Spacecraft Astrophotography

50 Year Old Agena-D Rocket Photographed in Orbit

By Ralf Vandebergh on November 10, 2014

The Thor Agena B with Discoverer 37 on the launch pad Jan. 13, 1962. Imagine seeing the remains of a rocket launch from 50 years ago, as a fossil... Read more →

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Suborbital Spaceflight and Decompression Risk

By Tommaso Sgobba on November 5, 2014

The disaster of Virgin Galactic SpaceShipTwo has brought under public scrutiny problematics of safety in the suborbital space tourism industry. On... Read more →

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Suborbital Spaceflight: Do We Need Accidents?

By Tommaso Sgobba on November 3, 2014

Do we really need to wait for accidents before we write a safety standard? System safety engineering answers that question with an emphatic NO.... Read more →

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SpaceShipTwo: Media Coverage of a Space Disaster

By Morris Jones on November 2, 2014

The tragic loss of SpaceShipTwo was the second space accident to hit headlines in less than a week. It was also one of those rare occasions when the... Read more →

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The SpaceShipTwo Disaster: A Matter of Transparency

By Andrea Gini on November 1, 2014

Virgin Galactic’s SpaceShipTwo crashed on Friday 31 October during a test flight in California's Mojave Desert, killing one of the two... Read more →

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Hybrid Rocket Motor Design

By Guest Author on November 1, 2014

In the article Hybrid Rockets: An Overview we looked at the basic components of bi-propellant, mono-propellant, solid, and hybrid rocket motors.... Read more →