The jets were recorded coming from sunspots—temporary regions on the Sun with reduced surface temperatures.
At Army-2018 Russia had several examples of its cutting-edge kit and concepts on show, but can the military actually afford any of it?
America has signed off on $46.9 billion worth of arms sales so far this year.
Russia's defense minister gave a detailed review of his country's military upgrade in the Arctic.
As the number of ISIS targets diminish and new fronts open, Syrian airspace is becoming smaller and more confusing.
The Air Force wants its planes jets to carry laser weapons by 2021.
Moscow repeatedly called for the U.S. to step back from its military reinforcement of Japan and South Korea in response to Pyongyang's nuclear tests.
Neutrinos and gamma rays may be the "daughter particles" of ultra-high-energy cosmic rays.
Russia's Foxhound aircraft is a Cold War-era warplane earmarked for high-speed, high-altitude pursuits of U.S. and other incoming aircraft.
"In the skies over Syria, it's really just been a treasure trove for them to see how we operate," Lieutenant General VeraLinn "Dash" Jamieson said.
"The pilot said he didn't want it around his feet. Maybe he had a phobia?"
Moscow says it is fed up with "groundless" U.S. accusations that it is obstructing U.S. observation jets, so it will now do exactly that.
Johnson is also the NFL team's owner.
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The Bills are worth watching this season.
The regime has already said it considers shooting U.S. jets outside of its airspace justified.
Russia's military flights over the Baltic have forced NATO to regularly scramble planes.
Two research jets are expected to capture the clearest images of the sun's corona during the eclipse.
Corporate jets use $1 billion of air traffic control resources, but contribute only $200 million, letting commercial passengers pick up their tab.
The Black Sea is a priority area of reinforcement for the Russian navy following the annexation of nearby Crimea in 2014.