For more than a month, all attempts to reconnect with MAVEN, one of three active orbiters around Mars, have failed.

Harvard's Avi Loeb says a rare sun alignment on 22 January could prove interstellar visitor 3I/ATLAS is an alien spaceship.

The science fiction genre has given cinema some of the greatest stories of all time, but some are truly flawless.

The lunar surface is back in focus as NASA prepares for a critical mission scheduled for this February. As the launch window ...