Exoplanets are discovered by the dips in brightness they cause as they pass in front of their host stars, from the vantage point of Earth. The TESS exoplanet hunting telescopes has captured lightcurves of hundreds of thousands of stars, and now astronomers need your help in spotting the distant worlds lurking in the data. …
US space agency NASA has announced the discovery of a ‘super-Earth,’ a planet that might support life and is located 137 light-years away. Dubbed ‘TOI-715 b’, it is said to be about one and a half times as wide as Earth “A ‘super-Earth’ ripe for further investigation orbits a small, reddish star that is, by …
Using NASA’s Transiting Exoplanet Survey Satellite (TESS), astronomers have spotted an Earth-sized planet transiting the young Sun-like star HD 63433. HD 63433d sits close to its parent star, HD 63433, while two neighboring, mini-Neptune-sized planets, HD 63433b and HD 63433c, orbit farther out. Image credit: Alyssa Jankowski. HD 63433 is a G5V-type star located approximately …