The Sky at Night
Our team of astronomers tell us what's on view in the night sky. From comets to quasars, there is always something fascinating to discuss in the Universe.
Make a solar filter
How to see an Iridium flare
Iridium satellites are constantly circling the globe but for you to see a flare they have to be in exactly the right position. Fortunately, the Heavens Above website can tell you when the next one is visible from your area.
The first thing you should do on the site is set the location to your own town or postcode - it needs to be as accurate as possible. The current location will be shown at the top-right of the page, click it and take it from there.
Were we contacted by aliens in 1977?
How many alien civilisations could there be?
Meet February's guests
Pete Lawrence's Moon guides
Life without the Moon
The Sky at Night tweets
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