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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 many earth days equal to 1 day in Ceres?

A day on Ceres is about 9.1 hours long.

9 and a half hours. After one sunrise, the Sun sets about five hours later.
The dwarf planet 1 Ceres rotates around its axis in about 9.1 hours.

If an asteroid is 4 AU from the sun and its period of evolution around the sun is 8 years does it obey Kepler's law?

Yes.

A version of Kepler's 3rd Law is: The square of the period of revolution of

a planet (or asteroid) around the Sun (in Earth years) is equal to the cube of its average distance (in AU from) the Sun.

In this case that means 8 squared (64) should equal 4 cubed (64).

It does.

So, the asteroid is keeping to the Law. Thank goodness for that.

Are asteroid lie within the asteroid belt true or false?

True. Asteroids are rocky objects that orbit the Sun and many of them can be found within the asteroid belt located between Mars and Jupiter.

Is Vesta asteroid a real planet?

It's an asteroid and only an asteroid.

A big one at that, second to Ceres (Dwarf Planet) and there is a possibility that it might be added to dwarf planet status in the near future once it's shape has been confirmed.

How many asteroid belts are there in the solar system?

There seems to only be one major asteroid belt in our solar system. In-between Mars and Jupiter.

Edit:

There are technically 4. "The asteroid belt" between Mars and Jupiter, the "Greeks and Trojans" that follow along Jupiter's elliptical, the Kuiper belt, the final one, is quite far out and though it is effected by our Sun's gravity. It is called the Oort field and orbits between 5,000 and 100,000 AU's from our solar system.

Asteroid going to fall on earth 2012?

There were no known asteroids heading for Earth in 2012. The likelihood of such an event is extremely rare and highly monitored by astronomers. It's important to rely on credible sources for accurate information regarding potential asteroid impacts.

What are some intersting facts about asteroids?

  1. Asteroids are rocky bodies that orbit the sun.
  2. The largest asteroid in our solar system is Ceres, which is classified as a dwarf planet.
  3. Some asteroids have moons orbiting them, such as the asteroid Ida which has a moon named Dactyl.
  4. Asteroids are composed of materials similar to those found in the inner planets, like rock, metal, and sometimes ice.

Why did the asteroids fail to become planets?

Asteroids failed to become planets because of their small size and lack of sufficient gravitational pull to gather more material, as well as the disruptive influences from nearby planets that prevented them from accreting into larger bodies. Additionally, the gravitational perturbations caused by Jupiter's immense mass played a role in disrupting the formation of a cohesive planetary body from the asteroid belt.

How have asteroid impacts influenced Earth's history as a planet?

The impact of a massive asteroid has both prompt and long-term effects; depending on the mass and speed of the impactor, the immediate effect would be similar to the explosion of a massive nuclear bomb. (The small asteroid or comet which struck near Tsunguska, Siberia in 1908 was calculated to have been approximately equal to a 10 metagon nuclear explosion!) The blast energy would cause a massive fireball, consuming everything nearby, and flattening trees for miles around.

If the asteroid were to strike water - and the Earth is 3/4 covered with water - it could cause an enormous tsunami wave. There are intriguing suggestions that an asteroid impact in the Indian Ocean 5000 years ago, at a spot now called the Burckle Formation, may have generated tsunami waves that inundated everything from Madagascar to western Australia, and may have provided the background of the Great Flood legends of the Bible and the Book of Gilgamesh.

If the impactor were large enough, it could send so much dust and dirt into the atmosphere that little or no sunlight would be able to warm the planet, causing a worldwide ice age. With no sunlight, plants would be unable to grow; without plants, most large plant-eating animals would also become extinct. This is what we believe happened about 65 million years ago, when an asteroid perhaps 10 miles long struck the Earth near the tip of the Yucatan Peninsula, near the village of Chicxulub , Mexico.

How did the asteroid belt get into space?

The asteroid belt is made up of remnants of material that never formed into a planet due to the gravitational influence of Jupiter preventing their accretion into a larger body. These asteroids have been orbiting the Sun for billions of years, and are believed to be remnants from the early solar system.

What planets are located inside and outside the asteroid belt?

Inside: Mercury, Venus, Terra (Earth), Mars

Outside: Jupiter, Saturn, Uranus, Neptune,

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Did an astroid hit Mars?

There is evidence to suggest that Mars has been impacted by asteroids in the past, resulting in impact craters on its surface. However, there is no recent or ongoing asteroid impact on Mars that has been observed or confirmed.

Where did the asteroid 'chicxulub' come from?

The Chicxulub asteroid is believed to have come from the asteroid belt located between Mars and Jupiter. It is thought to have been a fragment of a larger asteroid that collided with Earth around 66 million years ago, leading to the mass extinction event that wiped out the dinosaurs.

The asteroid belt exists between Mars and?

The asteroid belt is between Mars and Jupiter.

How small can a asteroid be?

An asteroid is a rocky object in space. It may be a broken part of a planet. The smallest observed asteroids are 10 meters in size . There may be many asteroids smaller than this but they can not be detected yet and also have not been observed yet.

Can asteroids meteorites or man-made explosions cause tsunamis?

No, asteroids, meteorites, or man-made explosions alone cannot cause tsunamis. Tsunamis are typically generated by underwater earthquakes, volcanic eruptions, or landslides that displace large amounts of water quickly. These events create the necessary force to trigger a tsunami.

How big is the asteroid Eros?

Eros 433 is approximately 34.4 × 11.2 × 11.2 km in size

Why do Scientists think a Asteroid hit the world 65 million years killed the dinos?

The main evidence is a layer of iridium that is found worldwide. Iridium is an element that is rare on Earth's surface, but is common in asteroids. The iridium layer dates to 65.5 million years ago, and coincides with the extinction of the dinosaurs. Also, geologists have discovered the Chixculub crater, a crater that is buried by sediment but is so large it could only have been created by an asteroid 6 miles across.

Why did the earth get hit with meteorites?

The Earth is constantly hit by small meteorites simply because space has no friction.

Therefore, if a small asteroid were to somehow been flung out of the Asteroid belt (becoming a meteor), and was aim at Earth, chances are that it'll hit.

What are Rocky and metallic objects that orbit the Sun but are too small to be considered planets are?

Rocky and metallic objects that orbit the Sun but are too small to be considered planets are asteroids and meteoroids. These objects can be found in the asteroid belt between Mars and Jupiter, as well as in various other locations throughout our solar system.

Why has interest in near-earth asteroids increased in recent years?

Interest in near-Earth asteroids has increased in recent years due to the potential threat they pose to Earth if they were to collide, as evidenced by past impact events. Additionally, advancements in space technology have made it more feasible to study, track, and possibly deflect these asteroids to mitigate the risk of a catastrophic impact. This has led to increased funding and missions aimed at studying and monitoring near-Earth asteroids.

What are the inner belt of asteroids made of?

The most common ones are made mainly in carbon. Take up to 75% of the total asteroid belt. As known as the C-type

asteroid.The second most common is the S-type,

very rich is silicate. Taking about 17% in total asteroids.

Lastly, the M-type

asteroid, very rich in metal. Taking about 10%-7% of the population.

Why is it unlikly that earth won't be hit by a big astreoid?

Earth is constantly monitored by astronomers who track the trajectory of asteroids approaching our planet. Additionally, there are systems in place, such as NASA's Planetary Defense Coordination Office, to assess any potential impact risks and develop mitigation strategies if necessary. The likelihood of a large asteroid impact is considered low due to these monitoring efforts and the vastness of space.

Whats the length of an Atroid Belt?

The distance from the Sun to the main asteroid belt, located between Mars and Jupiter, varies between 2.2 and 3.2 astronomical units (AU). An astronomical unit is the average distance from the Earth to the Sun, approximately 93 million miles or 150 million kilometers.

What is an region of space between the orbits of Mars and Jupiter in witch asteroids orbit is called?

The region of space between the orbits of Mars and Jupiter where asteroids orbit is called the asteroid belt. It is located between 2.1 and 3.3 astronomical units from the Sun.