... A fast and powerful wind from a hot young star has created this stunning bubble-shaped nebula poised on the end of a bright filament of hydrogen gas. ... Lightning on Earth . ... The strangely shaped blueberry rocks are shown above in an image taken by Opportunity's microscopic imager on August 9. ... Messenger Launch . ... Enjoying the bright Moon's absence from early morning skies, observers around the world reported lovely displays during this year's Perseid meteor shower. ... A Perseid Meteor . ...