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Find out how we measure time on the Red Planet, and what to expect in a Martian calendar year

Galileo pioneered the use of the telescope for observing the night sky. His discoveries undermined traditional ideas about a perfect and unchanging cosmos with the Earth at its centre.

Watch back our live Moon viewing, where Royal Observatory astronomers took a close-up view of the lunar surface to mark 50 years since humans last went to the Moon

How did the Sun, planets and moons in the Solar System form? There is a surprising amount of debate and several strong and competing theories, but do scientists have an answer?

How common are blue moons in astronomical terms?

Explore the experiences and stories of LGBTQ+ people in our collections, and find out more about the Museum's role in helping communities find new spaces for expression

Who is YOUR Astronomy Photographer of the Year for 2023? Vote for your favourite image in the People's Choice Award and have your say in the world's biggest space photography competition

Ever wondered whether midday or midnight is 12 am or 12 pm?

Explore what you can see in the night sky this February, including the Pleiades and the four biggest planets in our Solar System.