A Meteoroid if the chunk is boulder sized or smaller, or just another Asteroid if it is house-sized or bigger.
meteoroid
A Meteoroid if the chunk is boulder sized or smaller, or just another Asteroid if it is house-sized or bigger.
A piece of an asteroid is still an asteroid, until you get down to pretty small pieces. At some point, when it's too small to see from far away, they are called "meteoroids" or just "space rocks". There isn't any formal hierarchy of sizes.
A small piece of an asteroid that has broken off in outer space is called a meteoroid. When this meteoroid enters the Earth's atmosphere and burns up due to friction with air particles, it creates a streak of light called a meteor or shooting star.
An asteroid is a large chunk of rock and metals in outer space - they may have at one time been a fragment of a moon or planetoid, or formed as an accumulation of loose debris in space. Due to impacts with other bodies in space, smaller pieces can break off from the asteroid. These pieces are known as meteoroids while they are in outer space, meteors when they leave a visible streak of light as they pass through earth's atmosphere, and meteorites if they remain intact and hit the earth's surface.
The asteroid belt is between the inner and outer planets, but mostly it is just empty space.
No. An asteroid is just chunk of rock and metal in space. It does not release its own energy.
If it's big, its an asteroid, if its small its a meteoroid. (But no one defines "big" or "small".
No. An asteroid is a piece of rock and/or metal in in outer space. A supernova is an explosion that occurs when a large star dies or when gas accumulates around a white dwarf.
No. An asteroid is just a large chunk of rock. Stars are not rock, but balls of burning gas. Asteroids are formed when planets/moons/larger asteroids collide and parts of the object go flying off into space.
Objects below a diameter of about 10 meters are called meteorites.
It was hit by a small piece of space debris (possibly a chunk of asteroid), wrecking certain systems critical to life-support.