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By Al Grauer on December 16, 2018 in

HAMMER, (still) hypothetical spacecraft to deflect asteroid and a story of the Earth passing by asteroid and comet dust that give us meteor shower.

By Rob Webb on December 2, 2017 in

The holidays are upon us, and we have a great Geminid Meteor Shower, the winter constellations appearing, 2 or 3 morning planets, and a year-end occultation of Aldebaran by the Moon.