Aerospace & Defense
The vote was 424 hands in a half-empty hall on the assembly's last day, and the definition's third clause — cleared the neighborhood —...
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The vote was 424 hands in a half-empty hall on the assembly's last day, and the definition's third clause — cleared the neighborhood —...
His point was never that aliens must be wicked — it was that we would be the Native Americans in the encounter, and good...
NASA's Dragonfly mission will send a nuclear-powered rotorcraft to Titan, Saturn's largest moon, where methane evaporates, methane clouds form, rain falls, rivers cut channels...
The surface of Venus sits at about 870°F under a sea-level atmospheric pressure roughly 92 times that of Earth. Standing there would be comparable...
Pete Knight's October 1967 flight hit Mach 6.7 and came home scorched, holed, and finished — the X-15A-2 never flew again, and no pilot...
The probes rewrote Saturn's rings: possibly younger than the dinosaurs, raining an Olympic pool of ice into the planet every half hour, ten meters...
From Nixon's 1972 promise to the museums: the Space Shuttle's development bill doubled, its fleet built the space station and saved Hubble, and two...
One year into its eighth classified mission, the X-37B keeps breaking its own records: 908 days aloft, stealthy aerobraking, a quantum sensor that navigates...
A crew on the Moon is roughly three days from Earth and can abort home. A crew bound for Mars is seven to nine...
Earth takes 365 days to orbit the Sun and Mars takes about 687, so the two planets line up for an efficient transfer only...