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By Paul M. Sutter on November 14, 2019 in
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Update from beyond the solar system! Is the universe closed?What’s the different between an asteroid and a dwarf planet?

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 Al Grauer on September 29, 2019 in
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Imagine a world that is so far from our Sun that it receives less than 1/5,000 of the heat and light that makes our life possible.

By AwesomeAstro Pod on September 4, 2019 in
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Time for astronomy round up and September skyguide with @AwesomeAstroPod at #365DaysOfAstro.

By Fraser Cain on August 30, 2019 in
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Imagine how humans will colonize the inner Solar System, becoming a true spacefaring civilization. #365DaysofAstro

By Fraser Cain on August 7, 2019 in
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Living Underground on Other Worlds. Exploring Lava Tubes. #365DaysOfAstro

By Paul M. Sutter on July 11, 2019 in
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Live from the AstroTours All-Stars Party, Exploring Titan, Life in the solar system.

By Astronomy Cast on April 8, 2019 in
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We learned how to figure out the ages of objects in the Solar System, now we push out into the deeper Universe. What about stars, galaxies, and even the Universe itself? How old is it?