Question

What does background radiation have to do with studying astronomy?

Answer 1

cosmic micro wave back ground radiation is the remnant of the Big bang the origin of universe.

Explanation:

THis can be detected every where in space at 2.7 degree .KI.
It is one of the proof for the big bang theory of universe.
Detected by Robert wilson and Arno penzias while testing satellite antenna..in 1964.