War Planets Trendmasters Catalog

The second season focuses on the Alliance's efforts to avoid the unstoppable Beast Planet. Each world in the Cluster is discovered to be equipped with "World Engines", massive drive systems which can propel the planets through space. Using these, the worlds of the Cluster flee the Beast; Fire's engine is damaged and the planet is thus sacrificed in a futile attempt to stop the Beast. Fire's...

Dark Matter Map Milky Way

Primary evidence for dark matter comes from calculations showing that many galaxies would fly apart, or that they would not have formed or would not move as they do, if they did not contain a large amount of unseen matter. Other lines of evidence include observations in gravitational lensing and in the cosmic microwave background, along with astronomical observations of the observable universe's...

Space Shuttle First Test Flight

The Space Shuttle was a partially reusable low Earth orbital spacecraft system that was operated from 1981 to 2011 by the U. S. National Aeronautics and Space Administration (NASA) as part of the Space Shuttle program. Its official program name was Space Transportation System (STS), taken from a 1969 plan for a system of reusable spacecraft of which it was the only item funded for development....
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