Voyager
NASA’s Voyager spacecraft that toured outer planets nearing solar system edge
In 1977, Jimmy Carter was sworn in as president, Elvis died, Virginia park ranger Roy Sullivan was hit by lightning a record seventh time, and two NASA space probes destined to turn planetary science on its head launched from Cape Canaveral, Fla.
The …
Surprise hidden in Titan’s smog: Cirrus-like clouds
Every day is a bad-air day on Saturn’s largest moon, Titan. Blanketed by haze far worse than any smog belched out in Los Angeles, Beijing or even Sherlock Holmes’s London, the moon looks like a dirty orange ball. Described once as crude oil wi…
Cassini’s CIRS reveals Saturn is on a cosmic dimmer switch
Like a cosmic light bulb on a dimmer switch, Saturn emitted gradually less energy each year from 2005 to 2009, according to observations by NASA’s Cassini spacecraft.
But unlike an ordinary bulb, Saturn’s southern hemisphere consistently emit…