description Sh2-188 Overview
Sh2-188 is an asymmetric planetary nebula in Cassiopeia, notable for a bright bow-like rim caused by strong interaction with interstellar gas.
help Sh2-188 FAQ
What kind of astronomical object is Sh2-188?
Sh2-188 is an asymmetric planetary nebula located in the northern constellation of Cassiopeia. It represents the glowing shells of gas and dust ejected by a dying star.
Why does Sh2-188 have an unusual shape?
The nebula is highly asymmetric, featuring a bright bow-like rim that is caused by the nebula's strong interaction with the surrounding interstellar gas. This ram-pressure stripping creates a distinct trailing tail of gas on one side.
Where is Sh2-188 located in the night sky?
Astronomers can find Sh2-188 within the boundaries of the constellation Cassiopeia. It is situated in a region rich with other deep-sky objects, making it a popular target for astrophotographers.
What catalog is Sh2-188 named after?
The 'Sh2' designation comes from the Sharpless catalog, a list of H II regions compiled by astronomer Stewart Sharpless in 1959. The catalog specifically identifies emission nebulae visible in the northern sky.
explore Explore More
Similar to Sh2-188
See all arrow_forward
Reviews & Comments
Write a Review
Be the first to review
Share your thoughts with the community and help others make better decisions.
