Astrophoto: Contrail Shadow by Rick Gatley

Image credit: Rick Gatley. Click to enlarge

Fraser Cain

Fraser Cain is the publisher of Universe Today. He's also the co-host of Astronomy Cast with Dr. Pamela Gay. Here's a link to my Mastodon account.

Published by

Fraser Cain

19 years ago

Here’s How to Weigh Gigantic Filaments of Dark Matter

How do you weigh one of the largest objects in the entire universe? Very carefully,…

2 hours ago

Exploring the Moon poses significant risks, with its extreme environment and hazardous terrain presenting numerous…

14 hours ago

Remove All Ads on Universe Today

Join our Patreon for as little as $3!

Get the ad-free experience for life

Volcanoes are not restricted to the land, there are many undersea versions. One such undersea…

15 hours ago

Some binary stars are unusual. They contain a main sequence star like our Sun, while…

16 hours ago

11 million years ago, Mars was a frigid, dry, dead world, just like it is…

18 hours ago

Uranus is an oddball among the Solar System's planets. While most planets' axis of rotation…

21 hours ago