| Body | Crater | Crater diameter |
|---|---|---|
| Earth | Chicxulub crater | 182 km (113 mi) |
| Moon (moon of Earth) | Procellarum | 3,000 km (2,000 mi) |
| South Pole–Aitken basin | 2,500 km (1,600 mi) | |
| Imbrium | 1,145 km (711 mi) |
What is the biggest crater in the world?
The Vredefort crater, with an estimated diameter of 300 kilometres, is the world’s largest known impact structure. It was created when an asteroid measuring at least 10 kilometres landed on Earth an estimated 2 billion years ago.
What is the largest meteorite to hit Earth?
The Chelyabinsk meteor was estimated to have caused over $30 million in damage. It is the largest recorded object to have encountered the Earth since the 1908 Tunguska event. The meteor is estimated to have an initial diameter of 17–20 metres and a mass of roughly 10,000 tonnes.
What is the largest crater on Mars?
Hellas is the third- or fourth-largest known impact crater in the Solar System.
…
Hellas Planitia.
| Viking orbiter image mosaic of Hellas Planitia | |
|---|---|
| Planet | Mars |
| Coordinates | 42.4°S 70.5°ECoordinates:42.4°S 70.5°E |
| Quadrangle | Hellas quadrangle |
| Diameter | 2,300 km (1,400 mi) |
How big was the meteorite that hit Arizona?
Barringer Meteor Crater and Its Environmental Effects. Forty-nine thousand years ago, a large 30 to 50 meter diameter iron asteroid impacted the Colorado Plateau in northern Arizona. The resulting massive explosion excavated 175 million tons of rock, forming a crater nearly a mile wide and 570 feet deep.
How big was asteroid that killed the dinosaurs?
It was tens of miles wide and forever changed history when it crashed into Earth about 66 million years ago. The Chicxulub impactor, as it’s known, was a plummeting asteroid or comet that left behind a crater off the coast of Mexico that spans 93 miles and goes 12 miles deep.
What is the deepest crater?
Stretching 1,550 miles (2,500 kilometers) wide and 8 miles (13 km) deep, the South Pole-Aitken basin, as the tremendous hole is known to Earthlings, is the oldest and deepest crater on the moon, and one of the largest craters in the entire solar system.
Has a meteor ever hit a person?
A meteorite fall in 1888, a meteorite fell killed one man and injured another, records suggest. Researchers have uncovered the earliest evidence of a person being hit and killed by a meteorite falling to Earth. … There have long been claims and stories of people being hit by meteorites.
How many meteors hit Earth daily?
An estimated 25 million meteoroids, micrometeoroids and other space debris enter Earth’s atmosphere each day, which results in an estimated 15,000 tonnes of that material entering the atmosphere each year.
Has a meteor ever hit a city?
The Sylacauga meteorite fell on November 30, 1954, at 12:46 local time (18:46 UT) in Oak Grove, Alabama, near Sylacauga. It is commonly called the Hodges meteorite because a fragment of it struck Ann Elizabeth Fowler Hodges (1920–1972).
Has there ever been life on Mars?
To date, no proof of past or present life has been found on Mars. Cumulative evidence suggests that during the ancient Noachian time period, the surface environment of Mars had liquid water and may have been habitable for microorganisms.
What planet has the shortest day?
The planet Jupiter has the shortest day of all the eight major planets in the Solar System. It spins around on its axis once every 9 hr 55 min 29.69 sec. Jupiter has a small axial tilt of only 3.13 degrees, meaning it has little seasonal variation during its 11.86-year-long orbit of the Sun.
Does Mars have ice?
Like Earth, Mars has ice caps at its poles. Water reaches the poles as vapor and is frozen into thin layers that build up thick deposits. Mixed with this water is dust picked up by the wind, so the caps have bright and dark layers of “clean” and “dirty” ice.
Did a meteor hit the Grand Canyon?
An Arizona landmark steeped in violence, or at least catastrophe, is Barringer Meteorite Crater, which was produced when an unearthly iron asteroid came hurtling through the sky. This impact site, popularly known as Meteor Crater, exposes the same layers of rock that are visible along the rim of the Grand Canyon.
How big was the meteor that hit Russia?
“The asteroid was about 17 meters [56 feet] in diameter and weighed approximately 10,000 metric tons [11,000 tons],” Peter Brown, a physics professor at Western University in Ontario, Canada, said in a statement.
How big of a crater would an asteroid made?
Typically, materials from space hit Earth at about 20 kilometers (slightly more than 12 miles) per second. Such a high-speed impact produces a crater that is approximately 20 times larger in diameter than the impacting object.