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LL Ori and the Orion Nebula

Image Credit: NASA, ESA, and The Hubble Heritage TeamExplanation: This esthetic close-up of cosmic clouds and stellar winds features LL Orionis, interacting with the Orion Nebula flow. Adrift in Orion’s stellar nursery and still in its formative years, variable star LL Orionis produces a wind more...

Humanity explores the Solar System

What spacecraft is humanity currently using to explore our Solar System? Presently, every inner planet has at least one robotic explorer, while several others are monitoring our Sun, some aremapping Earth’s Moon, a few are chasing asteroids and comets, one is orbiting Saturn, and several are even heading out into deep space.

Our Sun Erupts

On August 31, 2012 a long filament of solar material that had been hovering in the sun’s atmosphere, the corona, erupted out into space at 4:36 p.m. EDT. The coronal mass ejection, or CME,...