Is life out there?
Stars often end their days as 'degenerate matter'.
A nearby galaxy is similar to our own.
A particle hunter seeks to explain the Universe's early days.
Swift aims to discover more about gamma ray bursts.
Professor Brian Cox and other experts explain the mysteries of the Universe.
Sir Patrick Moore looks back on over 50 years of The Sky at Night.
Experts explain what you can see in the night sky during the autumn.
You can see interesting things in the night sky during the spring and summer.
Find out what you can see in the night sky during the winter months.