History’s First Space Ace, Taking Out a Satellite with an F-15

Maj. Wilbert ‘Doug’ Pearson stands with his modified F-15A, prior to shooting down a satellite on Sept. 13, 1985. Photo: USAF

Thirty-two years ago this week, on Sept. 13, 1985, an accomplished F-15 test pilot named Maj. Wilbert D. “Doug” Pearson (now a retired Maj. Gen.) took off from Edwards Air Force Base, Calif., […]

Dream Chaser Passes Major CRS-2 Review Milestone, Next Flight Test Nears

Sierra Nevada Corporation engineers and technicians prepare the firm’s Dream Chaser engineering test vehicle for tow tests on a taxiway at NASA’s Armstrong Flight Research Center in Southern California. The vehicle’s second free-flight test is expected later this year. Photo Credit: NASA / Ken Ulbrich

Sierra Nevada Corporation’s Dream Chaser ‘spaceplane’ is another step […]

PHOTOS: Dream Chaser Delivered to Edwards AFB for Next Flight Test

Sierra Nevada Corporation’s Dream Chaser spacecraft was delivered to NASA’s Armstrong Flight Research Center this week, where it will undergo several months of testing in preparation for its second approach and landing flight. The data SNC gathers from this test campaign will help influence and inform the final design of the cargo Dream Chaser, […]

Now You Don't: 25 Years Since the Mysterious Mission of STS-36 (Part 2)

Atlantis rockets into the night on 28 February 1990, headed for the shuttle’s first “dogleg” maneuver and the highest orbital inclination ever attained by a U.S. piloted spacecraft. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

A quarter-century has now passed since one of the quietest missions in the shuttle’s 30-year operational history. On 28 February […]

Sierra Nevada Outlines Challenges and Opportunities for Landing Dream Chaser at Public Airports

Artist’s concept of Dream Chaser Landing at Ellington Airfield, Houston, Texas. The Dream Chaser vehicle canland at any suitable runway that is at least 8,000 feet long. Image Credit: SNC

Sierra Nevada Corporation (SNC) may not have been awarded a multi-billion dollar commercial crew contract by NASA, but that isn’t stopping the company from […]

‘A Big Mental Switch’: The Maiden Voyage of Endeavour (Part 2)

Two decades have passed since Endeavour’s maiden voyage; a voyage which set record after record in terms of EVA, accomplishment and astronaut endurance, including the first (and so far only) three-person spacewalk. She continued to set records for the rest of her operational life. Photo Credit: NASA

Twenty-two years ago, on 7 May 1992, […]

NASA F/A-18 Hornets Conduct Vital Testing for SLS Flight Control System

An F/A-18 research jet simulated various flight conditions NASA’s Space Launch System may experience as it makes its way from the launch pad to space.Image Credit: NASA/Dryden

For some time now work has been under way to develop NASA’s replacement launch vehicle for the agency’s retired space shuttle fleet, the Space Launch System (SLS […]

Dream Chaser's First Flight a Historic Success Despite Landing Gear Issue

The Dream Chaser engineering test article coming in for an autonomous landing Saturday morning at Edwards Air Force Base, Calif. As the image clearly shows, the left landing gear did not deploy properly, causing the vehicle to sustain minor damage on landing. SNC expects to repair the vehicle, and since the flight itself went […]

Dream Chaser Suffers Landing Gear Failure After First Free Flight Test

Sierra Nevada Corporation carried out the first free flight ALT test with their Dream Chaser test article this past Saturday, carrying the vehicle aloft under an air-crane helicopter before being released. Although the flight itself appears to have gone as planned a problem was encountered with the left landing gear at touchdown, causing damage […]

Dream Chaser Back On Track for Free Flight Tests by End of the Year

Sierra Nevada Corporation’s Dream Chaser space plane. Photo Credit: SNC

Sierra Nevada Corporation (SNC), the company developing the Dream Chaser spaceflight vehicle, is back on track to conduct a series of Approach and Landing tests (ALT) after the government shutdown halted work at NASA’s Dryden Flight Research Center in California earlier this month. With […]