The lack of any flyby anomaly effect when the Rosetta spacecraft passed Earth in November 2009 is what, an anomaly?…
The axiom that what goes up, must come down doesn’t apply to most places in the universe, which are largely empty…
Escaping a gravity well is never an easy proposition. Unlike other kinds of wells there are no walls, so your…
Astronauts say it is the most-asked question they get from people. There have been books written about it. Maybe because…
Following today’s departure of the three man crew of Expedition 21 aboard the Soyuz TMA 15 capsule, staffing on the…
If I didn't know better, I'd swear some of the images from the STS-129 shuttle mission to the International Space…
The first attempt to send a rocket to the Moon via balloon hit a snag on Monday. The first test…
(Editor's Note: Ken Kremer is in Florida for Universe Today covering the launch of Atlantis.) Space Shuttle Atlantis and her…
The next space shuttle mission STS-129, slated to launch next Monday Nov. 16, is a "spare parts and stock-up" mission.…
The X-Prize competition for building a lander vehicle capable of making a simulated landing and liftoff on the Moon has…