers discovered a new moon of Uranus and hundreds of moons around Saturn over the past year, and there may be many ...

Astronomers using NASA's Hubble Space Telescope have imaged the largest protoplanetary disk ever observed circling a young ...

Across the Milky Way and beyond, planetary systems appear to fall into a few recurring blueprints, and recent exoplanet ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

One of the primary goals of the James Webb Space Telescope (JWST) is to detect atmospheres around exoplanets, to try to suss ...

The moon and sun share top billing in 2026. Kicking off the year's cosmic wonders is the moon, drawing the first astronauts ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

But GEO-7, produced by the United Nations Environment Programme (UNEP), says it is not too late for humanity to change course. Within its pages is a recipe for a healthier planet that focuses on ...

Astronomers photographed a baby planet, WISPIT 2b, during its formation process within a dusty ring around its star system.