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Picture of the Day
Some of the most dramatic events in the universe occur when certain stars die — and explode catastrophically in the process. When these star deaths, or supernovae, occur, their brightness can rival the light of a whole galaxy. The galaxy NGC 5468, shown in this Hubble image, has hosted a number of these supernovae the past 20 years.
Latest Science News
NASA’s OSIRIS-REx Mission Explains Bennu’s Mysterious Particle Events
The discovery of particle plumes erupting from Bennu's surface was a surprise,indicating that the returned asteroid sample may unlock answers to unexpected questions.







