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Ancient Galaxies Have Very Little Dark Matter

Ancient Galaxies Have Very Little Dark Matter younger spiral Ancient Galaxies Ancient Galaxies  New observations by an international team of astronomers’ show that huge galaxies created some 10 billion years ago, during a peak in galaxy formation, were comprised of mostly baryonic or normal matter and very little of the mysterious dark matter that tends […]

Saturn in Infrared from Cassini | NASA

Saturn in Infrared from Cassini Image Credit: NASA, JPL-Caltech, SSI.   Explanation: Many details of Saturn appear clearly in infrared light. Bands of clouds show great structure, including long stretching storms. Also quite striking in infrared is the unusual hexagonal cloud pattern surrounding Saturn’s the North Pole. Each side of the dark hexagon spans roughly the […]

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