Mar. 20, 2018—The newly discovered planets appear to have too much water to sustain life but provide hints at what sorts of planets might do so.
Aug. 21, 2013—Astronomers have found a clever new way to slice and dice the flickering light from a distant star in a way that reveals the strength of gravity on its surface.
Jan. 11, 2012—The smallest exoplanets yet discovered orbit a dwarf star almost identical to Barnard’s star, one of the Sun’s nearest neighbors. The similarity helped the astronomers calculate the size of the distant planets.