Space Exploration

Using the Hubble Space Telescope, astronomers have, for the first time, directly detected the merger of star clusters at the heart of dwarf galaxies.

NASA astronaut Chris Williams will launch on his first mission to the International Space Station, on a Russian Soyuz rocket with two cosmonaut colleagues, as early as November.

While ascending Mount Sharp, NASA's Mars rover Curiosity has had to swing around a small ridgeline dubbed "Devil’s Gate."

The crew of Blue Origin's NS-31 mission, which is scheduled to launch on April 14, includes a former NASA rocket scientist, television personalities, authors — and Katy Perry.

Sen. Ed Markey asked Jared Isaacman multiple times whether Elon Musk was in the room during his interview with Donald Trump, but Isaacman declined to answer directly.

A United Launch Alliance Atlas V rocket will launch Amazon's first big batch of Project Kuiper broadband satellites today (April 9), and you can watch it live.

A United Launch Alliance Atlas V rocket will launch Amazon's first big batch of Project Kuiper broadband satellites today (April 9), and you can watch it live.

A SpaceX Falcon 9 rocket will launch an uncrewed Dragon cargo ship packed with tons of supplies to the International Space Station on April 21.

The U.S. Space Force is leaning more heavily into its allies around the world and unveiling a new International Partnership Strategy, the service's chief said today.