Under pressure from Elon Musk’s DOGE task force, NASA is cancelling grants and contracts for everything from lunar dust ...

China’s megaconstellation launches spark debris concerns; commercial space expands; Lightyear Explorer raises funds; key ...

She is the principal investigator of Lunar Trailblazer, a NASA small satellite mission ... Active in science policy and outreach, Ehlmann is president of the board of directors of The Planetary ...

It's up in the air how much longer the beloved telescope will be with us.

Incoming NASA administrator and billionaire fighter jet pilot-turned-SpaceX astronaut Jared Isaacman isn't keen on president ...

A triple conjunction, appearing as a smiley face, will be visible in the early morning sky on April 25 in Michigan. Here's what to know.

NASA plans to send humans back to the moon. Some question the mission’s price tag, others call it “the moon on the cheap.” ...

The U.S. is in the midst of a second Space Race, and NASA is in a time crunch. How can it keep ambitions for the Moon and ...

Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.

As the moon goes around the Earth, "different parts of it are illuminated by the sun," said The Planetary Society. "But ...