Astronomers Finally Solved Why Andromeda Is Racing Toward Us
Astronomers have finally figured out why Andromeda Galaxy is speeding toward us through space. For years, scientists knew a collision with the Milky Way was inevitable—but not exactly what was driving it.
Credits:
Dark Energy Survey deep field image: By Dark Energy Survey/DOE/FNAL/DECam/CTIO/NOIRLab/NSF/AURAAcknowledgments: T.A. Rector (University of Alaska Anchorage/NSF’s NOIRLab), M. Zamani (NSF’s NOIRLab) & D. de Martin (NSF’s NOIRLab) - https://noirlab.edu/public/images/noirlab2118a/, CC BY 4.0, https://tinyurl.com/53vd2pyc
Strong gravitational lensing: By JaMcCullough, https://commons.wikimedia.org/w/index.php?curid=183237083
Active Galactic Nuclei: By Vincent L. Fish, Kazunori Akiyama, Katherine L. Bouman, Andrew A. Chael, Michael D. Johnson, Sheperd S. Doeleman, Lindy Blackburn, John F. C. Wardle, William T. Freeman, the Event Horizon Telescope Collaboration. - http://www.mdpi.com/2075-4434/4/4/54, https://commons.wikimedia.org/w/index.php?curid=59845250
Black hole: By Event Horizon Telescope - https://www.eso.org/public/images/eso1907a/, https://tinyurl.com/bd4sdswh
CC BY-SA 3.0 IGO https://creativecommons.org/licenses/by-sa/3.0/igo/:
unique black hole ESA477180: By ESA/Gaia/DPAC https://www.esa.int/ESA_Multimedia/Videos/2023/03/Gaia_discovers_a_unique_black_hole, https://tinyurl.com/mnjjz9xc
Gaia’s asteroid discoveries ESA422763: By ESA/Gaia/DPAC –; Music copyright: Encore 5 by Christophe Goze, audionetwork.com https://www.esa.int/ESA_Multimedia/Videos/2019/06/Gaia_s_asteroid_discoveries, https://tinyurl.com/49kc2ftz
galaxy ESA445389: By ESA/Gaia/DPAC. Acknowledgement: S. Payne-Wardenaar, S. Jordan, C. Reylé and Smart et al. (2020) https://tinyurl.com/mvt7nyss, https://tinyurl.com/2ns798jf
starry strings in the Milky Way ESA426890: By ESA/Gaia/DPAC; Data: M. Kounkel & K. Covey (2019); Animation: S. Jordan / T. Sagristá / Gaia Sky (http://www.zah.uni-heidelberg.de/gaia/outreach/gaiasky) https://tinyurl.com/5c85tpn7, https://tinyurl.com/ys3yh6tp
Gran Telescopio Milimétrico: By panza.rayada, https://commons.wikimedia.org/w/index.php?curid=53438718
CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0:
Gran Telescopio Milimétrico 2: By Marifer Veloz, https://commons.wikimedia.org/w/index.php?curid=133825241
EHT3C279PressReleaseImage: By Jae-Young Kim - https://tinyurl.com/32v4pmf6, https://tinyurl.com/346ee9h2
CC BY 4.0 https://creativecommons.org/licenses/by/4.0:
Zero-project- Andromeda: By ComputerHotline - https://zero-project.gr/music/tracks/andromeda/, https://tinyurl.com/4nem5exe
Animation is created by Bright Side.
Credit:
Andromeda Galaxy Halo Details - 4,5,6: By NASA, ESA and T.M. Brown (STScI) - https://tinyurl.com/38v48t3f; https://tinyurl.com/5n6r3fns; https://tinyurl.com/er8ayf5j
Andromeda and Milky Way collision: By Visualization Credit: NASA; ESA; and F. Summers, STScI; Simulation Credit: NASA; ESA; G. Besla, Columbia University; and R. van der Marel, STScI - https://www.nasa.gov/mission_pages/hubble/science/milky-way-collide.html, https://commons.wikimedia.org/wiki/File:Andromeda_and_Milky_Way_collision.ogv
Cartwheel Galaxy: By NASA, ESA, CSA, STScI - https://stsci-opo.org/STScI-01G9DMR450Y79RG6T036FKDK9B.png, https://commons.wikimedia.org/w/index.php?curid=121467298
Galaxy Collision Simulation: By NASA's Scientific Visualization Studio - KBR Wyle Services, LLC/Paul Morris, ADNET Systems, Inc./Aaron E. Lepsch - https://svs.gsfc.nasa.gov/14656, https://tinyurl.com/4kjcevh4
Sonification of the Mice Galaxies: ByNASA's Scientific Visualization Studio - Paul Morris, Aaron E. Lepsch - https://svs.gsfc.nasa.gov/14515, https://tinyurl.com/y77pcxc7
Galaxies Gone Wild: By NASA, ESA, the Hubble Heritage (STScI/AURA)-ESA/Hubble Collaboration, and A. Evans (University of Virginia, Charlottesville/NRAO/Stony Brook University) - http://hubblesite.org/newscenter/archive/releases/2008/16/image/a/, https://tinyurl.com/3v476anx
Large scale structure of dark matter: By NASA, ESA and R. Massey (California Institute of Technology), https://commons.wikimedia.org/w/index.php?curid=182056688
Sagittarius A: By X-ray: NASA/CXC/MIT/F.K.Baganoff et al.; Illustration: NASA/CXC/M.Weiss - https://chandra.si.edu/photo/2005/sgra,
https://commons.wikimedia.org/wiki/File:Sagittarius_A*-_Stars_Surprisingly_Form_in_Extr[…]vironment_Around_Milky_Way%27s_Black_Hole_(2005-sgra).webm
CC BY 3.0 https://creativecommons.org/licenses/by/3.0:
Galaxy Collision Animation: By James Webb Space Telescope (JWST) / YouTube, https://tinyurl.com/45h5tmd7
CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0/:
Galaxy superclusters and galaxy voids: By Azcolvin429, Zeryphex, Astronom5109 - , https://commons.wikimedia.org/w/index.php?curid=58212354