The International Space Station is marking 25 years of nonstop human presence in orbit. Nearly 300 people have lived aboard ...

Former NASA officials warn that the U.S. looks poised to lose its self-declared race to beat China to the moon ...

The dust-up over the lunar lander could pit Elon Musk against his billionaire rival Jeff Bezos. And it has already sparked a ...

On Wednesday, the space companies owned by two of the richest people on Earth — Elon Musk’s SpaceX and Jeff Bezos’ Blue Origin — submitted ideas to the space agency for a faster program to land ...

Matt Rogers, dressed as Nigel from “The Devil Wears Prada” for Halloween, joins TODAY’s Jenna Bush Hager and guest co-host Savannah Guthrie to break down the top five things in pop culture, including ...

NASA's new research reframes orbital debris as a financial risk, quantifying the economic impact of collisions and mission ...

SpaceX posted a response to criticisms of delays in its Starship program from NASA acting Administrator Sean Duffy.

Sean Duffy called out SpaceX for being “behind schedule” on a lunar lander and said he’d explore other options.

Blue Origin, owned by Jeff Bezos, and Lockheed Martin are among the contractors that may compete with Elon Musk’s company in ...

Experts warn that the Starship Human Landing System may be years behind schedule, but SpaceX says it has a new plan to save its Artemis 3 contract.

Acting NASA Administrator Sean Duffy announced Monday that he would allow other companies to compete for the Artemis III ...