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We know much about the true shape of our planet is thanks to two satellites that act as targets for lasers fired from Earth.

What happens to the International Space Station when tensions on Earth rise? A space policy expert explains how the ISS is run and how Russian aggression has threatened its operation in the past – and now.

Proponents of mining in space often point to the potential benefits for Earth and its people. But this research casts doubt on many of them.

NASA hasn’t updated its spacesuits since 1974, when only men were eligible to be astronauts. But when it heads to the Moon in the coming years, its new spacesuits should come in women’s sizes too.

Defence Minister Stephen Smith has been saying long and loud that there are no US military bases in Australia, and that anyone who says otherwise is misinformed. Last week, after Australian media reported…

Astronomers were looking forward to the first high-res X-ray spectra from space, and all they would tell us about the cosmos. But unknown disaster seems to have befallen the Japanese satellite.

The space industry and global interest in all matters inter-planetary is growing.

The headquarters of the Australian Space Agency will be in Adelaide. So how did we get to this point? Here are ten essential reads to fill you in.

Players in the climate science game ‘CO2peration’ become a particle of sunlight, and travel on a journey to find out why we have liquid water at Earth’s surface.

The disappearance of Malaysia Airlines flight MH370 – with 239 people on board – is unusual in that two days after the plane lost communication there is no reliable evidence of debris. No radio calls were…