I Zwicky 18 facts for kids
Quick facts for kids I Zwicky 18 |
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I Zwicky 18 observed by the Hubble Telescope
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| Observation data (J2000 epoch) | |
| Right ascension | 09h 34m 02.0s |
| Declination | 55° 14′ 28″ |
| Redshift | 751±2 km/s |
| Distance | 0.059 Gly |
| Type | Irr |
| Notable features | Very young galaxy |
| Other designations | |
| UGCA 166, SBS 930+554, KUG 930+554, AGC 190351, HFE2003 PSX-01, CBB2012 79 | |
| See also: Galaxy, List of galaxies | |
The I Zwicky 18 is an irregular dwarf galaxy. It is 45 million years light from Earth in the constellation of the Ursa Major. It was identified by first time in the 1930s by the astronomer Fritz Zwicky.
A young galaxy
I Zwicky 18, only 500 million years of age, is a recently born galaxy compared with most. It is still making population III stars, almost entirely made of hydrogen and helium. The Milky Way is about 12,000 million years old.
Related pages
Images for kids
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I Zwicky 18 and its component or companion I Zwicky 18 C
See also
In Spanish: I Zwicky 18 para niños
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I Zwicky 18 Facts for Kids. Kiddle Encyclopedia.