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- Dictionaryicy/ˈʌɪsi/
adjective
- 1. covered with or consisting of ice: "there were icy patches on the roads" Similar
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5 days ago · The Kuiper Belt is a ring of icy bodies just outside of Neptune’s orbit. Pluto is the most famous Kuiper Belt Object. The Sun is at the center of our solar system.
- Explore Each Planet
Our solar system is home to eight amazing planets. Some are...
- Where Does The Solar System End
It’s made of icy pieces of space debris the sizes of...
- Explore Each Planet
3 days ago · Clear and simple definitions in American English from Britannica's language experts. More usage examples than any other dictionary.
5 days ago · A close-up image of the asteroid Ida taken by NASA's Galileo spacecraft. Image credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA. There are lots of asteroids in our solar system. Most of them live in the main asteroid belt —a region between the orbits of Mars and Jupiter.
1 day ago · A meteorite is a rock that originated in outer space and has fallen to the surface of a planet or moon. When the original object enters the atmosphere, various factors such as friction, pressure, and chemical interactions with the atmospheric gases cause it to heat up and radiate energy.
5 days ago · The Short Answer: Comets are large objects made of dust and ice that orbit the Sun. Best known for their long, streaming tails, these ancient objects are leftovers from the formation of the solar system 4.6 billion years ago.
5 days ago · The phases of ice are all possible states of matter for water as a solid. Variations in pressure and temperature give rise to different phases, which have varying properties and molecular geometries. Currently, twenty one phases, including both crystalline and amorphous ices have been observed.
1 day ago · It consists of frozen crystalline water throughout its life cycle, starting when, under suitable conditions, the ice crystals form in the atmosphere, increase to millimeter size, precipitate and accumulate on surfaces, then metamorphose in place, and ultimately melt, slide or sublimate away.