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Galactic Duel: Quasar Ignites Star Formation 11 Billion Years Ago

5/24/2025

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Summary

Story summary

In a breathtaking cosmic showdown, astronomers have captured the moment two galaxies engaged in a "cosmic joust." One galaxy's powerful quasar unleashed intense radiation, shaping the evolution of its counterpart. This stunning interaction, witnessed 11 billion years ago, sheds light on the intricate dance of quasars and their role in star formation, thanks to advanced observations from the Very Large Telescope and ALMA.

History

Historical Context

Astronomers recently observed a cosmic interaction between two galaxies, revealing how quasars influence star formation. This event, occurring 11 billion years ago, parallels historical cosmic events like the formation of the Milky Way. Understanding these interactions helps explain the evolution of galaxies and their role in shaping the universe, similar to how ancient cosmic phenomena affected Earth's development.

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Story summary

In a breathtaking cosmic showdown, astronomers have captured the moment two galaxies engaged in a "cosmic joust." One galaxy's powerful quasar unleashed intense radiation, shaping the evolution of its counterpart. This stunning interaction, witnessed 11 billion years ago, sheds light on the intricate dance of quasars and their role in star formation, thanks to advanced observations from the Very Large Telescope and ALMA.

1 / 2