SA Space & Physics

Experiments to confirm we can see single photons offer new ways to probe our understanding of quantum reality

Deposited in perpetually dark craters around the poles, the ice could be a boon for future crewed lunar outposts

Zombie satellites, rocket shards and collision debris are creating major traffic risks in orbits around the planet. Researchers are working to reduce the threats posed by more than 20,000 objects in space

Signals seen by the Hubble Space Telescope suggest a Neptune-size moon may orbit a gas-giant planet around a star some 8,000 light-years from Earth