The "new stars" are best seen from the Southern Hemisphere, but people have spotted them from the United States by looking ...

In an extraordinary celestial coincidence, two "new stars" -scientifically known as novae -are currently visible to the naked ...

Less than two weeks later, on June 25, reports began to circulate of a second nova blossoming in the southern night sky, this ...

Exploding stars V462 Lupi and V572 Velorum are best seen from the Southern Hemisphere. One has been spotted from the United States.

The nova V462 Lupi was first discovered on June 12 by the Ohio State University-led All-Sky Automated Survey for Supernovae ...

It doesn't happen often that Mercury ranks as the planetary highlight of the evening sky, but July is an exception. The solar ...

Using the Australia Telescope Compact Array (ATCA), astronomers have performed large-scale radio observations of a ...

The stars were valuable guides to European explorers who left the stars they knew — Polaris and the Big Dipper, for example — to navigate seas in the Southern Hemisphere.