Galileo discovered mountains and craters on the moon, the moons of Jupiter, the phases of Venus, sunspots, double stars, Milky Way stars, all with his tiny little telescope. It was quite the revolution in astronomy. It didn’t cost $10 billion though.
Then this was before Jimmah Cawtah and Bidenflation.
That would make a great youtube video “Galileo meets James Webb telescope for the first time.