This artist's illustration shows the Voyager 1 space probe. The spacecraft was launched on Sept. 5, 1977, and as of August 2012, it is outside the bubble of hot gas, known as the "heliopause," that radiates from the sun.
Members of the disco group Lipps, Inc., including Steven Greenberg (far left), pose for a portrait in 1978. Greenberg, who wrote the group's hit "Funkytown," is seeking to reclaim the song's full copyright from Universal Music Group.
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A man walks past a Democratic campaign office (left) and a pro-gun-group's office, which display signs against, and in favor of, recalling Democratic state Sen. Angela Giron, on the day of the Sept. 10 recall vote in Pueblo, Colo.
People gather outside the Constituent Assembly headquarters during a protest to demand the ouster of the Islamist-dominated government, in Tunis, Tunisia, on July 28.