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## How Far Away is Neptune? - Space.com

www.space.com/18923-neptune-distance.html

Dec 14, 2012 ... The distance from one planet to another is constantly shifting because both bodies are moving through space. When Neptune and Earth line up ...

## How long would it take to reach each planet from the Earth?

These loop-de-loops add years of extra travel time to a mission. ... calculations that we just take the simplest direct approach and use the minimum 'opposition' distance between Earth and a planet. ... Neptune, 11.4yr, 5.9yr, 4.9yr, 179d, 1.6yr.

## How Long Would it Take to Travel to Every Planet - Thrillist

www.thrillist.com/tech/transit-times-to-planets-how-long-would-it-take-to-get-to-mars

Feb 18, 2015 ... Travel time to Jupiter takes around 6 years, and we've done it the hard way— using the Earth's gravity to slingshot the Galileo probe twice to make the trip. You have to resort to ... Want to go to Neptune? It'll take 12 years.

## Distances Between the Planets of the Solar System • The Planets

theplanets.org/distances-between-planets/

As an example, the distance between the planet Mercury and Earth can range from 77 million km at the ... Venus, Neptune, 29.37, 4,392,800,000, 2,729,685,920.

## How long would it take to travel from Earth to the farthest planet in ...

www.quora.com/How-long-would-it-take-to-travel-from-Earth-to-the-farthest-planet-in-our-solar-system

It's 2.7 billion miles to Neptune, or 4 hours traveling at the speed of light. ... same to reach Pluto as Neptune since they are sometimes the same distance away.

## How Far is Neptune from Earth? - Universe Today

www.universetoday.com/21628/how-far-is-neptune-from-earth/

Nov 28, 2008 ... Have you ever wondered how far Neptune is from the Earth? It's actually a bit of a trick question. That's because the distance between Neptune ...

## Through the Universe at the Speed of Light

casswww.ucsd.edu/archive/public/tutorial/Intro.html

May 3, 1999 ... Earth from space- taken by the Apollo 11 astronauts. ... From about 1979 to 1999 Pluto was within Neptune's orbit, making Neptune ... One light-year (l.y.) is the distance that light waves travel in a year = 1.0 x 10<sup>18</sup>cm, about 6 ...

## Why do space missions take so long?

www.qrg.northwestern.edu/projects/vss/docs/mission/2-why-take-so-long.html

Even the distances between the "inner planets" Mercury, Venus, Earth and ... OBJECT, Distance from Sun, Distance from nearest neighbor, Distance from Earth. ... Neptune, 2,790,000,000 miles, 837,000,000 miles (Pluto), 2,697,000,000 miles.

## The Planets - Neptune - Fact Monster

www.factmonster.com/science/astronomy/planet-neptune.html

Neptune, named for an ancient Roman sea god, is a stormy blue planet about 30 ... Your weight: Not known; Distance from Earth: 2,680,000,000 miles at closest ...

## How long does it take for radio or light waves to travel from Earth to

Dec 12, 2011 ... How long does it take for radio or light waves to travel from Earth to Jupiter, Saturn, ... The time varies over a range of about 16 minutes depending on the ... 1.00 Mars 1.52 Jupiter 5.20 Saturn 9.54 Uranus 19.22 Neptune 30.06.

### How long does it take to get to Neptune from Earth? | Cool Cosmos

coolcosmos.ipac.caltech.edu

How long it would take to get to Neptune from Earth would depend on the path chosen and on where Neptune and Earth were in their orbits when the mission ...

### How long does it take to get to Neptune from Earth? | Reference.com

www.reference.com

It took the Voyager 2 spacecraft a total of 12 years to get from Earth to Neptune. However, the exact amount of time required to travel to Neptune depends on the  ...

### How fast does light travel from the Sun to each of the planets?

image.gsfc.nasa.gov

It takes 499.0 seconds for light to travel from the Sun to the Earth, a distance ... 19.819 9575.0 seconds or 159.6 minutes Neptune 30.058 14998.0 seconds or 4.1 ...