Russian meteor explosion not caused by asteroid flyby, NASA scientist says

Russian meteor explosion not caused by asteroid flyby, NASA scientist says

Nasa's latest Earth observation satellite, the Landsat Data Continuity Mission, launched into orbit on 11 February on a mission scheduled to last five years.

NASA's Landsat program recently turned the big four-oh, and what better way to deal with the mid-life crisis by getting a new satellite as a present?

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Nasa's latest Earth observation satellite, the Landsat Data Continuity Mission, launched into orbit on 11 February on a mission scheduled to last five years.

NASA asteroid expert Don Yeomans, head of the agency's Near-Earth Object Program Office, told SPACE.com that the object which exploded over a thinly inhabited stretch of eastern Europe today was most likely an exploding fireball known as a bolide.