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#galaxies

8 posts8 participants0 posts today
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Spaceflight 🚀

"I feel it is unacceptable that we do not even fully understand our #SolarSystem, while 100 billion #planetary systems are in our Milky Way 🌌 galaxy alone, and 100 billion such #galaxies in the #universe. Before we try to understand #stars, galaxies, or the universe, we must first come to understand our own home: the solar system.” astronomy.com/science/have-ast

Astronomy Magazine · Have astronomers found Planet Nine?Old data may hint at a new world beyond Neptune — but not the one astronomers expected.
#PlanetNine#Astronomy
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MediaFaro Magazine

How the oldest science in the world flourished in Toledo 1,000 years ago.

An international conference on the origins of galaxies pays tribute to the pioneering scientific cooperation between Muslims, Jews, and Christians that took place in Spain at the end of the Middle Ages.

mediafaro.org/article/20250515

An engraving of Claudius Ptolemy and Boethius, belonging to the Collection of the National Library of Madrid. | Heritage Images (Getty Images)
El País · How the oldest science in the world flourished in Toledo 1,000 years ago.By Pablo G. Pérez González
#Toledo#Science#Astronomy
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Knowledge Zone

#Galaxies are vast collections of stars, gas, dust, and dark matter bound together by gravity, exhibiting a wide range of sizes.

Dwarf galaxies, containing as few as 100 million stars and spanning a few thousand light-years, contrast sharply with giant galaxies that can harbor over a trillion stars and extend hundreds of thousands of light-years across.

knowledgezone.co.in/posts/Gala

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