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Archaeology [Sticky] Archaeology by Prau123

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The Fastest Star in the Universe?

 

 

 

 

 

 

Scientists just found S301, one of the fastest stars ever recorded, orbiting Sagittarius A* — the supermassive black hole at the center of the Milky Way. At its closest approach, S301 gets within just 12 AU of the black hole and accelerates past 25,000 km/s, roughly 8% the speed of light — fast enough to circle Earth in under 2 seconds. This extreme pass happens every 9 years, and the next one in 2031 could help astronomers finally measure the black hole's spin.

 

 

 

 

 

 

 

https://www.youtube.com/shorts/a8mwpye4O6s?feature=share

 

 


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Jupiter Isn't a Planet. It's a Solar System 🪐

 

 

 

 

 

 

 

 

Jupiter has 115 known moons, and they form a miniature solar system. Discover volcanic Io, ocean-hiding Europa, magnetic Ganymede, and ancient Callisto.

In this space documentary Short, we explore how tidal heating powers Io's hundreds of volcanoes, why Europa's hidden ocean is one of the best places to search for life beyond Earth, and why Jupiter's moon system mirrors our own solar system.

Subscribe for more space discoveries, and comment which moon we should explore next: Io, Europa, or Ganymede.

 

 

 

 

 

 

 

 

 

https://www.youtube.com/shorts/Z2CL9M6ygJE?feature=share

 

 


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The Biggest STAR Ever In The Universe

 

 

 

 

 

 

 

 

 

The biggest star ever found keeps getting demoted. So what was the largest star-like object that ever existed? 🌌

From UY Scuti, Stephenson 2-18, and WOH G64 to theoretical quasi-stars powered by black holes, this Short follows the search for the biggest object in the universe, and where it ends: the cosmic microwave background.

⚠️ Quasi-stars are theoretical, and MoM-BH1 is a candidate still under scientific investigation.

💬 Which do you think was bigger, a quasi-star or the early universe? Tell me in the comments!

🔔 Subscribe for more space mysteries, science, and documentary-style stories.

 

 

 

 

 

 

 

 

 

 

 

https://www.youtube.com/shorts/O0YtD4Rc8CE?feature=share

 

 


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Astronomers Just Found an UNKNOW Chemical Signature on Saturn’s Moon TITAN

 

 

 

 

 

 

 

 

Titan, Saturn's largest moon, has rivers, lakes, rain and dunes, but its liquid is methane, not water. Explore the Huygens landing, the mysterious Magic Islands, strange organic chemistry, and NASA's Dragonfly mission, set to launch in 2028 to investigate the chemistry of life. Could alien life exist on Titan? Tell us in the comments: water life or methane life? Subscribe for more space and solar system mysteries.

 

 

 

 

 

 

 

 

 

 

https://www.youtube.com/shorts/eQu8aU78Jgg?feature=share

 


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Astronomers Just Found A Green Star That Shouldn’t Exist!

 

 

 

 

 

 

 

 

 

Astronomers just found a green star! This white dwarf, about 284 light-years away, shows how a dead star can glow green. Its dense atmosphere is loaded with sodium, calcium, and lithium from swallowed planetary debris. The sodium absorbs yellow, orange, and red light, so green stands out. Normal stars never look green.

Subscribe for more space mysteries, astronomy facts, and science documentaries.

Which cosmic mystery should we cover next? Tell us in the comments.

 

 

 

 

 

 

 

 

 

 

 

 

 

https://www.youtube.com/shorts/1vfbHcCH1Xw?feature=share

 

 


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