The Hubble Space Telescope captured an image of a star and a spiral galaxy, both in the constellation Virgo. But the photo is ...

Explore these orbiting pioneers and learn what they've discovered. 3 min read The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

It essentially made Hubble into a new telescope. "ACS has roughly ten times the discovery power of the previous camera," says Mario Livio, astronomer at the Space Telescope Science Institute in ...

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

Astronomers using the Hubble Space Telescope are at the dawn of a new era in exploring the universe. With two powerful new instruments, added to Hubble in February 1997 by the crew of the Space ...