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science.nasa.gov | ||
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starkeycomics.com
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| | | | | A brief history of the 30 or so objects in our solar system that have been considered planets at some point. While the planets themselves may seem constant and timeless, the way we define the term "planet" has changed drastically over the centuries. Here's my timeline of all the objects considered planets in our solar [...] | |
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interestingengineering.com
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| | | | | It continues to rage 15 years after the IAU attempted to resolve it by defining what a "planet" is. | |
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galacticjourney.org
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| | | | | by Kaye Dee It's been a busy month in deep space exploration, with new space probes exploring the Moon and conditions in interplanetary space, while another step forward in testing the hardware for the Apollo programme has just taken place. Surveying the Moon NASA may have called its lunar soft lander Surveyor 1, but its ... Continue reading [August 26, 1966] Shooting the Moon - and Going Even Further (Lunar Orbiter, AS-202 and Pioneer 7) | |
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za.ign.com
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| | | The start of something. | ||