Social Sciences, asked by XxDigitalRomeoxX, 3 days ago

What is galaxy?
How many galaxy in universe?

Answers

Answered by XxitzparthXx

Answer:

Several thousand galaxies, each consisting of billions of stars, are in this small view. XDF (2012) view: Each light speck is a galaxy, some of which are as old as 13.2 billion years – the observable universe is estimated to contain 200 billion to two trillion galaxies.

200 billion galaxies

200 billion galaxiesThis led to an estimate that the observable universe contained about 200 billion galaxies.

Answered by 2013000402

Answer:

A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity.

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