News Astronomy

Spewing superdust

By Ron Cowen

- More than 2 years ago

Astronomers have identified a type of supernova as the main source of space dust, one of the building blocks of stars and planets.

DUST THRUST. Satellite-observed emissions from supernova 2003gd, which is the green dot at the center of this infrared image, suggest that such exploding stars are the main source of space dust.