Science
Black holes, dark matter, gravitational waves and exoplanets: find out how astronomy is unlocking the secrets of the Universe.
This image shows a single part of the complex structure that underpins the whole Universe
"By capturing the faint light emitted by this filament, which travelled for just under 12 billion years to reach Earth, we were able to precisely characterise its shape," explains Davide Tornotti.
Could Betelgeuse supernova cause extinction on Earth? Two ancient star explosions may have done just that
Yes, astronomers have captured real photos of alien worlds in deep space. Here are some of the best
We could find aliens by detecting solar panels on their planet, but there's a catch...
NASA Juno update April 2025
Key eras and ages of the Universe
Dyson spheres explained
When will Earth run out of oxygen?
Planets with two suns in their sky
Will we ever find life beyond Earth?
Astronomer Royal Lord Martin Rees on the search for extra terrestrial intelligence in the Universe and what alien life might look like, should we find it.
Antarctic snow could tell us whether exploding stars are raining cosmic material onto Earth
The signature of exploding stars within the interstellar medium could be hidden in Antarctic snow. This is exactly what one team of scientists is hoping to find.
Did aurora play a part in the sinking of the Titanic?
Could the Northern Lights - the aurora - be partly responsible for the sinking of RMS Titanic? Studies say a solar storm may have affected the ship’s equipment.
How far away would aliens have to be to detect life on Earth?
How long before the Horsehead Nebula doesn't look like a horse?
A teaspoon of neutron star weighs 10 million tonnes. But how could you extract a sample?
Scientist X-rayed our Galaxy and found a fractured 'bone'
Heard about the 'Skull' rock found on Mars? The real story behind the discovery is much more interesting
Why Uranus is the coldest planet in the Solar System
If it's not furthest from the Sun, why is Uranus the coldest planet in the Solar System?
Ever noticed how all planets are beautifully round? Here's the real reason planets are round
Most planets and other bodies in the Solar System are nearly perfectly spherical, but why?
Astronomy explained | Why do stars twinkle?
What makes stars appear to twinkle in the night sky, as seen from Earth? And why is it that stars twinkle, but planets do not?