Astrosphere for July 17, 2007

Today's wonderful astrophoto is from RickJ. That's two in two days Rick; nice going. It's a snapshot of M81, tearing apart another galaxy, Holmberg IX

Beverly Spicer at EarthSkyBlogs writes about a really cool World Clock

It's the myth that just won't die. I've already written about this every single year for 4 years now. But nope, the rumour's going around again. Mars as big as the moon!

Charles Daney gives the science explainer on

axions

; hypothetical particles that could explain dark matter.

Here's a timeline of

climate change events for the 21st century.

Apparently we've got a deadline. According to the New York Times, we've got to get

a colony established on Mars

within 46 years... or else.

Interview+ Our latest video — free on Patreon Getting to the Moon Is Much More Complex Than You Think The extended edition: ad-free, with extra content. Free to watch — no account needed. ▶  Watch it free
Fraser Cain

Fraser Cain

Fraser Cain is the publisher of Universe Today, founding the website in March 1999. He's also the co-host of Astronomy Cast.