Aerospace & Defense
Venus is the closest thing to a twin Earth has, and almost nothing about how it moves makes sense. It turns once every 243...
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Venus is the closest thing to a twin Earth has, and almost nothing about how it moves makes sense. It turns once every 243...
In 1977, NASA launched two spacecraft during an ultra-rare window of celestial mechanics that humanity would not experience again for roughly 175 years. The...
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 —...
In July 1994, astronomers watched something no human had ever seen: a comet colliding with a planet. Shoemaker-Levy 9 had already been torn apart...
Earth’s strongest hurricanes last days and peak near 200 mph. Jupiter’s giant anticyclone doubles that speed, spans more than our planet and draws its...
Voyager 2 is one of the greatest engineering achievements in history. Launched in 1977, it visited Jupiter, Saturn, Uranus, and Neptune before sailing on...
Once every 176 years, the four giant planets line up so a single spacecraft can slingshot from one to the next in a single...
Galileo was deliberately crashed into Jupiter. Cassini into Saturn. Both destroyed at the height of their success to protect the ocean moons they had...
A jammed antenna. A radiation dose far beyond what it was built to survive. A decade of improvised repairs from hundreds of millions of...