The Centurion solar-powered aircraft was one of an on-going series of vehicles designed for ultra-long-duration flight at high altitudes. The…
The second generation X-1s used the same wing, horizontal tail, and XLR-11 rocket engine as the first generation aircraft, with…
This image of an area on the surface of Mars, approximately 1.5 by 3 kilometers in size, shows frosted gullies…
X-rays stream off the sun in this image showing observations from by NASA’s NuSTAR, overlaid on a picture taken by…
Saturn’s main rings, seen here on their “lit” face, appear much darker than normal.
The sun emitted a significant solar flare, an X1.8, peaking at 7:28 p.m. EST on Dec. 19, 2014. NASA’s Solar…
