Explore 25 active NASA missions currently operating in space, from Mars rovers to deep-space telescopes. Discover groundbreaking science reshaping our unde ...

NASA's Perseverance rover has reached an impressive new milestone on Mars, completing the equivalent of a full marathon by ...

Every planet ever confirmed beyond the solar system, roughly 6,000 of them, has been found gradually, over more than three ...

The featherweight pair — orbiting a star 1,110 light-years away — are the biggest exoplanets found to have less density than cotton candy.

Add Yahoo as a preferred source to see more of our stories on Google. Puffiest Planets Ever Cotton Candy Giants Found By NASA AI creative image by DX NASA's Transiting Exoplanet Survey Satellite (TESS ...

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could crater existing Red Planet research missions.

The last time NASA’s Pegasus barge floated up to Kennedy Space Center, it was hauling the core stage for next year’s Artemis III mission, worth more than $2 billion. The $4.3 billion Nancy Grace ...

The exoplanet telescope TESS revealed a distant world using an entirely different detection method than the one it was built ...

Science is driven by our desire to understand things. In some cases, where it requires significant effort and investment to develop systems that can understand new things, science benefits from a game ...

For anyone who has ever wondered whether they could handle life on another planet, NASA is offering a chance to find out – ...

I’m a planetary scientist who was born the year of Sputnik’s launch. Over the course of my 40-year career, I’ve witnessed not one but at least five separate revolutions that fundamentally transformed ...