Science

Galaxy UGC 2885. Credit: NASA/ESA and B. Holwerda (University of Louisville)

Eye On The Sky Hubble spies galaxy 2.5 times the diameter of the Milky Way

Radio Astronomy Podcast The story of the BBC’s Horizon programme

Patrick Moore pictured at his house in Selsey. Photo by Keystone/Getty Images

Sir Patrick Moore’s estate: the legacy of Britain’s favourite astronomer

Try our 6 astronomy experiments you can do at home using household objects. Credit: Michael Moltenbrey

6 simple astronomy experiments you can do at home

What is gravity? MARK GARLICK/SCIENCE PHOTO LIBRARY

What is gravity? 12 facts about the force that keeps us grounded

A black hole within a host galaxy. Credit: NASA/CXC/INAF/R. Gilli et al.; Radio NRAO/VLA; Optical: NASA/STScI

Eye On The Sky A black hole in its host galaxy spotted 9.9 billion lightyears away

An artist's impression of our Solar System. Credit: Source: NASA/Jet Propulsion Laboratory-Caltech

Solar System predictions: what scientists got right and wrong

Massive galaxy cluster MACS J0717.5+3745, as seen by the Hubble Space Telescope. Credit: NASA, ESA, Harald Ebeling (University of Hawaii at Manoa) & Jean-Paul Kneib (LAM)

What are the biggest objects in the Universe?

The Council Room at the Royal Astronomical Society. Photograph by Mike Peel (www.mikepeel.net).

The history of the Royal Astronomical Society

Black holes were first suggested as a phenomenon in 1783 by English natural philosopher John Michell, and their behaviour was mathematically described in 1916 by the German physicist Karl Schwarzschild.

Royal Mail releases cosmic stamps to mark 200 years of Royal Astronomical Society

A view of the Mayall Telescope (tallest telescope, right) at Kitt Peak National Observatory near Tucson, Arizona. Credit: Marilyn Chung/Berkeley Lab; © 2010-2019 The Regents of the University of California, Lawrence Berkeley National Laboratory.

How the Dark Energy Spectroscopic Instrument could solve one of the Universe’s biggest mysteries

The red giant star Betelgeuse (the prominent orange-red star above centre in this image), as it appears in the constellation of Orion. Credit: Rolf Löhr / CCDGuide.com

Is Betelgeuse really about to explode?

A portrait of Claudius Ptolemy (90-178) in the astronomical observatory of Alexandria, Egypt. La-vie-des-savants-illustres by Louis Figuier, 1866 Private collection (Photo by Leemage/Corbis via Getty Images)

Claudius Ptolemy’s Astrological Travel Guide

A view of the centre of the Milky Way by the Very Large Telescope. Credit ESO/Nogueras-Lara et al.

Study puts the Milky Way’s disc at 10 billion years old

A view of the Sun's surface captured by the Daniel K. Inouye Solar Telescope. Credit: NSO/AURA/NSF

Eye On The Sky New telescope reveals the surface of the Sun in greater detail than ever before