'I Hope That Flight Works Out For You': 15 Years Since John Glenn's Return to Space

Fifteen years ago today, at age 77, John Glenn became the oldest person ever to venture into space. It is a record which still stands. Photo Credit: NASA

Fifteen years ago today (29 October), John Glenn became the oldest human ever to venture beyond the thin veil of Earth and into space. He […]

Gravity Controls Enigmatic Moon's Geysers

These images from NASA’s Cassini spacecraft show how the pull of the planet affects the amount of material ejected by geysers on Saturn’s moon Enceladus. It turns out that the moon launches more spray when it is farther away from Saturn. Image Credit: NASA/JPL-Caltech/University of Arizona/Cornell/SSI

Saturn’s 314-mile-wide icy moon Enceladus has been […]

Cassini to Get Second Chance at Historic Image

The Cassini probe at Saturn took this image in 2006. Scientists hope to take a similar image in July. Image Credit: NASA/JPL

NASA’s Cassini probe to Saturn is preparing itself to take a follow-up to the historic image it took in 2006.

The famous image was taken as the Cassini probe passed […]