After some serious number crunching, a Canadian researcher has come up with a mathematical model for a viable time machine.Ben Tippett, a mathematics and physics instructor at University of British Columbia, recently published a...

It’s the slow beginning of what will be a violent end for the Cassini mission. At 10.00 BST on April 26, the spacecraft became the first ever to dive between Saturn and its spectacular innermost ring. This marks the start of its “grand finale” consisting of 22 daring orbits –…

The president is determined to see Americans walk on Mars during his presidency, but the reality of space travel is a little more complicated

Today's Google Doodle shows the unmanned orbiter at work snapping pictures of our solar system's second-largest planet

Peggy Whitson, who broke the US record for most time spent in space, received praise from president, who plans to cut Nasa’s budget and certain programs

Trump calls astronaut Peggy Whitson to congratulate her for breaking a US record for time spent in space.