European space telescope Euclid spots oldest quasars yet

AI Summary

The European space telescope Euclid has detected the oldest quasars observed to date, enabling astronomers to study early galaxy formation. These quasars act like time machines, providing insight into the universe's beginnings.

Think of quasars as time machines. Rare but revealing. They are light from the beginnings of the universe that let astronomers investigate how early galaxies formed.