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  2. How Far Is the Moon? | Distance In KM, Location, How Long?

    nineplanets.org/questions/how-far-is-the-moon

    The Moon can get as far as 406,700 km / 252,711 mi away from Earth – apogee – and as close as 356,400 km / 221,456 mi away – perigee – however, consider this. The Moon, due to gravitational interactions with our Earth, is drifting away from us at around 4 cm / 1.5 inches every year. Because of this, the estimated distance is always ...

  3. How Far is the Sun From Earth? | Distance, KM, Time ...

    nineplanets.org/questions/how-far-is-the-sun-from-earth

    If we were to speak in meters, then the Sun would be 150.4 billion meters away from Earth. The Earth orbits the Sun once every 365.3 days, while farther planets such as Mars, completes an orbit around the Sun in 687 days. For comparison, Mars is 1.5 AU away from the Sun, which would translate to 227.94 million km / 141.70 million mi.

  4. How Big is the Moon in Comparison to Earth? - The Nine Planets

    nineplanets.org/questions/how-big-is-the-moon

    The largest moon in the Solar System, namely Ganymede, has a diameter of around 1.51 times that of our Moons. The Moon is located at about 384,400 kilometers / 238,855 miles away from Earth, or 1.29 light-seconds. The Moon is 384,400,000 meters away from us, while in inches, the Moon is 15.13 billion inches away from Earth.

  5. How Far is Pluto From Earth? | Time Taken, KM & Distance - The...

    nineplanets.org/questions/how-far-is-pluto-from-earth

    The distance between Pluto and Earth is, on average, 5.05 billion kilometers / 3.1 billion miles. It is very far away from us. Apart from this, Pluto has an eccentric orbit, which places it either further away or closer to us. Naturally, we launch a spacecraft towards the planet based upon our predictions of where it will be.

  6. How Far is Jupiter From Earth? | Distance, KM, How Long ...

    nineplanets.org/questions/how-far-is-jupiter-from-earth

    Since all the planets move around, the distane is always changing. On average, Jupiter is 715 million km / 444 million mi away from the Earth. At their closest points, Jupiter and Earth are 588 million km / 365 million mi away from each other. At their farthest points, Jupiter and Earth are 968 million km / 601 million mi.

  7. orbit: 384,400 km from Earth. diameter: 3476 km. mass: 7.35e22 kg. History of The Moon. Called Luna by the Romans, Selene and Artemis by the Greeks, and many other names in other mythologies. The Moon, of course, has been known since prehistoric times. It is the second brightest object in the sky after the Sun.

  8. For this reason, to calculate the distance, we use the average to measure how far planets are from one another. The Astronomical units (AU) column is the average distance between Earth and the Sun and is the most common way for scientists to measure distance in our Solar System.

  9. How Far is Eris From Earth? | Space Questions - The Nine Planets

    nineplanets.org/questions/how-far-is-eris-from-earth

    Eris is a vast distance from Earth; it would take almost 25 years to reach the planet with current spacecraft technology. When the two are at their closest which will be Monday, November 8 th 2100 they will be 12,380,501,398 kilometers apart.

  10. Space Travel Calculator | Uses Relativistic Rocket Formula

    nineplanets.org/tools/space-travel-calculator

    The Nine Planets has been online since 1994 and was one of the first multimedia websites that appeared on the World Wide Web. Take an interactive tour of the solar system, or browse the site to find fascinating information, facts, and data about our planets, the solar system, and beyond. Explore the Planets. Mercury. Venus. Earth. Mars. Jupiter.

  11. How Big is the Earth? | Size Comparison, Actual Size & Facts

    nineplanets.org/questions/how-big-is-the-earth

    The Earth has a radius of 2.439 kilometers / 1.516 miles and a diameter of only 12.742 km / 7.917 mi. When it comes to weight, the mass of Earth is equivalent to 5.9 quadrillion kg. In the Solar System, our Earth is the fifth largest planet and the largest of the terrestrial planets.