The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

As scientists delve deeper into a star system with seven rocky worlds, the prospect of one being a habitable planet seems to be quickly fading. Researchers who used the James Webb Space Telescope, a ...

Is our Milky Way galaxy home to other planets the size of Earth? Are Earth-sized planets common or rare? NASA scientists seeking answers to those questions recently revealed their discovery. “We went ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

Thanks to an enormous stroke of luck and serendipitous timing, astronomers were able to calculate the mass and distance of a ...