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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.

By Al Grauer on July 28, 2019 in
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In today’s podcast: Catalina Sky Survey searches for Earth Approaching Objects & the discovery of Comet Hill

By Al Grauer on July 21, 2019 in
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Looking into the sky on a clear-dark night, have you wondered what it would be like to travel in deep space?

By Al Grauer on June 23, 2019 in
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16 new discoveries of minor planet by Eric Christensen & Solar minima caused natural night sky to decline about 30% in brightness. #365DaysOfAstro with @Nmcanopus

By Al Grauer on June 9, 2019 in
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Carson Fuls discovered his third comet and a planet orbiting the triple star system 40 Eridani.