feb 272013
 
New Answers about the Russian Explosion

  When the Sun rose over Russia’s Ural Mountains on Friday, Feb. 15th, many residents of nearby Chelyabinsk already knew that a space rock was coming. Later that day, an asteroid named 2012 DA14 would pass by Earth only 17,200 miles above Indonesia. There was no danger of a collision, NASA assured the public. In [continue reading]

feb 122013
 
Predicting the Future Path of Close Passing Asteroid 2012 DA1

  The record-setting close approach of an asteroid on Feb. 15 is an exciting opportunity for scientists, and a research team will use National Radio Astronomy Observatory (NRAO) and NASA telescopes to gain a key clue that will help them predict the future path of this nearby cosmic neighbor. This NASA diagram depicting the passage [continue reading]