The number of satellites orbiting Earth is rising fast, thanks to private companies such as SpaceX. But just how big will ...

NASA and the European Space Agency launched an astronomical revolution. When the Space Shuttle Discovery roared into the sky ...

NASA hopes to put astronauts on the moon in just two years, but a critical spacecraft required for the mission keeps ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

Elon Musk attempted to put a spin on the latest test rocket from SpaceX exploding into pieces during its return to Earth on ...

On Tuesday, elementary school staff and students, accompanied by special guest and former NASA astronaut Catherine “Cady” ...

Get live updates on the Starship rocket launch from SpaceX's Starbase headquarters in Texas. See what time it launches, where ...

SpaceX rocket launch near NASA Kennedy Space Center may be visible from Volusia County, including New Smyrna, Port Orange, Oak Hill and Daytona Beach ...

The Kinetica-1 rocket launched Wednesday for the first time since a failure doomed its previous attempt to reach orbit in ...

No, not those sorts of drugs, the kinds that could save your life.

As the Hubble Space Telescope celebrates 35 years in space, here's what to know about the ambitious instrument.

Apollo 10 "dress rehearsal" mission launched into orbit, to set up the Apollo 11 moon landing mission a month later.