Mysterious Observations of Merging Stars

Mysterious observations of variable stars have recently been made by astronomers. The unusual thing about these stars is the fact that they change in brightness, increasing and then rapidly decreasing it. They think there may be a new category of stars, whose brightening events are dimmer th... [ read more >> ]

The light from this outburst illuminates rings of dust around it in this Hubble image

Image comment: The light from this outburst illuminates rings of dust around it in this Hubble image
Image credits: NASA/ESA/ H E Bond, STScI

The light from this outburst illuminates rings of dust around it in this Hubble image