Pluto, which is a planetesimal, not a planet, orbits the star called Sol. Sol gives its name to our Sol-ar system, and is often called, "The Sun."
I'll assume you mean: "... as opposed to a circular orbit". That is caused by the fact that for a circular orbit, a planet needs a VERY PRECISE SPEED. Change the speed slightly (at a particular point in the orbit), and the orbit immediately becomes elliptical.
Mercury is the second smallest planet @ 3,031 miles (4,878km) in diameter after the smallest Pluto @ 1,413 miles (2274 km) in diameterno it is not the biggest planet the biggest planet in our solar system is Jupiter
A planet is an object that orbits a star, has enough gravity to make itself mostly round, and has cleared other objects out of its orbit. A satellite is an object that orbits another object that is itself orbiting a star. The object may be a planet, dwarf planet, asteroid, or comet.
Planets and stars are not the same. Venus is the closest planet, on average. The sun is the closest star.
In the shops
Pluto, the dwarf planet, is the smallest planet in our solar system. In 2006 scientists confirmed that Pluto was a dwarf planet. They confirmed this because Pluto does not have a clear orbit around the sun. The things that a planet must have in order to be a planet is that it MUST have a clear orbit around a star. FUN FACT: Pluto's moon is almost as big as itself! Pluto is the coldest planet in our solar planet. Pluto is an outer planet.
Pluto is not a star. It was never declared a star. It is a dwarf planet. It had been regarded as a planet, but due to its size and its orbit, it is now classified as a dwarf planet, but not a star.
The solar system has three classified dwarf planets. They are Pluto, Ceres, and Eris. A dwarf planet has sufficient mass, has not cleared the neighborhood around its orbit, and is in orbit around a star.
U answer
A planet is in direct orbit around a central star, while a moon is in orbit around a large body (a planet) rather than in a direct orbit around a star. The moon orbits the planet, while the planet orbits the sun.
There would be no orbit. You have to have a body to orbit around and without a star or other planet to orbit around, it would just move in a straight line.
It should not be a planet. It didn't meet all the required things to be a planet. it has enough mass , orbit our star, but can't clear the neighbourhood, to pull in or push out debris in it's orbit.
No planet orbits around Saturn because planets only orbit around a star like our Sun. And Saturn isn't a star, it's a planet.
Orbit has the following two meanings:the curved path of a celestial object or spacecraft around a star, planet, or moon. (noun)move in orbit around a star, planet or moon. (verb)
it is an orbit
ok so here it is... 1.It must orbit around the star. 2.It must be large enough to make its own gravity. 3.it must not have a wierd orbit (like pluto has)
Pluto is a dwarf planet in the Solar system. It is not a star.