NASA administrator Jared Isaacman declared that Pluto should be restored to its original classification as a planet.

Should Pluto be a bona fide planet again? NASA is working to "revisit the discussion" on Pluto's planethood status, according ...

While the red planet might be a hopeful destination for some in the eventual future, there is still so much humans don't know ...

The celestial body’s status as the solar system's ninth planet was withdrawn in 2006. Now some experts say we might want to ...

Could Pluto be repromoted to planetary status? On Tuesday NASA administrator Jared Isaacman told a Senate committee hearing ...

Pluto is a tiny icy world way out at the edge of our solar system. In 1930, an American astronomer named Clyde Tombaugh ...

For Earth Day, the agency released a delightfully nerdy tool that lets you type in any name or word and see it spelled out in ...

Astronauts and robotic spacecraft have captured breathtaking photos of Earth from space for decades. See the best images.

This unreleased Artemis photo taken through the Orion spacecraft's window reveals the stark beauty of Earth's terminator line ...

"Most planetary systems appear as 'peas in a pod.' This is not the case in the TOI-201 system." ...

NASA scientists have now developed a fundamentally different way to detect that destruction — one that doesn't wait for the ...