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By Al Grauer on January 19, 2020 in
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SpaceShipTwo will be launched from SpacePort America in New Mexico & the discovery of Comet C/2013 A1. #365DaysOfAstro

By Al Grauer on December 22, 2019 in
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The surface of our Moon & impact craters on Earth testify to the fact that celestial collisions are very rare but not impossible.

By Al Grauer on December 1, 2019 in
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RADAR Telescopes Pair Up to Image Near-Earth Asteroid 2014 HQ124. & A Whopper Or A Comet

By WSH team on November 29, 2019 in
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News round up! Looks like we can have planet around black hole, comet Borisov getting close and discussion with Dylan O’Donnell. #365DaysOfAstro

By Astronomy Cast on November 11, 2019 in
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Things used to be so simple. Comets were snowballs from the outer Solar System, and asteroids were rocks from the inner Solar System. But now everything’s all shades of grey. Astronomers have found asteroids that behave like comets and comets that behave like asteroids.

By WSH team on September 20, 2019 in
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This week we have The most massive neutron star ever, Saturn’s rings, New interstellar comet, Io shadow and discussion with Georgiana “George” Kramer

By Al Grauer on August 18, 2019 in
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Jupiter roles to protect Earth from impacts by long period comets & a fireball, meteor that bright enough to be seen in the day time. more at #365DaysOfAstro

By Al Grauer on August 4, 2019 in
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R. A. Kowalski found 2008 TC3 & Your host, Al Grauer, discovered the 1kilometer-diameter Centaur type asteroid.