Color textures in south pole haze of Saturn’s moon, Titan (NASA - Orange and Blue Hazes)
(thesherd)
The New Planetary Habitability Index
Astronomers often estimate the habitability of extrasolar planets and moons based mostly on their temperatures and distance from the nearest star. A team of astrobiologists has now proposed a rubric that includes four groups of variables, each of which is weighted by its importance to sustaining life.
(via)
mosaic from the WISE infrared telescope, NASA, celebrating a new atlas of 560+ million objects
via Wired Science