Best Space Photos of the Week — May 31, 2015

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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.

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Space.com Staff
Space.com Staff
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Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.