The binary star system SDSS 1557 has a rocky asteroid belt, which could hold clues to the formation of Earth-like planets.
Early planets can form from clumps of dust.
Astronomers have found seven Earth-sized planets around a dwarf star. Here’s how they did it.
A new planet discovered around Proxima Centauri begs to be explored.
The ice line of a planetary system has been observed for the first time.
A new planet has been discovered orbiting a star 1,200 light years away.
Some large exoplanets may hide their water beneath a layer of clouds and haze.
Tabby’s star could be evidence of an alien civilization, but that isn’t the only possible explanation.
Astronomers have found 1,284 candidate exoplanets with less than 1% odds of being a false positive.