Hubble has spotted an ancient galaxy that shouldn’t exist
This galaxy is so large, so fully-formed, astronomers say it shouldn’t exist at all. It’s called a “grand-design” spiral galaxy, and unlike most galaxies of its kind, this one is old. Like, really, really old. According to a new study conducted by researchers using NASA’s Hubble Telescope, it dates back roughly 10.7-billion years — and that makes it the most ancient spiral galaxy we’ve ever discovered.
“The vast majority of old galaxies look like train wrecks,” said UCLA astrophysicist Alice Shapley in a press release. “Our first thought was, why is this one so different, and so beautiful?”
Read more: here
A humbling map of real-time wind patterns in Tornado Alley
“Wind Map” is a stunning interactive data visualization that presents wind patterns across the continental U.S. in real time. Picture above is what it looked like last night at 10:59 CDT, in the aftermath of yesterday’s devastating Oklahoma tornado.”
Read more here from io9.
See the wind map website here