A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are brought back.

Only the hardy carbon-rich asteroids make it to Earth, after surviving the Sun’s heat and the fiery burnup that occurs when ...

Unlocking the origins of life starts with understanding how simple space molecules turned into complex building blocks. To do ...

NASA is closely monitoring a building-sized asteroid as it makes its closest approach to Earth today, among a group of five other space rocks passing by our planet over the next two days. The asteroid ...