NASA's Planet-Hunting TESS Discovers First Earth-Sized World With Potential For Liquid Water
TOI 700 d is the newest planet to get together the elite rank of Earth - sized planet with the potential for liquid control surface water – and is the first to be discovered byNASA ’s Transiting Exoplanet Survey Satellite ( TESS ) . TESS monitors tumid sphere of the sky for 27 days at a time , tracking changes in the brightness from thousand of stars . One such star is the pocket-size , cool red-faced midget TOI 700 , which quantify about 40 percent the size of our Sun and is locate 100 light - years aside in the southernconstellation Dorado ....