Beijing may extend the planetary defence system it is constructing in China to the moon and beyond to protect the Earth from asteroid strikes that could potentially wipe out a city or human ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and ...

Nasa's mission teams use extreme environments to trial equipment and procedures for future lunar and planetary exploration. These analogue tests provide crucial practice and data for handling alien ...