There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope ...

When Space Shuttle Discovery touched down for the last time at Kennedy Space Center Runway 15 on March 9, 2011, it brought to an end a 27-year career of spaceflight. Discovery flew to space 39 times, ...

Using a high-energy X-ray system, they turned the satellite effectively transparent, revealing fuel and gas tanks, hidden ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

The chief investigator of the Columbia disaster testified yesterday that NASA officials gravely erred by refusing to seek photographs of the damaged space shuttle in orbit and that a rescue mission ...

Jared Isaacman, President Trump's pick to lead NASA, is on board with moving the space shuttle Discovery to Houston, according to one of the senators behind the controversial plan.

Former ISS Program Manager Michael Suffredini reviews the creation of the International Space Station, detailing assembly, ...

Junk is accumulating in space at a fantastic pace, with millions of pieces orbiting the Earth, and humans need to figure out ...

A computer-generated image of the football-field-sized International Space Station. Editor at Large The last time no representative of the human race was in space Bill Clinton was in his final year in ...