Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

Are we alone? Scientists investigate the rarity of life on Earth-like planets with groundbreaking telescopes and methods.

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard’s Star ... “It was like, suddenly we know something that no one else does about the ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." Scientists have used data from NASA's retired planet-hunting space telescope ...