A powerful solar eruption has sent a massive stream of charged particles toward Earth - due January 24, 2012. Aurora alert at lower latitudes than normal!
This photograph, taken January 4, 2012 from Houston, Texas, juxtaposes Earth’s oldest satellite, the moon, with one of its newest, the International Space Station.
Astronomers found a ring system in a distant solar system when the rings blocked the light of that distant sun, and caused a temporary dimming of its light.