Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...

Life on Earth is a precious thing, especially given what astronomers know about the visible universe. Although researchers ...

One of them is about 4.2 light years away - more than a whopping 24 trillion miles from Earth! Find out more here.

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known ...

Scientists have just unlocked a new way to discover hidden worlds beyond our solar system, and the results are incredible.

Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...

By applying machine learning to vast TESS datasets, researchers have built one of the most precise catalogs of nearby exoplanets to date.

This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which ...

Billions of stars in our Milky Way galaxy have captured rogue alien planets that once cruised freely through interstellar space, a new study suggests. Many wandering alien worlds, which were ejected ...

Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond ...