Science
Black holes, dark matter, gravitational waves and exoplanets: find out how astronomy is unlocking the secrets of the Universe.
Never mind Betelgeuse. We could soon see a supernova explosion as bright as the Moon
These three Earth-like planets all see the same double sunrise. Here's why it's a big deal
21 coolest things in space
Our pick of some of the coolest things in space that we know of.
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This is what would happen if the Moon suddenly exploded
If our Moon disappeared, what effect would it have on life on Earth?
A nearby exploding star could wipe out life on Earth. But there's one thing that might save us
How devastating would a supernova explosion be if it were too close to Earth, and could our planet's magnetic field stifle the blast?
Scientists are discovering underground caves on Mars using a surprising method
Life imbalances Earth's atmosphere. Now scientists are using this fact to find alien life
A US historian looked at the history of UFO sightings. This is what he found.
The chances of life in frozen moon's ocean just got bigger, after scientists made a key discovery
Comet 3I/ATLAS is back, and brand new images show its tail is getting longer
A guide to the planets | Neptune
Despite being the farthest planet from the Sun, Neptune's winds blow stronger than any hurricane on Earth.
Comet 3I/ATLAS latest images
Comet 3I/ATLAS is not 'aliens'. Here's the science to prove it
Comet 3I/ATLAS latest news
Astronomers discover what would happen if our Sun wandered too close to a black hole
A growing black hole needs to eat, and makes a mess when it does.
Ancient texts described a strange object in the sky. Astronomers have just worked out what it was
'Extremely unusual' explosion far beyond our Galaxy has astronomers baffled. Here's what it could be
Bare, hostile alien worlds may be able to host life after all, after astronomers made one key change
Have we just solved dark energy? Study says the Universe's expansion is actually slowing down
If the Universe is infinite, has it always been infinite? Here's what the science says
Whether tiny, hot nugget or unimaginably huge cosmos, space goes on forever.
Our Moon is drifting into space. Here's one way that'll change our planet over billions of years
Marks left by tides billions of years ago suggest the Moon lay much closer.
An astronaut on Mars would be able to see Earth pass in front of the Sun. This is what it would look like
It's possible to see transits of Venus and Mercury from our planet, but could a Martian astronomer see a transit of Earth?
Dark side of the supermoon? Potential dangers of a full Moon revealed in sobering study
Supermoons explained and how to see them
What does the term 'supermoon' mean, when is the next one and are they really bigger than a regular full Moon?