Star Diary

Radio astronomer Dr Emma Chapman reveals how radio waves enable scientists to explore the cosmos, from mapping Venus to searching for alien life and discovering the origins of the Universe.
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Find out which planets are best in the night sky in March 2026, plus key times to observe the Moon, stars and constellations.
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The European Space Agency's BepiColombo mission arrives at Mercury later this year. Planetary scientist Emma Bunce reveals the mysteries the mission could uncover.
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Find out the best things to see in the sky this month, from the planets and constellations to deep-sky targets for your telescope.
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Tessa Baker discusses newly-discovered cosmic collisions and how they’re helping her unlock the secrets of the Universe.
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