Q:

How many planets are there in the universe?

A:

Quick Answer

According to NASA, more than 1,700 planets have been confirmed outside of our own solar system. However, the number of planets in the universe could essentially be infinite because scientists have yet to find the so called "edge" of space.

Know More
How many planets are there in the universe?
Credit: Ron Russell Photolibrary Getty Images

Full Answer

Forbes reports that there may be billions of planets like Earth just in our own galaxy. There are at least 100 billion galaxies in the known universe, each one containing billions upon billions of stars. Each one of those stars could have multiple planets in orbit around them. This means that there are likely many trillions of planets in the universe.

Learn More

Related Questions

  • Q:

    How many rings does Venus have?

    A:

    Venus does not have any rings. The planet does not have rings because the temperature on Venus is too high for their formation. Rings are associated with the outer planets of Jupiter, Saturn, Neptune and Uranus

    Full Answer >
    Filed Under:
  • Q:

    What is the gravitational pull of Uranus?

    A:

    The acceleration due to gravity on the surface of Uranus is 8.69 meters per second squared. The value of this acceleration due to gravity on the earth's surface is 9.81 meters per second squared. So the gravitational pull of Uranus is 86 percent of that of Earth.

    Full Answer >
    Filed Under:
  • Q:

    Why is Earth important?

    A:

    As the only known planet that is habitable for human beings, the Earth’s importance is self-evident. Every living organism known to science obtains all of its resources from Earth, and has very few other options available. Without the Earth, humans would be doomed to extinction, unless they were able to adapt to another planet's conditions before the Earth disappeared.

    Full Answer >
    Filed Under:
  • Q:

    Does Jupiter have seasons?

    A:

    Jupiter, like all the other planets, has seasons. Since Jupiter takes about 12 Earth years to make a full orbit around the sun, each of its seasons lasts about three Earth years.

    Full Answer >
    Filed Under:

Explore