The aptly named Comet Lovejoy contains ethanol and the simple sugar glycolaldehyde, researchers report online October 23 in Science Advances. This is the first time these complex organic molecules have been detected on a comet.
The Earth and Sky Photo Contest, organised recently by The World at Night foundation, Global Astronomy Month, and the National Optical Astronomy Observatory, received numerous entries that illustrated how important and amazing the starry sky is, how it affects our lives.
Celestial views of the Milky Way, Northern Lights, and comets hurtling through space are just some of the incredible images to have made the shortlist for the 2015 Insight Astronomy Photographer of the Year competition.