Astronomers shed new light on our picture of the early Universe.
At the "Giant Leaps" symposium, an astronaut-studded cast recalled the glory days of human space exploration — and where we might be headed next.
have you ever wanted to have a say in what the world's most powerful telescope looks at? From now until March 31st, you can!
NASA managers have decided on a date to dispatch Space Shuttle flight STS 125, the final servicing mission to the Hubble Space Telescope.
What will be the best ways to discover extrasolar planets in the coming years? The best scientific payoffs demand smart planning now.
Preparations are well under way for the August 2008 servicing mission to the Hubble Space Telescope.