A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

LOWELL, Massachusetts – NASA on Oct. 1 launched a telescope designed and built by UMass Lowell and the space agency that ...

Just two decades after astronomers discovered the first exoplanet, NASA has confirmed the existence of 6,000 alien worlds.

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...

Space scientists look back on 30 years of exoplanet discoveries — from rows of massive ‘super-Earths‘ to worlds with ...

NASA has released its first image of a planet outside of our solar system. Astronomers used NASA's James Webb Space Telescope to take a direct image of the exoplanet, described as a "gas giant." NASA ...

Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named TRAPPIST-1 e, is being monitored by the James Webb Space Telescope, the most ...

Scientists say this does not include more than 8,000 additional candidate planets awaiting confirmation. The post NASA ...

Two recent studies used seismic data from NASA’s retired InSight mission to shed light on what lies beneath Mars’ surface and what it means for the planet’s history The spacecraft will map the ...