
In this photograph, the JetStar is fitted with a model of a high-speed propeller. Three different designs were tested at…

The Dryden JetStar during testing of advanced propfan designs. Dryden conducted flight research in 1981-1982 on several designs.

In this photo of the JetStar on the Dryden ramp, a subscale propeller has been fitted to the upper fuselage…

The JetStar was reconfigured as the General Purpose Airborne Simulator (GPAS) to simulate the flight characteristics of other aircraft.

APOD Science APOD APOD: 2011 March 25 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss …

Two new studies have put Einstein's General Theory of Relativity to the test like never before, using observations of galaxy…

APOD Science APOD APOD: 2011 March 24… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD…

NASA Administrator Charles Bolden, left, shakes hands with Eric Finnegan, MESSENGER Mission Systems Engineer, right, as John Hopkins University Applied…

At the Baikonur Cosmodrome in Kazakhstan, NASA astronaut Ron Garan, Expedition 27 flight engineer, stands in front of the Soyuz…

A grand ringed planet, Saturn is one of the most intriguing bodies orbiting our sun. This image taken by the…