The exoplanet, dubbed GJ 251 c, is at least four times larger than our own planet and is likely to be a rocky world located ...

Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

Planetary Society CEO Bill Nye spoke at a "Save NASA Science" press conference on the steps of the U.S. Capitol building in ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

From GPS to innovations in computing and optics, technologies developed for space research at UC Santa Cruz touch nearly ...

The federal government has been—and must remain—a critical partner in foundational technological innovation and research ...

Watch the epic view of the moon and Earth captured by the Orion spacecraft ahead of its outbound powered flyby. Credit: NASA / time-lapsed by Space.com's Steve Spaleta Music: Kepler's Hope by Year of ...

The SpaceNews Icon Awards celebrate the year’s most iconic achievements in shaping the future of the space industry. Today, ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

Humans are finally building the technology that could tell us where to look, when to look, and what signs to watch for. What might we find? Why does it matter?