The Space Race, a fascinating era of the 20th century, captivated the world with its heroic goals and technological feats.

A NASA mission will send twin spacecraft to Mars to learn what happened to the Red Planet's ancient, thick atmosphere.

A tremendous effort is underway at NASA to send humans to Mars and return astronauts to the moon, including the flight of ...

Mars is about to receive a double dose of attention. This weekend, a pair of identical NASA satellites will launch together ...