The company is developing a commercial replacement for the ISS, currently planned to be retired at the end of the decade.

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 ...

Questions remain about the Shift4 CEO and civilian astronaut’s priorities for the space agency, who recently laid out his vision.

The planets offer exciting views in April. Jupiter is a brilliant object in the evening sky, although the observing window narrows as the Sun sets later each day. Mars is past its best, but ...

Barring any major development, Isaacman will likely be confirmed as NASA administrator by the Senate in the coming weeks. The ...

There’s real joy in sharing a telescope with others and observing in a crowd. Here's how you can find a star party near you ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

In a preliminary budget proposal, the agency’s science programs would see a 50 percent reduction, with a 20 percent cut to ...

We’ve wondered what powered the Sun for centuries. Early guesses included meteor showers, chemical combustion, and ...

Seeing the longest eclipse in our lifetime is just the start of an unforgettable trip to visit remnants of an ancient ...

Combining with one other previously confirmed planet, one of our closest stellar neighbors now has a family of four.

These icy bodies contain organic molecules — and don’t fall into any known category of celestial object we’ve seen before.