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1 Shuai Wang’s Journey from China to Charleston 38:30
What are the chances that our galaxy will collide with another?
Manage episode 486834527 series 2342424
For over a century, astronomers believed the Andromeda galaxy was on a collision course with the Milky Way, set to merge in 4–5 billion years. Hubble data supported this forecast.
However, a new study—using updated data from Hubble and the Gaia space observatory—suggests the odds of a Milky Way-Andromeda merger are now closer to 50/50.
Guest: Dr. Till Sawala - University Researcher in the Theoretical Extragalactic Astrophysics Group at the University of Helsinki and at the Institute for Computational Cosmology at Durham University
Learn more about your ad choices. Visit megaphone.fm/adchoices
6166 episodes
Manage episode 486834527 series 2342424
For over a century, astronomers believed the Andromeda galaxy was on a collision course with the Milky Way, set to merge in 4–5 billion years. Hubble data supported this forecast.
However, a new study—using updated data from Hubble and the Gaia space observatory—suggests the odds of a Milky Way-Andromeda merger are now closer to 50/50.
Guest: Dr. Till Sawala - University Researcher in the Theoretical Extragalactic Astrophysics Group at the University of Helsinki and at the Institute for Computational Cosmology at Durham University
Learn more about your ad choices. Visit megaphone.fm/adchoices
6166 episodes
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