Does alien life have to look like us? Or even be intelligent?
18 September 2019
Imagined Life, a riveting update of what we know about the planets beyond our solar system, makes smart guesses about what we might face when we do make contact
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Premium
A stargazer's guide to the equinox and how Earth moves around the sun
18 September 2019
As the September equinox falls, we begin a new astronomy series with all you need to know about how Earth's orbit affects what we see in the night sky
We may have spotted an interstellar comet flying towards Earth
11 September 2019
Astronomers have found a comet that seems to have come from beyond our solar system, which would make it the second interstellar object that we’ve ever spotted
