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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.
Saturn’s moon Titan may hold the building blocks of alien life in its methane lakes and rivers
Study suggests that life’s chemical precursors could arise in non-water environments
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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.
This Sky-Watcher is one of the best beginner telescopes we've reviewed. And it even comes with its own app
A smartphone-controlled, beginner-friendly reflector boasting excellent views.
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?
NASA is rolling the Artemis II rocket to the launchpad today. Here's how to watch the whole thing live
NASA is targeting a 1 April launch for the crewed lunar mission
Artemis II astronauts re-enter quarantine as NASA pushes ahead for 1 April launch
Another milestone in the first crewed mission to the Moon since Apollo
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.
This NASA spacecraft has been photographing Jupiter and its moons for 10 years. Its images are jaw-dropping
The best images of Jupiter and its moons captured during one of NASA's most iconic missions
How to photograph a conjunction of planets and the Moon
Read our beginner's guide and find out how to capture a beautiful astronomical conjunction with a smartphone or a camera.
Some say Earth's radiation belts mean human spaceflight is impossible. Here's why they're wrong
The science of the Van Allen Belts.
Solar storms could endanger the Artemis II astronauts. Here's how NASA plans to keep them safe
Travelling to the Moon and back is a risky business. Solar storms are one of the biggest threats to the upcoming crewed mission
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?
There's a chance to see a wafer-thin Moon with Venus this week. Are you up to the challenge?
A chance to see a thin crescent Moon on 19 March 2026 – catch the sweet spot after sunset when the sky is dark before the Moon gets too low.
What would the James Webb Space Telescope look like if you saw it in space? This space mission found out
Clever calculations by two astronomers enabled Gaia to capture an image of Webb in space.
"It went completely bonkers..." Astronomers witness two planets colliding around a distant star
"If we can observe more moments like this elsewhere in the Galaxy, it will teach us lots about the formation of our world."
Earth, our home, is incredibly special. It's the only planet known to support life
Our average star the Sun has a unique selling point: it is the only star we know of to host a planet that has life on its surface.
The constellations and the stars won't last forever, but will move and change over time
Consider a future where the familiar constellations and star patterns are warped beyond recognition
There's an enormous void of nothingness in our Universe. And scientists found it by accident
The Boötes void spans an area 330 million lightyears across but contains very few galaxies, making it the largest void in the known Universe.
This is how many Earths could fit in the Sun
How big is Earth compared to the Sun, and how many times would our planet squish into the space occupied by our host star?
9 of the biggest mysteries in the Universe
Cosmic quandaries and mysterious secrets about space that remain as yet unsolved.
