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NASA map shows 20-year global distribution of asteroid impacts

15 November 2014 Astronomy Now

A new map released by NASA shows the distribution and intensity of more than 500 separate day and nighttime bolide (fireball) events recorded by U.S. government sensors in the period 1994-2013.

Active main-belt asteroid 62412 (2000 SY178) develops a tail

11 November 2014 Ade Ashford

Scott Sheppard and Chadwick Trujillo of Carnegie’s Gemini Observatory present recent observations revealing that main-belt Hygeia-family asteroid 62412 (2000 SY178) has a tail.