The Sun is an inanimate object, as such it can not make discoveries.
Why would it be hard to discover a planet that is closer to the sun than mercury
Nicolaus copernicus told that sun was
they are attracted to the sun bye gravity
because ...when you look at the sun it hurts your eyes....and it would be harder to see the planet!
Anaxagoras didn't discover anything but he was the second person in history to suggest that the earth and all of the other planets went around the sun.
Sun spots
The first man to discover that the earth moves around the sun was an Italian scientist named Galileo Galilei.
Why would it be hard to discover a planet that is closer to the sun than mercury
Nicolaus copernicus told that sun was
the sun is thew center of the universe
that the earth went round the sun
He discovered the revolutionary theory about the sun.
that comets circle the sun
how to use the sun to produce energy
The sun does not move along a celestial orbit. Planets move along a celestial orbit around the sun. The planet, the sun, the milkyway galaxy and the rest of the galaxies are circling the universe. Q: When did man discover this?
There is not much to "discover" - it is right there in the sky, for everybody to see.
In 1620.