NGC 7040 Is a
spiral galaxy
Spiral galaxies form a class of galaxy originally described by Edwin Hubble in his 1936 work ''The Realm of the Nebulae''[light-year
A light-year, alternatively spelled light year, is a large unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometers (), or 5.88 trillion miles ().One trillion here is taken to be 1012 ...]
s away in the
constellation
A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object.
The origins of the e ...
of
Equuleus.
It has an estimated diameter of 42,600
light-years.
NGC 7040 was discovered by astronomer Mark Harrington on August 18, 1882.
See also
*
NGC 7001
*
List of NGC objects (7001–7840)
References
External links
*
{{DEFAULTSORT:NGC 7040
Spiral galaxies
Equuleus
7040
11701
66366
Astronomical objects discovered in 1882