Skip to main content

Best Space Photos of the Week — May 31, 2015

Air Force's Mysterious X-37B Space Plane Spotted by Amateur Astronomers

Greg Roberts

A global team of vigilant satellite watchers has caught the U.S. Air Force's robotic X-37B space plane on camera as it circles Earth on its fourth mystery mission. Read the Full Story.

Join our Space Forums to keep talking space on the latest missions, night sky and more! And if you have a news tip, correction or comment, let us know at: