Will Pluto and Neptune ever collide?

Pluto will cross back over Neptune's orbit again on February 11, 1999 to resume its place as the 9th planet from the Sun for the next 228 years. So will Pluto and Neptune ever collide? No! You can see this in the image below, which shows a view as seen from the side as the planets orbit around the Sun.
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Will Pluto ever hit Neptune?

Answer: No. From 1979 to 1999, Pluto was the eighth planet from the sun. In 1999, it slipped beyond Neptune to become the ninth. But Pluto's 248-year orbit around the sun takes it 17 degrees above and below the plane in which Neptune and the other planets travel.
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What would happen if Neptune and Pluto collide?

If, for whatever reason they did collide, I imagine that Neptune, being far larger than Pluto would survive, albeit with a slightly altered orbit while Pluto would be destroyed in the collision. The effect on Earth would be virtually nil.
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Will any of the planets ever collide?

Planetary collisions are pretty rare, especially in developed systems like ours. Our solar system is reasonably stable -- not perfectly so, but all of the planets are not likely to hit another large object in the near future. About the worst thing that could happen would be that an asteroid could hit.
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How close can Pluto and Neptune get?

The closest distance between the two orbits is 2.4 AU. If we could reach out magically and move Pluto and Neptune to any point in their orbits, the closest they could ever get is 2.4 AU. However, this minimum distance can never occur. Pluto and Neptune have resonant orbits.
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What If Pluto Collided With Neptune



Will Uranus collide with Earth?

By their calculations, it would take Uranus 13 years to reach the collision point. We'd be short on time, but at least we'd have a slight chance to evacuate the Earth. But the cold blue giant had other plans in mind. This would be no standard planetary drill.
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Will Pluto ever be a planet again?

Scientists have called for Pluto to be classified as a planet again following a new study into planetary science.
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What planet will crash into Earth?

A new study finds reduced odds for collisions with Mercury, Venus, or Mars. One day, Mercury could slam into Earth, obliterating all life on our planet. That's a doomsday scenario scientists have said is a small but real possibility.
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Will Venus ever collide with Earth?

A force known as orbital chaos may cause our Solar System to go haywire, leading to possible collision between Earth and Venus or Mars, according to a study released Wednesday. The good news is that the likelihood of such a smash-up is small, around one-in-2500.
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What if Earth crashed into Jupiter?

As we crash into Jupiter, both planets' atmospheres will be compressed, rapidly increasing the temperature, and essentially setting the air on fire.
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What is Xena planet?

PASADENA, Calif. —The International Astronomical Union (IAU) today announced that the dwarf planet known as Xena since its 2005 discovery has been named Eris, after the Greek goddess of discord. Eris's moon will be known as Dysnomia, the demon goddess of lawlessness and the daughter of Eris.
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What crashed into Pluto?

Now research suggests the impact that carved out Sputnik Planitia is to blame. According to simulations replicating that cataclysm, it sent powerful seismic waves around and through Pluto, reaching the area on the other side of the world and tearing up the land there to make the strange features seen by New Horizons.
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Will cruithne collide with Earth?

Earth's gravity affects Cruithne, in such a way that Earth and this asteroid return every year to nearly the same place in orbit relative to each other. However, Cruithne won't collide with Earth, because its orbit is very inclined with respect to ours.
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Is Jupiter a failed star?

"Jupiter is called a failed star because it is made of the same elements (hydrogen and helium) as is the Sun, but it is not massive enough to have the internal pressure and temperature necessary to cause hydrogen to fuse to helium, the energy source that powers the sun and most other stars.
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What would happen if Neptune and Uranus collide?

If the object just grazed Uranus instead of a head-on collision, the planet's interior would not be affected but the impact would still be enough to tilt the planet. Conversely, if Neptune did experience a head-on impact, the collision would have affected the planet's interior but would not form a disk of debris.
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What happens when 2 planets collide?

If the cores collide at an angle then the planets may or may not merge, but in all cases a large amount of the gaseous envelope will be lost. Very oblique collisions do not disrupt the planets at all and both would continue on almost the same orbits without losing any mass.
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Will the Earth hit the Sun?

Finally, the most probable fate of the planet is absorption by the Sun in about 7.5 billion years, after the star has entered the red giant phase and expanded beyond the planet's current orbit.
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What if Mercury collide with Earth?

Such an impact would kill all life on our planet. Nothing would survive. By contrast, the asteroid that doomed the dinosaurs 65 million years ago was likely just 6 miles in diameter; Mercury is 3,032 miles across. The last time an object about that size hit the Earth, the resulting debris formed our Moon.
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Will 2 planets ever collide?

Yet in reality the two planets can never get close to colliding, for two reasons. Firstly, the apparent crossing-points are optical illusions, caused by the fact that the two orbits are actually steeply inclined to one another.
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Will Mars ever hit Earth?

Due to the chaotic evolution of the planetary orbits in the solar system, a close approach or even a collision could occur between Mars and the Earth in less than 5 billion years, although the odds are small.
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What will happen to Earth in 2022?

Largest asteroid to approach Earth in 2022 will zoom past our planet this week. A "potentially hazardous" asteroid measuring more than a mile long will zoom past Earth this week, the largest asteroid expected to get relatively close to our planet in 2022.
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Is the Sun getting closer to the Earth 2021?

We are not getting closer to the sun, but scientists have shown that the distance between the sun and the Earth is changing. The sun shines by burning its own fuel, which causes it to slowly lose power, mass, and gravity. The sun's weaker gravity as it loses mass causes the Earth to slowly move away from it.
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Could we live on Eris?

Potential for Life. The surface of Eris is extremely cold, so it seems unlikely that life could exist there.
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Did the Pluto explode?

What happened to Pluto? Did it blow up, or go hurtling out of its orbit? Pluto is still very much a part of our Solar System, it's just no longer considered a planet. In 2006, the International Astronomical Union created a new category for classifying bodies in space: the dwarf planet.
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Should Eris be a planet?

At 2400 kilometers in diameter, Eris is slightly larger than Pluto. Its discovery was one of the reasons the International Astronomical Union felt it was necessary to definitely define what should be considered a planet. Eris does not clear out its orbit, so it did not meet one of the requirements.
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