
Isolated Rotor Test System in the 14 x 22 foot wind tunnel.

The Energy Efficient Transport (EET) Full Span model in the 14 x 22 foot wind tunnel.

The Energy Efficient Transport (EET) model tested in its semi-span configuration.

X-33 7.75% scale ground effects model.

Humvee in the 14 x 22 foot wind tunnel.

6% High Speed Civil Transport (HSCT) model

European Space Agency (ESA) astronaut and Expedition 46 Flight Engineer Tim Peake (@astro_timpeake) photographed the Alps from orbit on Dec.…

NASA’s Earth Observatory has tracked down images resembling all 26 letters of the English alphabet using only NASA satellite imagery…

This high-dynamic range (HDR) photo of the Stratospheric Observatory for Infrared Astronomy (SOFIA) was captured just before sunset at the…

This visible-light image shows dozens of fires burning in Cambodia.