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Image 1 - Swift Tracks Departing Comet Garradd
2012-04-15 07:02:34

An outbound comet that provided a nice show for skywatchers late last year is the target of an ongoing investigation by NASA's Swift satellite.

6226a859b484773ec2afaa0397910eff1
2008-12-03 17:30:00

NASA's Swift Gamma-ray Explorer satellite rocketed into space in 2004 on a mission to study some of the highest-energy events in the universe. In that time, Swift also has observed 80 exploding stars and studied six comets.


Word of the Day
alicorn
  • The horn of a unicorn considered as a medical or pharmacological ingredient.
  • A winged horse with a single horn on its head; a winged unicorn.
The word 'alicorn' comes from Italian alicorno, already associated with unicorns and reinterpreted, popularized by Bearing an Hourglass (1984) and other fantasy novels by Piers Anthony.
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