TESS, Spitzer Spot Potential Giant World Circling Tiny Star

An international team of astronomers has reported what may be the first example of an intact planet closely orbiting a white dwarf, a dense leftover of a Sun-like star that’s only 40% bigger than Earth. The detection of the Jupiter-size body was made using data from NASA’s Transiting Exoplanet Survey Satellite (TESS) and retired Spitzer Space Telescope. Read more: The object, called WD 1856 b, is a