NASA's Newest Planet Hunter Finds First Earth-Sized Alien World
NASA’s newest planet hunter was launched into space just a year ago????Now, TESS has just found it’s very first Earth-sized alien world????making it the 10th confirmed planet it’s discovered????Exoplanet HD 21749c is about 53 light-years from Earth????Researchers haven’t nailed down mass or composition, which is vital for Earth comparison????Unfortunately, the MIT-led team doesn’t think the planet is habitable????It’s too to its star, completing an orbit every 7.8 Earth days (i.e.
It’s too hot)????but they’re hopeful TESS is on track to finding a habitable world close enough to study????The findings were published in the Astrophysical Journal