
Where are all the stars?
As Earth Hour approaches, urban light pollution interrupts the visibility of stars.
As Earth Hour approaches, urban light pollution interrupts the visibility of stars.
Astronomer, award-winning science communicator and AG columnist Fred Watson tackles the big questions about the Earth, Moon and other heavenly objects.
The Moon changes colour depending on several factors. It can appear blue, red or silvery.
Thousands of people are sending text messages to the potential inhabitants of a star across the universe.
In an exclusive interview with AG, astronaut Buzz Aldrin discusses what’s to come in the space race, and looks back on that giant leap.
The landing’s recent anniversary has brought the Moon to us, thanks to the digital age 40 years on.