<ul><li>Two galaxies engaging in a 'cosmic joust' in the early universe 11 billion light-years away in the constellation Cetus.</li><li>A unique image captured by the European Southern Observatory's telescopes showcasing a collision between a quasar and a regular galaxy.</li><li>The collision inhibits the galaxy's ability to form new stars as the intense radiation from the quasar affects the gas and dust, leaving only the densest regions intact.</li><li>Astronomers witnessed this collision for the first time, providing insights into the impact of quasar's radiation on galaxy structures.</li></ul>

Space photo of the week: Violent galaxies seen 'jousting' near the dawn of time

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