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Facts about Asteroids. Asteroids are clues to the formation of the rocky planets of our solar system. The objects we see today are leftover from a time when the solar system formed 4.5 billion years ago. There are a LOT of these leftovers out there. Let’s learn some cool facts about them. Asteroids aren’t the only things that hit Earth.


Asteroids lie within three regions of the solar system. Most asteroids lie in a vast ring between the orbits of Mars and Jupiter. This main asteroid belt holds more than 200 asteroids larger than ...


Facts about Asteroids for Kids: Ceres was the first asteroid discovered and is classified as a protoplanet. It’s the largest known asteroid at 580 mi/933 km across. The smallest known asteroid is 1991 BA and is on 20 ft/6 m across.


Asteroid Fast Facts | NASA ... Asteroid Facts


Check out these fun asteroid facts for kids. Enjoy a range of interesting facts about the Solar System’s asteroid belt, the impact of potential asteroid collisions with Earth, theories that suggest an asteroid led to the extinction of the dinosaurs and much more. Asteroids are small Solar System ...


Facts about asteroids. Asteroids are small, rocky objects that orbit the Sun. The first asteroid was Ceres, discovered by Giuseppe Piazzi in 1801. There are currently over 600,000 known asteroids in our solar system. Most asteroids are found orbiting in the Asteroid Belt, a series of rings located between the orbits of Mars and Jupiter.


Some asteroids have smaller bodies that orbit them, or their own little moons. The first such one discovered is known as Dactyl, found to be orbiting a larger asteroid called Ida. More than 150 asteroids are known to have their own moons, and more are being discovered occasionally.


Asteroids are made of different things. In general, an asteroid’s composition is determined by how close it is to the Sun. Our nearby star’s pressure and heat tends to melt ice that is close ...


Top 10 facts about asteroids TODAY is Asteroid Day (asteroidday.org) marking the anniversary of the Tunguska Event on June 30, 1908, when an area in Siberia suffered the Earth’s largest asteroid ...


In honor of International Asteroid Day today (June 30, 2017), NASA put together this list of 10 cool facts about asteroids that you might not know.. 1. A place in space. Asteroids—named by ...