The discovery of water ice on the surface of an asteroid has NASA scientists conjecturing that asteroids and comets could have delivered enough water to a primordial Earth to fill its oceans.

More than a year after the Phoenix Mars Lander appeared to effectively freeze to death on the surface of the Red Planet, NASA is getting ready to listen for signs that it's still alive.

NASA's long running Mars rover is stuck in a sand trap – a situation the space agency would like to fix. So NASA will begin what it called the long process of extricating Spirit by sending commands that could free the rover.

NASA scientists have discovered that Mars actually is burping gas -- methane to be exact -- which could be one more sign that there's life on the Red Planet.

The astronauts from NASA's planned manned mission to Mars will be able to send back a 'live' video feed thanks to technology developed by the CSIRO.