A suggestion made last week by acting NASA administrator Sean Duffy that SpaceX could be booted from the agency’s upcoming moon-landing plans has rocked the space industry. Now, behind the scenes, ...

November's supermoon is the second of three supermoons this year and also the closest: The moon will come within just under ...

As NASA’s moon-landing plans with SpaceX hang in the balance, other bold ideas are quietly starting to take shape.

The ISS has “come into its own as a very sophisticated scientific laboratory,” says retired NASA astronaut Scott Kelly, who ...

Archaeologists have studied how astronauts use the International Space Station to improve its potential future successors.

The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

China will launch three astronauts toward its Tiangong space station today (Oct. 31), and you can watch the action live. A ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

The International Space Station marks a quarter-century of continuous occupancy this weekend, boasting a guest list of nearly ...

Comet 3I/ATLAS will be closest to the Sun on October 29 and will be observable through telescopes. Here is how you can track ...

No communication or navigation, faulty electronics and collision risk. At ESA's mission control in Darmstadt, teams faced a ...

That’s the compelling argument made by Caleb Scharf—author and senior scientist for astrobiology at NASA Ames Research in ...