![A multii-panel image of 10 quasars, which resemble blurry, star-like objects.](https://science.nasa.gov/wp-content/uploads/2023/04/teen-quasars-jpg.webp?w=4096&format=png)
teen quasars
What was happening in the universe 12 billion years ago? The universe was smaller and so crowded that galaxies collided with each other much more frequently than today. Hubble astronomers looked at dusty quasars where their glow was suppressed by dust, allowing a view of the quasar's surroundings.
Credits: NASA/ESA
Image CreditNASA/ESA
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