Space (question and answers about space)

What is space?

Space is everything in the Universe beyond planet Earth. Space is also the name for the near-vacuum between planets, stars, moons and everything else in the Universe.

What is space in universe?

The Universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy. … At the largest scale galaxies are distributed uniformly and the same in all directions, meaning that the Universe has neither an edge nor a center.

How many planets are there in space?

eight planets

There are eight planets in the solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

What’s in the space?

What is in space besides planets and stars? Most of the universe is empty space, called a vacuum, but it is an imperfect vacuum. There are clouds of interstellar dust and the tiny particles that make up the solar wind. … Radio, heat, and x-rays all echo through space, as do beams of light.

What type of planet is Earth?

A terrestrial planet, telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals. Within the Solar System, the terrestrial planets are the inner planets closest to the Sun, i.e. Mercury, Venus, Earth, and Mars.

How old is the earth?

4.543 billion years

How many galaxies are there in the universe?

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 2 trillion galaxies.

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