New Horizons has finally sent down all its data from the fly-by. What have we learned about the far-away dwarf planet system?
This strange cluster, called Terzan 5, is unique in the Milky Way. It contains stars as old as the galaxy, but also many new, young stars. Astronomers believe that Terzan 5, imaged here by the Hubble Space Telescope, can help them understand the "complicated history" of the Milky Way.
A crew from the U.S. Air Force 41st Airlift Squadron flies in a C-130J Super Hercules past Denali, the tallest mountain in North America, to train for operating in challenging terrain.
Smithsonian volunteers transcribe everything from Apollo stowage lists to reports on early balloon ascensions.
A plankton bloom in the Barents Sea, just off the Arctic Circle on the northern shores of Norway and Russia, as seen by ESA's Sentinel-2A.
There’s only one way to find out...
A new smartphone app will give doctors responding to in-flight emergencies basic instructions in how to treat 23 common conditions.
NASA's Curiosity rover took this self-portrait on Mars' Mount Sharp in the drilling location named Quela. It's made from 60 images taken on September 17 and 18 with the rover's mast arm (which was removed from the final image) and shows the rest of Mount Sharp on the right, and the drill-hole in front.
Aviation fans lose one of the greatest pilots who ever flew.
In a cook-off between aviators and astronauts, who would win?
But how practical is it?
A U.S. Air Force B-52 Stratofortress flies over during a demonstration at Adazi Military Base, Latvia.
Look around inside a C-5 transport, or roam the bridge of the USS <i>Midway</i>.
This view from Cassini shows Saturn's rings nearly edge on. Next April, during the last few months of its mission, the spacecraft will dive in and out of this gap between the planet and rings. Read more about <a href="http://www.airspacemag.com/flight-today/team-cassini-180960062/" target="_blank">Cassini's final days in our feature story</a>.
The good news: The Trace Gas Orbiter arrived as planned and is running flawlessly.
The Mavic Pro introduces point and click control, minus the click.
The Alaska Air National Guard trains for a mass casualty evacuation near Joint Base Elmendorf-Richardson last summer.
Fault zones could make good habitats, according to recent research.
This image from ESA's Copernicus Sentinel-2A satellite shows the Ouarkziz crater in the Anti-Atlas mountains bordering the Sahara Desert in western Algeria. The crater can be seen in the center of the image, and was created around 70 million years ago.
Getting a commercial drone license shouldn’t be too difficult, if you already fly airplanes.
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