NASA will drop VolcanoBot2 inside a fissure of Hawaii's famed Kilauea to create 3D maps and test tech that could one day explore extraterrestrial volcanoes.
NASA is honoring its fallen astronauts with a special day of remembrance Wednesday (Jan. 28), the 29th anniversary of the Challenger space shuttle tragedy.
Four crewmembers simulating a mission on Mars dealt with a real-life emergency late last month — a greenhouse fire so strong that flames reached at least 10 feet (3 meters) high.
Found! 5 Ancient Alien Planets Nearly As Old As the Universe Five rocky alien worlds that are 80 percent as old as the universe have been discovered, suggesting that Earth-size planets have been a feature of the Milky Way galaxy almost since its beginning.
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