What can Earth-sized exoplanets teach scientists about the formation and evolution of exoplanets throughout the cosmos? This is what a study recently posted to the arXiv preprint server hopes to ...

Astronomers used NASA’s planet-hunting TESS satellite to find a “super-Earth” as well as a possible Earth-size planet, both orbiting a star 137 light-years away.

In an exciting breakthrough for astronomy and the search for extraterrestrial life, a team of international scientists has announced the discovery of Gliese 12 b, a temperate, Earth-sized ...

NASA announced the discovery of a planet 40 light years from Earth that orbits every 12.8 days and is possibly even habitable. “We’ve found the nearest, transiting, temperate, Earth-size world ...

NASA says Mars rover sample has textures 'unlike anything we've seen’ The samples collected by the Perseverance rover could shed light on the planet’s history Julia Musto ...

NASA has discovered a “super-Earth” that may be habitable — and it’s “only” 137 light-years away. “By astronomical standards, that’s not too bad!” the agency insisted on X about ...

But the rare cosmic event actually occurred 8.5 billion light years away from Earth, when the universe was just a third of its current age — and it has created more questions than answers.