For the past three years, Antarctic sea ice at maximum set records. This year, that didn't happen, and a sea ice scientist called it "a return toward normalcy."
Venus is the brightest one up before dawn, but Mars and Jupiter were closer on Saturday than they will be again until 2018. Plus many people caught Mercury!
Meet the Coalsack Nebula, a cloud of dust and gas in space - birthplace for new stars. In millions of years, the Coalsack's stars will light up and shine brightly.