Science
Black holes, dark matter, gravitational waves and exoplanets: find out how astronomy is unlocking the secrets of the Universe.
Alien craft or no? Interstellar visitor may be producing its own light, says Harvard University scientist
A habitable world near Earth? Cold, icy dwarf planet in the asteroid belt could have hosted life 2.5 billion years ago
Excited about this weekend's black Moon? This is what's really happening, and what you'll really see
Jupiter is so enormous, all the other planets of the Solar System could fit inside it
No, Jupiter isn't a failed star, despite what you may have heard. Here's why
10 closest stars to Earth, from red dwarfs to multi-systems and those invisible to the naked eye
11 nebulae that look like animals
A collection of cosmic clouds that resemble various members of the animal kingdom.
Schumann resonances explained
This is what the night sky looks like from Mars
Ever wondered what it would be like to see the Sun or the stars from Mars? Read our guide to find out what sights await future Martian astronomers.
Yes the Moon is rusting, and it's all Earth's fault
Arp 184, a one-armed spiral galaxy
The face on Mars, from conspiracy to debunking. How this Martian feature sparked decades of conjecture
Just one of these sunspots would dwarf America. Most powerful solar telescope stuns with new image of the Sun
How the Sun's powerful outbursts affect life on Earth
When the Sun is highly active, it releases high-energy particles that can knock out electrical systems on satellites.
Powerful bursts from the surface of the Sun, are coronal mass ejections really dangerous?
Outbursts from the Sun destroying telecommunications systems may sound Hollywood, but history says otherwise.
The Sun causes train delays. Scientists work out how powerful solar outbursts could make you late for work
Solar flares and coronal mass ejections are possible culprits for train signalling glitches.
Can't see the aurora? You can detect it with a homemade magnetometer
Follow our guide to create your own record of space weather and produce an audio recording of it. Written by Stuart Green
Looking for a job in astronomy? This is what the life of an astronomer is really like
Understanding the cosmos takes the work of thousands of people. Astronomers across the world reveal what goes into observing our Universe.