Satellites and astronauts are constantly threatened by millions of untrackable, hypervelocity particles in orbit. Like a loose pebble hitting your windshield on the highway, orbital debris can strike ...

As the space shuttle program took shape in the late 1960s, engineers were confronted with finding technology that could withstand the heat of re-entry without being too heavy, unreliable or costly.

WASHINGTON — As the Space Shuttle Program nears retirement, NASA is looking for ways to preserve the program’s history and inspire the next generation of space explorers, scientists and engineers.

NASA is offering 7,000 space shuttle tiles for the sweet price of $23.40. There are a couple of catches, though: You have to be a school or a university to buy one. Also, it's first come, first served ...

CAPE CANAVERAL, Fla. -Shuttle Discovery will make a fiery plunge through the atmosphere this weekend,serving as a hypersonic test bed for new heat shield tiles that might be usedto protect astronauts ...