Showing posts with label astronomy. Show all posts
Showing posts with label astronomy. Show all posts

Friday, April 13, 2018

Friday, September 30, 2016

Today Is “Galactic Tick Day”!

http://nautil.us/blog/today-is-galactic-tick-day
A day late, but still good to celebrate Galactic Tick Day. Every 1/100th of an arc-second of revolution. 

Friday, May 20, 2016

Looking for Life Around Red Giant Stars

http://www.centauri-dreams.org/?p=35633

apparently there could be habitable zones around red giant stars. like Saturn's neighborhood?