Discovery of Stars Moving at 3000km/s Across the Milky Way

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Canada Anton Petrov
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Hello and welcome! My name is Anton and in this video, we will talk about newly discovered hypervelocity stars in the Milky Way that beat all records for speed
Links:
https://arxiv.org/abs/2306.03914
https://iopscience.iop.org/article/10.3847/1538-4365/abc16e
https://www.nasa.gov/feature/goddard/2019/nasa-s-fermi-satellite-clocks-cannonball-pulsar-speeding-through-space
Fast moving neutron star: https://youtu.be/4D4uKlfvGhk
Fastest star near a black hole: https://youtu.be/Mo2IeMGtLkQ
#milkyway #astronomy #hypervelocity

0:00 Introduction to hypervelocity stars
0:48 How do some stars end up moving so fast?
2:10 Hypervelocity stars and their origin
3:30 New discoveries with Gaia
4:20 Different ways they acquire high velocities
5:50 New study and new findings
8:00 Newly found stars and the new limits

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Images/Videos:
Tomohide Wada/Four-Dimensional Digital Universe Project (4D2U), NAOJ)/Science/AAAS https://4d2u.nao.ac.jp/english/
Hewholooks CC BY-SA 3.0 https://en.wikipedia.org/wiki/Barnard%27s_Loop#/media/File:BarnardLoopHunterWilson.jpg
NASA, ESA, J. Walsh (ST-ECF) Acknowledgment: Z. Levay (STScI) Credit for ESO image: ESO Acknowledgments: J. Alves (Calar Alto, Spain), B. Vandame, and Y. Beletski (ESO) Processing by B. Fosbury (ST-ECF) CC BY 3.0 https://en.wikipedia.org/wiki/File:Runaway_star_speeding_from_30_Doradus.jpg
ESA (artist’s impression and composition); Marchetti et al 2018 (star positions and trajectories); NASA/ESA/Hubble (background galaxies),CC BY-SA 3.0 IGO CC BY SA 3.0 https://en.wikipedia.org/wiki/File:Sprinting_stars_in_the_Milky_Way_ESA400471.jpg
NAOC/Kong Xiao
ESA/Hubble, NASA, S. Geier CC BY 4.0 https://en.wikipedia.org/wiki/US_708#/media/File:US_708.jpg
Mark Garlick / University of Warwick.

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