We'll see Jupiter incredibly close-up on July 4 — here are 10 amazing facts about the solar system's biggest planet

Jupiter is twice as massive as all the other planets combined.

Source: NASA

Its gravity is so strong that a rocket would have to go an unthinkable 135,000 mph to leave.

Source: NASA

Jupiter's magnetosphere is the biggest object in the solar system. Its magnetic field is 20 times stronger than Earth's.

NASA

Source: NASA

The planet has a swirling storm twice the width of Earth that's raged for at least the last 150 years called the Great Red Spot.

NASA

Source: Tech Insider/NASA

Jupiter spins faster than any planet, so its day is only about 10 Earth-hours long.

Source: NASA

The temperature near the planet's core may be about 43,000 degrees Fahrenheit — hotter than the surface of the sun.

Lunar and Planetary Institute/NASA

Source: NASA

If it was 80 times more massive, Jupiter would have become a star instead of a planet.

Source: NASA

Jupiter has the most moons of any planet in the solar system at 67 confirmed. Galileo found the first four in 1610.

Source: NASA

As a gas giant, Jupiter is mostly made of hydrogen and helium, so its surface isn't solid.

Source: NASA

The monster planet spins around so fast with so much gravity that it acts like a slingshot to any space debris that come near it. Juno will get closer than any spacecraft before it — here's hoping it makes it out alive.

Hubble Heritag

Source: NASA