Astronomers have spotted another never-before-seen "nova" blaze to life in the night sky. This may be the first time that ...

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

TWO new stars have suddenly appeared in the night sky, caused by some of the most powerful explosions in the universe. Two ...

The night sky sometimes holds spectacular surprises. Two new stars have appeared in less than two weeks, an extremely rare phenomenon. These sudden bursts of light come from stellar ...

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

The dramatic scene arose about 11,000 years ago when a star in the constellation Vela went supernova.During the violent event, the star shined 250 times brighter than Venus and was so luminous it ...

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

This image shows the Vela pulsar wind nebula. Light blue represents X-ray polarization data from NASA’s Imaging X-ray Polarimetry Explorer. Pink and purple colors correspond to data from NASA ...

The Vela supernova remnant, the remains of a supernova explosion 800 light-years from Earth in the southern constellation Vela, as seen from the Dark Energy Camera on the Víctor M. Blanco Telescope at ...

The Pencil Nebula or NGC 2736, is a component of the vast Vela supernova remnant. The portion of the Pencil Nebula shown in this image spans approximately three-quarters of a light-year across.

This image shows the Vela pulsar wind nebula. Light blue represents X-ray polarization data from NASA’s Imaging X-ray Polarimetry Explorer. Pink and purple colors correspond to data from NASA ...