The incident could strain Roscosmos’s partnership with NASA as the agency finds itself more reliant on the U.S. than ever.

Billionaire spacewalker Jared Isaacman is back before the Senate after being yanked and then renominated by President Donald Trump for NASA's top job ...

In what Sen. Ted Cruz referred to as a “Groundhog Day” Senate committee hearing Wednesday, billionaire Jared Isaacman saw ...

Proliferating satellites are beginning to harm the science work of the beloved Hubble Space Telescope and other observatories ...

We've all come to appreciate the beautiful images space telescopes provide us of galaxies, nebulas and more, but they also provide astronomers with important scientific information about our universe.