Science

Black holes, dark matter, gravitational waves and exoplanets: find out how astronomy is unlocking the secrets of the Universe.

S5-HVS1 has been speeding away ever since its dust-up with black hole Sgr A* 4.8 million years ago. Credit: hadzi3/iStock/Getty Images, Vadim Sadovski/iStock/Getty Images.

Speeding star reveals the secrets of the Milky Way

Can an exomoon make plants grow on tidally-locked exoplanets around dim stars? Credit: NASA/ESA and G. Bacon (STScI), Elen11/iStock/Getty images

Can an exomoon make plants grow?

The Northern Lights blaze a path through a valley leading away from Iceland’s Eyjafjallajökull volcano. Credit: REUTERS / Lucas Jackson

How Cluster is uncovering the secrets of the aurora

Scientists inspect the newly-assembled LUX-ZEPLIN experiment at the Surface Assembly Lab cleanroom, Sanford Underground Research Facility. Credit: Matthew Kapust, Sanford Underground Research Facility.

LUX-ZEPLIN: the new experiment hoping to detect dark matter

Jim-Al-Khalili

Radio Astronomy Podcast Jim Al-Khalili, OSIRIS REx, IIAPY 2019, tardigrades on the Moon

An artist’s impression showing exoplanet K2-18b, its host star and an accompanying planet in this system. Credit: ESA/Hubble, M. Kornmesser

Water detected on potentially ‘habitable’ exoplanet

Uranus (left) and Neptune (right), as seen by the Voyager 2 spacecraft. Credit: NASA/JPL-Caltech; NASA

A guide to the ice giants Uranus and Neptune

Hadley Rille, as imaged by the Lunar Reconnaissance Orbiter. Credit: NASA/Goddard/Arizona State University

Observing guide Explore the hidden valleys of the Moon

Carbon dioxide released from hot tectonic plates beneath the sea could affect a water world’s climate. Credit: NASA/Ames/JPL-Caltech/ NASA

Could water-rich exoplanets experience extreme cooling?

The Moon’s limb, imaged by the Apollo 10 astronauts in 1969. The largest crater in the picture, upper right, is called Keeler. From features like its terraced walls, scientists have deduced a violent history of meteorite impacts. Credit: NASA/ISC

What is the Moon made of and how did it form?

Chris Lintott during filming for The Sky at Night. Credit: BBC/The Sky at Night

Interview Chris Lintott talks citizen science

Capturing the sounds of the aurora. Credit: ThinkStock

Recording the sound of the aurora borealis

Stargazing: Photographs of the Night Sky from the Archives of NASA

Gallery Stargazing: Photographs of the Night Sky from the Archives of NASA

The CHIME telescope under a full Moon. Credit: CHIME Collaboration

CHIME telescope and the hunt for fast radio bursts

The surface of the Moon appears made up of different colours. NASA/JPL

What colour is the Moon?