A galaxy is a vast island of stars in an ocean of space.Galaxies are sometimes said to be the building blocks of our universe.
Important information about Galaxy:
A galaxy can contain hundreds of billions of stars and be many thousands of light-years across. Our own galaxy, the Milky Way, is around 100,000 light-years in diameter. That’s about 587,900 trillion miles, nearly a million trillion kilometers.Galaxies are of widely varying sizes, too.There are an estimated two trillion galaxies in the universe.
Answers & Comments
Galaxy
It is a bounded system of stars, dust and cosmic particles.
It consist of many Solar Systems.
It consist of black holes also.
Types of Galaxies
There are many types of Galaxies.
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Question:
What is Galaxy??
Answer:
Galaxy:
A galaxy is a vast island of stars in an ocean of space.Galaxies are sometimes said to be the building blocks of our universe.
Important information about Galaxy:
A galaxy can contain hundreds of billions of stars and be many thousands of light-years across. Our own galaxy, the Milky Way, is around 100,000 light-years in diameter. That’s about 587,900 trillion miles, nearly a million trillion kilometers.Galaxies are of widely varying sizes, too.There are an estimated two trillion galaxies in the universe.