Science

A Cave in Marius Hills by Avani Soares, Parsec Observatory, Canoas, Brazil. Equipment: C14 Edge, ASI 290, IR Pass 685

A cave and lava tubes in the Moon’s Marius Hills

Artist's impression of the European Extremely Large Telescope in operation. Credit: ESO/L. Calçada

7 telescopes that changed how we view the cosmos

Astrophysicist Carole Mundell pictured in front of the Lovell Telescope at Jodrell Bank Observatory

Radio Astronomy Podcast The largest radio telescope in the world

The hunt for Green Pea galaxies has been swept along by citizen scientists. The distinctive colour is due to the glow of excited oxygen. Credit: Richard Nowell and the Sloan Digital Sky Survey

What are Green Pea galaxies?

The moons of Uranus, including (clockwise from top) Miranda, Umbriel and Ariel, could have oceans under their surface. Credit: NASA/JPL

Are there subsurface oceans on the moons of Uranus?

Comet 45P Sails in the Dark by José J. Chambó, Mayhill, New Mexico. Equipment: Takahashi FSQ-106ED 530mm f/5, SBIG STL-11000M

Gallery Short-period comets

Particle physicist Dr Harry Cliff

Radio Astronomy Podcast How to make a Universe from scratch

Jupiter's belts and zones are what give the gas giant its stripy appearance. Credit: NASA/JPL-Caltech/SwRI/MSSS/Kevin M. Gill

Radio Astronomy Podcast Jupiter Special

An artist's depiction of the Juno spacecraft in orbit above Jupiter's Great Red Spot. Credit: NASA/JPL-Caltech

NASA’s Juno mission to Jupiter

Artist's impression of the UAE Hope Probe at Mars. Credit: UAE Space Agency

How is the UAE Hope Probe exploring Mars?

A star-forming region 210,000 light-years away in the Small Magellanic Cloud, including star cluster NGC 346. Credit: NASA, ESA and A. Nota (ESA/STScI, STScI/AURA)

What can young stars tell us about the Universe?

Noctilucent clouds photographed by Stuart Atkinson in June 2021 from Kendal, Cumbria, UK.

Noctilucent Clouds The 2021 season so far

Two planets colliding. Credit: NASA/SOFIA/Lynette Cook

Radio Astronomy Podcast How collisions shaped our Solar System

Venus, Jupiter, Orion and The Pleiades in twilight by Jarrod Bennett, Saint Gregoire, Provence, France. Equipment: Canon 450D.

Observing Take a twilight tour this July

Professor Catherine Heymans, the Astronomer Royal for Scotland. Credit: Maverick Photo Agency

Interview Catherine Heymans, Scotland's Astronomer Royal