... The Orion Nebula in Hydrogen . ... Fire on Earth . ... Sometimes, regions of planet Earth can be seen lit up with fire. ... The Leonid Meteor Shower this year could be described as good but not great. ... This composite image features classic portraits of members of one of the Solar System's most prominent families - Jupiter and its four large "Galilean" moons. ... While stationed in central Africa in December 1944, Norman Appleton witnessed a meteor so bright he remembered it his entire life. ...