Featured in interstellar particles
Oct 09, 2018
Voyager 2 is almost outside the sun’s protective bubble
It follows its predecessor toward where no other (active) spacecraft has gone before.
Dec 19, 2017
Feb 01, 2012
For the First Time, Human-Made Probe Samples Atoms From Beyond the Solar System
A small Earth-orbiting probe has sampled the interstellar wind for the first time, detecting four types of atoms that originated...
Oct 11, 2010
Instant Expert: What Interstellar Dust Can Tell Us
Dust may help astronomers understand the formation of stars and planets
Mar 14, 2006
Dust Busters
A spacecraft delivers rare samples of extraterrestrial dust to Earth. Now scientists need your help to study it