In 1610, Galileo Galilei discovered four moons of which planet
Discy Latest Questions
Almost all objects in the Universe emit radiation at radio wavelengths.
Scientists cannot stretch a measuring tape from the earth to a nearby star, so how do they know how far away they are?
It is difficult to say how big the Universe is because we can’t even imagine how big it might be.
When you hear the word ‘Universe’, what do u think?
Ever imagined what actually exists inside the earth.
Could earth exist as square as well why sphere?
If that force did not exist we would have fallen down in-universe.
Which force keeps the things on earth in place?