This stunning image features a deep field view of the Cassiopeia constellation where the two small planetary nebulas can be ...

This Hubble Space Telescope image shows a bow shock around a very young star called LL Ori. Named for the crescent-shaped wave made by a ship as it moves through water, a bow shock can be created ...

Both nebulas are the leftover remnants from the last phase of a medium star like our sun. The other small bright bluish ball visible to the left of center in the image is known as Abell 6.