From solar probes to deep space missions, these record-breaking human-made objects reached speeds that make bullets and jets ...

In its new exhibit opening in the fall, the Apollo 10 command module ... next five years to ensure that international efforts in space exploration are better represented in its holdings and ...

A Soviet spacecraft is expected to come hurtling back to Earth after being stuck in orbit for more than 50 years. The Kosmos ...

An 18-karat gold version of the first watch worn on the moon has set a record for the most paid for an astronaut's timepiece.

President Donald Trump on Monday celebrated National Astronaut Day on the 64th anniversary of Alan Shepard becoming the first ...

White House budget request would take $879 million from 'legacy' spaceflight projects like the Space Launch System.