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Asteroids

Asteroids, or planetoids, are rocks larger than meteorites but smaller than planets that orbit around the Sun.

1,071 Questions

How did space probe Galileo get pasted the asteroid belt?

The Galileo probe navigated through the asteroid belt by carefully plotting its trajectory to avoid collisions with asteroids. Mission planners used gravitational assists from planets to adjust Galileo's path and minimize the time spent traveling through the asteroid belt. Additionally, the probe's onboard instruments helped detect and avoid any potential hazards during its journey.

What are some superstitious beliefs about comets meteors stars and transet of planets?

There are many superstitions that comets, asteroids, and meteors are signs of the end of the world. If you research history, you can find that a lot of comets coincide with natural disasters. This has been a big reason that some people believe comets are a sign of doomsday. Again, this is a superstition. The Bible identifies apostates with comets and asteroids.

Approximately when did the mass extinction of dinosaurs occur?

The mass extinction of dinosaurs occurred around 66 million years ago during the Cretaceous-Paleogene (K-Pg) boundary.

What is the Size of the asteroid that killed the dinosaurs?

The meteorite that killed the dinosaurs was roughly 10 km (6.2 mi) in diameter.

[3 internet sources]

Between what planets will you find the asteroid belt?

The largest collection of asteroids is found orbiting the Sun between orbits of Mars and Jupiter, This area is sometimes called the "asteroid belt". Think about it this way: the asteroid belt is a big highway in a circle around the Sun. The asteroids are like cars on the highway, except that they are thousands of miles apart on the average. Even so, sometimes the asteroid cars run into one another. When this happens, the asteroids may break up into smaller asteroids. Scientists think that most asteroids are the result of collisions between larger rocky space bodies.

Asteroids can be a few feet to several hundred miles wide. The belt probably contains at least 40,000 asteroids that are more than 0.5 miles across.

If an asteroid is disturbed by the gravitational pull of a planet, or is involved in a collision, it can be thrown out of the belt and go into orbit as a moon. Some of Jupiter's many small moons were likely once asteroids.

Which is more dense an asteroid or a comet?

Out of the three, planets are far larger than asteroids or comets. The technical definition of a planet is a cosmic mass that's large enough to be rounded by its own gravity, but not so large that gravity causes extreme pressures to heat the object and turn it into a nuclear furnace (a sun).

Asteroids and comets, on the other hand, are basically chunks of matter (rock and possibly ice and gases) that remain, compared to planets, irregularly shaped.

More info: https://en.wikipedia.org/wiki/Planet

Are asteroids luminous?

Asteroids are not luminous like stars. They do not produce their own light but instead reflect light from the Sun. When they are illuminated by sunlight, asteroids can sometimes appear bright in the night sky.

Jupiter nudges the asteroids through the influence of?

its strong gravitational pull, causing them to potentially change their orbits over time. This gravitational influence from Jupiter is known as orbital resonance, where the asteroids' orbits are synchronized with Jupiter's orbital period. Jupiter's presence can also help to protect the inner solar system from potential asteroid impacts by redirecting or absorbing their trajectories.

What asteroid group does eros belong to?

Eros belongs to the Amor asteroid group, which are a class of near-Earth asteroids that have orbits that bring them close to Earth's orbit. Amor asteroids are named after the asteroid 1221 Amor, which was discovered in 1932.

Asteroids have irregular what?

Asteroids have irregular shapes due to their formation process and lack of gravitational forces to pull them into a spherical shape.

What asteroid approach close to earth in 1931?

i am not quite sure what the aestroid is called although i do know that it has the letters : ROES...

What is the revolution of the asteroid belt around the sun?

The revolution of asteroids in the asteroid belt is typically between 2 to 6 years, depending on the specific asteroid's distance from the Sun and its orbital speed. The average distance of the asteroid belt from the Sun is about 2.2 to 3.3 astronomical units (AU), with one AU being the average distance between the Earth and the Sun.

Why is the Asteroid theory the most accepted theory?

Iridium is rare on earth, but plentiful in meteorites. The Alvarez's suggested that a huge asteroid or comet, hit the Earth at that time. The result of such a force would be a gigantic explosion that would throw dust clouds into the sky, darkening the planet. Massive forest fires caused by the hit would also add smoke to the sky. which would then cause climate change ending the dinosaurs rein. As dinosaurs can not keep there body temp. Thats some of the evidence that i am using in my case study about dinosaurs. :-) Hope this helps xx

Does an asteroid have a high level of iridium?

Some asteroids do have high levels of iridium, but it is not a universal trait. Iridium is found in varying concentrations in different types of asteroids, depending on their composition and origin. The presence of iridium in an asteroid can provide insights into its history and formation.

What revolve around the sun meteors or asteroids?

Asteroids are small rocky bodies that orbit the sun, most of them between the orbits of Mars and Jupiter.

Meteors are the phenomena of very small bodies burning up in the atmosphere.

How many asteroids are being tracked each year?

There have been about 300 identified Earth-crossing asteroids. The total number of asteroids that cross the Earth's orbit is estimated to be significantly greater than this; by one estimate, there are perhaps 1500 asteroids that are greater than 1km across, and 135,000 steroids that are greater than 100m across.

Main Asteroid Belt?

The Main Asteroid Belt is a region located between Mars and Jupiter that contains millions of small celestial objects called asteroids. These asteroids vary in size from small rocky fragments to large bodies several hundred kilometers in diameter. The Main Asteroid Belt is a remnant of the early solar system's formation and provides important insights into the processes that shaped our planetary system.

How is the moon classified planet or asteroid?

The moon is a satellite, although people propose now and then that the earth-moon system could be considered a double or binary planetary system. Since the barycenter (the center of gravity of the earth-moon) is within the body of the earth, considering the moon as a satellite makes more sense.

What year did the dinosaur's get killed by the asteroid that hit the earth?

The dinosaurs were killed by an asteroid impact around 66 million years ago at the end of the Cretaceous period. This event triggered mass extinctions and led to the decline of dinosaurs and the rise of mammals as the dominant terrestrial animals.

What is a chunk of an asteroid that has broken off in outer space?

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.

Different name for asteroids?

small asteroids are called meteoroids
minor planet or planetoids

How much would a 95-kg astronaut weigh on Ceres?

The gravity on Ceres - which is a "dwarf planet" or "plutoid" in what is called the asteroid belt - is 3% of Earth's. If the weight of an average man on Earth is 175 pounds, then on Ceres he would weigh 2.25 pounds.

What is the average distance between asteroids in the asteroid belt?

Unlike old science fiction movies which gives you the impression that asteroids are close together, the average distance between asteroids is approximately 1 million km. If you were to travel through the asteroid belt, the chance of encountering an asteroid is next to nothing.

What is the name of the largest asteroid in the universe?

the largest asteroid ever found" The largest asteroid is CERES, in the asteroid belt between Mars and Jupiter. It is 580 miles (930 km) in diameter , about the size of Texas. It accounts for about 25% of the total mass of the belt.

Where are asteriods located?

Asteroids are located in the asteroid belt between Mars and Jupiter, as well as in other regions of the solar system. Some asteroids also cross Earth's orbit and can come relatively close to our planet.