The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

Not all of these projectors were designed specifically for children, but these projector models captivate young minds with ...

China will send a new team of astronauts to its space station on Thursday, as the country marches toward its ambition of ...

The Andromeda Galaxy's family of dwarfs are an enigma. First it was the unusual flat plane around which more than half of ...

The fast-moving gas cloud could help explain the so-called missing satellite problem, if the object is what scientists think ...

Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

The unifying message of Monday's all-woman rocket flight is that, for now, cold space belongs to the hot and rich.

NASA’s Hubble Space Telescope has transformed astronomy, capturing breathtaking views of the universe. Here are 10 of its most iconic images.

Hubble provides a new, detailed view of the Sombrero Galaxy The Sombrero galaxy is found to have metal-rich stars The new imaging technique showcases the formation of its shape ...

The interstellar plasma is turbulent and scatters pulsar radio waves slightly away from a direct, straight line path. The ...

The planet, roughly the mass of Mercury, orbits its star extremely close, so close that its surface is likely covered in ...