NASA's Asteroid Redirect Mission has had its funding cut. Here's why politicians should think again.
Scientists pinpoint lunar craters likely to have water from the early solar system.
Gregory H. Revera/wikimedia
A six degree change in the moon's tilt could help us understand the origin of water in the inner solar system, and help us mine our staellite for it, too.
A frozen lake of water-ice on the floor of a 35 km wide impact crater on Mars.
Copyright ESA/DLR/FU Berlin (G. Neukum)
Ice is everywhere in the solar system and there may even be liquid water beneath the surface of a number of planets. But could we ever get to it?
Were eruptions of pressurised goundwater once commonplace on Mars?
For centuries, scientists have wondered how water channels on Mars formed. Our model suggests that they were caused by water erupting from subsurface lakes on the ancient planet.