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The evidence - for example, from the redshift, normally attributed to a Doppler effect - is that indeed, the Universe is expanding.
In the immediate aftermath of the "Big Bang" there was rapid inflation of the universe. That slowed and the universe is now believed to be still, slowly, expanding.
'''Scientists are still finding moons around which planet. its either Jupiter or Saturn ...i think '''
Pebnis.
Our galaxy is expanding and according to the cosmological principle, the further away a galaxy is the faster it is moving away. The galaxies are not getting further apart because they are moving through space but because space itself is expanding. Like raisins in rising dough. The raisins themsleves are not moving away from the other raisins but the dough itself is expanding, so every raisin sees the other raisins moving away from it.
The evidence - for example, from the redshift, normally attributed to a Doppler effect - is that indeed, the Universe is expanding.
It is not exactly expanding into anything. The galaxies are moving apart from each other, from which we can infer that the universe is expanding. Theoretically, this is a result of the Big Bang, in which the universe began when all matter was compacted into a very tiny sum, and then exploded apart in a very big bang, and as a result is still expanding today.
Yes, and the expansion is accelerating - it is expanding faster and faster.
Yes. To be more exact, it is "space" within the "observed universe" that is expanding. A confusing fact is that many astronomers believe the universe as a whole may already be infinite in size. This doesn't stop them saying the observable universe is still expanding. "Infinity" is a tricky idea.
It happened in the center of the universe, for which it is still expanding on the universe.
Nobody Knows. Even if we travel at the speed of light we still would die before we got to the end of the universe. Everybody says the universe is expanding, but what is it expanding into?
Nobody Knows. Even if we travel at the speed of light we still would die before we got to the end of the universe. Everybody says the universe is expanding, but what is it expanding into?
In the immediate aftermath of the "Big Bang" there was rapid inflation of the universe. That slowed and the universe is now believed to be still, slowly, expanding.
There is no evidence that our GALAXY is expanding. Are you confusing the word galaxy with the word universe - if so they are NOT the same thing.
Most people believe that all started with a big bang and all the pieces fall out and some of them form galaxies. Nowadays the Universe is still expanding
From an infinitesimally small point to the present size, the universe is still expanding as a result of the big bang.
Not all scientists believe this. The topic of Earth being the only planet in the known universe to support life has been and still is a heated debate amongst many scientists.