The new planet-hunting telescope TESS was successfully launched today by NASA, and Australia will play a key role in checking out any new worlds it discovers.
How long before we find a planet just like our own?
When NASA first started planning the Kepler mission, no one knew if the universe held any planets outside our solar system. Thousands of exoplanets later, the search enters a new phase.
It's been reported that astronaut Scott Kelly no longer has the same DNA as his twin brother after spending a year in space.
Surprising new results from the Juno mission may us help work out what's going on at Saturn and other gas giants, too.
Google's artificial intelligence has been taught to look for planets around other stars. It's already making new discoveries that scientists have missed.
A new trajectory means the mission to uncover core facts about the asteroid belt will happen sooner than planned.
Dreams of new footprints on the moon are more about domestic politics than foreign policy.
The discovery of tiny ripples in space from the violent collision of dense stars could help solve many mysteries – including where the gold in our jewellery comes from.
Future Mars colonists may want to form their own legal system. What would stop them?
They erupted for billions of years and make Earth's volcanoes look like molehills. Here's what we know and what we don't know about them.
We've all seen videos of satellites being blasted off into space - but once they're locked in orbit around the earth, how do we bring them back down?
Our fascination with space shows no signs of slowing down, 60 years after the Soviet Union launched the world's first satellite, Sputnik.
Private companies are increasingly challenging national space agencies in a new space race, which comes with great opportunities but also huge risks.
Space inspires, and the establishment of a Space Agency in Australia is well positioned to drive engagement in STEM.
The last signals from Cassini space probe before it burns up in Saturn's atmosphere will tracked by the Canberra Deep Space Communication Complex.
The Cassini space probe took us up close and through the beautiful rings of Saturn. It captured some amazing images, and even the sound of the rings during its mission.
The Cassini space probe discovered several new moons on its mission to Saturn, and revealed fresh views of the moons we already knew about.
With only days to go before NASA's Cassini space probe ends its two-decade mission to explore Saturn, what has it revealed about the ringed planet, the second largest in our solar system?
How exactly do the stars twinkle in the night sky? As it turns out, the answer is full of hot air... and cold air.