Science
Black holes, dark matter, gravitational waves and exoplanets: find out how astronomy is unlocking the secrets of the Universe.
Scientists thought there was a black hole at the centre of our Galaxy. It turns out it may be something even stranger
Could the 'black hole' at the centre of our Galaxy actually be dark matter?
Astronomy explained | Why do we always see the same side of the Moon?
Why does the same side of the Moon always face Earth?
Dark side of the Moon? There's no such thing. Here's why
Why the phrase 'dark side of the Moon' doesn't really make sense
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What's on the far side of the Moon?
What's on the lunar far side, and how do astronomers know?
We're all made of stardust – and this student just created some in her lab
Researcher makes a simulated star nursery to produce the building blocks of life
Saturn's strange moon may have formed from a huge collision – and could explain the origin of the planet's rings
The same crash built Saturn’s iconic rings, say researchers
This exploding star was spotted doing something weird. Now scientists think it might have solved a key cosmic theory
New evidence proves these magnetic monsters are the secret engines behind the Universe’s biggest explosions
Aliens may be rare because coal is rare. Scientists say fossil fuels may be vital for technological civilisations to emerge
Is technology on alien worlds reliant on fossil fuels?
You'll never see a straight rainbow on Earth. Here's the science behind the curved beams of light in our sky
Why rainbows are always curved
This is the biggest moon in the Solar System. It's huge, it's weird, and we've learned some pretty interesting stuff about it in the past 400 years
Facts about Jupiter's largest moon Ganymede
Eye On The Sky | Cassini infrared Enceladus images reveal moon's geologic activity
Newly-released images of Saturn's moon Enceladus show geologic activity, revealing the icy world to be a dynamic body.
This cosmic crab is all that's left of an explosion seen by ancient stargazers. Hubble is giving today's astronomers a view like never before
A new view of the most famous supernova remnant in the night sky
'We want to know how we got here'. Scientists trace the 12-billion-year history of a distant galaxy for the first time ever
By comparing the Milky Way to galaxies like NGC 1365, astronomers say they can determine whether our galaxy’s formation was typical or unique.
Teleporting across the Solar System? These are the most horrific places near Earth you could re-materialise
We take a tour of some of the places you should avoid visiting in Earth’s planetary neighbourhood
If we ever build a Project Hail Mary spaceship, these are the worlds we should visit to find alien life and save Earth
Scientists pinpoint nearly 50 planets where we're most likely to find life
We may have been wrong about why Mars is red this whole time, and the answer relates to life beyond Earth
New study reveals an alternate reason as to why the Red Planet is red
This is how high you would be able to jump on other planets
A guide to gravity and jumping across the Solar System.
Alien spaceship warp-drives could be found by looking for ripples in spacetime, say scientists
Warp-drive technology may be science fiction, but understanding it can teach us a lot about the Universe.
Think black holes are black? They're some of the brightest objects in the Universe. Here's why
If black holes are black, how can they give off light?
Hubble has seen a 'strange' comet cracking open over Earth – completely by accident
The Hubble Space Telescope observed comet C/2025 K1 (ATLAS) breaking up, but caught its disintegration completely by accident.
Some say Earth's radiation belts mean human spaceflight is impossible. Here's why they're wrong
The science of the Van Allen Belts.
Ireland from space
A selection of images of the Emerald Isle from Earth orbit.
Alien life could emerge on the moons of rogue planets wandering the cosmos. Have we just widened the scope for life beyond Earth?
Life might not need a stable orbit and host star after all
White holes explained
We've all heard of black holes. But what about white holes? Could they really exist?
