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Astronomer's Yearbook 2026 | Get your copy today
New views of 3I/ATLAS show the comet behind the Sun. NASA's solar missions spy the interstellar visitor
Bonus Content | December 2025
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Spacecraft at Mars have spotted comet 3I/ATLAS. What they saw could help save our planet
Comet 3I/ATLAS has returned to our morning sky. Here's how you can see it for yourself
Yes! I finally captured an image of comet 3I/ATLAS. Here's how I did it
This is one of your best chances to see a shooting star all year. How to see tonight's meteor shower peak
Leonids 2023 | See the meteor shower peak this weekend with our charts and top tips
The Leonid meteor shower peaks on 17 November. Find out how to see it in our beginner's guide.
The cosmos at the click of a button. These new gadget telescopes are changing how we view the night sky
Best telescopes for kids
Buying a telescope for children can be a tricky task. We've tested some of the best telescopes for kids and young people getting started in astronomy.
Never mind Betelgeuse. We could soon see a supernova explosion as bright as the Moon
This spacecraft could slash travel time to Mars, and has a genius way of refuelling in space
NASA says we're going back to the Moon, and it could happen early in 2026
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.
Eye On The Sky | Fermi Gamma-ray Space Telescope images the Moon...but not as we know it
Optical light isn't the only way to observe our Moon. Viewing in different wavelengths often tells a completely different story.
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.