First SLS Flight Engine Roars to Life for Testing at Stennis Space Center

By Mike Killian, on March 10th, 2016

The first SLS flight engine roared to life for testing at Stennis Space Center on March 10, 2016. Intended for the first crewed SLS mission, EM-2, the engine last saw action powering Space Shuttle Endeavor into orbit in 2011 on STS-134. Photo Credit: NASA

The first of 14 former space shuttle main engines, […]

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New Way to Tame a Rocket Engine

By John Bennewitz, on October 21st, 2013

Combustion instabilities can make a rocket engine have a really bad day. High frequency combustion instabilities are periodic oscillations of combustion that occur due to the coupled interaction between unsteady heat release from combustion, acoustic fluctuations within the combustor, and perturbations of the incoming propellant.

These instabilities become […]

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Buzz Aldrin’s Mission to Mars: A Review

By Space Safety Magazine, on May 12th, 2013

Buzz Aldrin has released a book about the topic of a manned mission to Mars. Photo Credit: Julian Leek / Blue Sawtooth Studio

On May 7, veteran astronaut and space advocate Buzz Aldrin releases his new book, Mission to Mars: My Vision for Space Exploration. Co-written with respected space journalist Leonard David, the […]

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Orion is Three Milestones Closer to Launch

By Amy Teitel, on December 14th, 2012

This animation still shows Orion separating from its rocket during EFT-1, the unmanned mission designed to demonstrate the spacecraft’s re-entry systems. Image Credit: NASA

Things are looking good for NASA’s Orion spacecraft. The agency announced yesterday the program has passed a number of significant milestones recently. The tools that will mate the pieces […]

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