
Aside from an unknown quantity of water in the Moon’s permanently shaded polar craters, the lion’s share of what water the Moon may have is likely chemically bound in its deep interior.

Aside from an unknown quantity of water in the Moon’s permanently shaded polar craters, the lion’s share of what water the Moon may have is likely chemically bound in its deep interior.

On Friday, July 10th, China achieved a major milestone as its Long March-10B completed a its maiden test flight, which included the retrieval of its first stage booster.

Wally Funk, an aviation pioneer who was the oldest woman to launch into space, has died. She was 87.

The black hole at the centre of a nearby galaxy is growing exceptionally fast, and is producing a burst of radio emission that has never been observed before. With characteristics that are expected in the early Universe, this unique galaxy provides important insights into the processes that governed the growth of the first black holes.

When a massive star reaches the end of its life, it explodes as a supernova that can light up the sky for months. But some supernovae stay luminous for much longer, and astrophysicists have wondered what causes their extended brightness. New research points to binary stars, where one star expels material right before the explosion that creates a cocoon of circumstellar medium.

How do you capture the mood of the 1960s space race in a fictional universe where the Soviets beat the Americans to the moon? The production team for Apple TV's "Star City" series rose to the challenge.

Ptolemy and al-Sufi were keen ancient astronomers, one in Greece and one in Persia, whose observations were separated by almost a thousand years. They both noted that the star Theta Eridani was far brighter than it is today. Now we know why.