Science

When we look at the night sky, how far back in time can we see? Credit: Trevor Williams / Getty Images

When we look at the night sky, how far back in time can we see?

Artist's impression of hypervelocity star HE 0437-5439, which has been booted out of the Milky Way. Credit: NASA, ESA, and G. Bacon (STScI)

The mystery of the Milky Way’s runaway stars

The Christmas Tree Cluster. This image was captured using the Wide Field Imager camera attached to the 2.2-metre Max-Planck Society/ESO telescope at La Silla Observatory, 2,400m high in the Chilean Atacama Desert. Credit: ESO

Christmas Tree Cluster: NGC 2264 glows a festive red

Great Conjunction Kendall Castle. Credit: Stuart Atkinson

Photographs from the Great Conjunction

Best space astronomy google doodles

The best space and astronomy Google Doodles

A dark storm spotted on Neptune by the Hubble Space Telescope. Credit: NASA, ESA, STScI, M.H. Wong (University of California, Berkeley) and L.A. Sromovsky and P.M. Fry (University of Wisconsin-Madison)

Eye On The Sky Strange dark storms spotted on planet Neptune

Artist's impression of the view from a Kuiper Belt Object. Credit: NASA, ESA, and G. Bacon (STScI)

How astronomers weighed the Kuiper Belt

BBC Sky at Night Magazine, Radio Astronomy Podcast, January 2021

Radio Astronomy Podcast 2020's spaceflight and astronomy highlights

The three wise men. Credit: Mlenny / Getty Images

Star of Bethlehem: did it really exist?

Brother Guy Consolmagno hosts BBC Sky at Night Magazine's Christmas lecture, 17 December 2020, on the Great Conjunction and the Star of Bethlehem.

Join our virtual lecture Great Conjunction and the Star of Bethlehem

NGC 2799 (left) and NGC 2798 (right) in a galactic merger. Credit: ESA/Hubble & NASA/ SDSS/J. Dalcanton, CC BY 4.0; Acknowledgement: Judy Schmidt (Geckzilla)

Eye On The Sky Strange galactic merger captured by Hubble Space Telescope

Emperor penguins with chicks on the Antartic Peninsula. Credit: Raimund Linke / Getty Images

ESA’s Sentinel-2 satellite is hunting penguin poo from space

Observations of the Stingray Nebula by the Hubble Space Telescope. Left shows the object as it appeared in 1996. Right shows the object in 2016. Credit: NASA, ESA, B. Balick (University of Washington), M. Guerrero (Instituto de Astrofísica de Andalucía), and G. Ramos-Larios (Universidad de Guadalajara)

Eye On The Sky Stingray Nebula fading fast in Hubble images

Astronomy in literature. Credit: Olivia Waller/folio

Things in heaven and Earth: a look at astronomy in literature

Scottish scientist and astronomer Mary Somerville. Photo by National Galleries Of Scotland/Getty Images

Astronomers you should know Mary Somerville