aug 222012
 
Planet Devoured by Star!

The first evidence of a planet’s destruction by its aging star has been discovered by an international team of astronomers. The evidence indicates that the missing planet was devoured as the star began expanding into a “red giant” — the stellar equivalent of advanced age. An artist’s impression of a red supergiant engulfing a Jupiter-like [continue reading]

jun 102012
 
Globular Star Clusters: The Survivors of a Massacre

  Our Milky Way galaxy is surrounded by some 200 compact groups of stars, containing up to a million stars each. At 13 billion years of age, these globular clusters are almost as old as the universe itself and were born when the first generations of stars and galaxies formed. A team of astronomers from [continue reading]