Go deeper into the stories of Astronomy magazine. These online features bring you additional research, interviews, photos, and more our editors turned up while creating the stories for this issue.
Flying a supersonic jet may seem an unconventional choice for astronomical discovery, but it was the best platform available to search for a possible asteroid belt lurking inside Mercury's orbit.
Published: January 12, 2004 //
This timeline describes several bright supernovae witnessed by astronomers over the past millennium.
Published: December 29, 2003 //