NGC 7635 lies in Cassiopeia, well placed for imaging in late summer and autumn from my locale. It’s also called the Bubble Nebula. The bubble’s glow is mainly due to excited atoms of hydrogen. This ...

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NGC 2266 is also catalogued as Melotte 50. It is an open cluster located in Gemini and lying about 10,603 light years from Earth. It is estimated to be a little more than 81 million years old, similar ...

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This is NGC 7023, also known as the Iris Nebula and Caldwell 4. Actually, the nomenclature is a bit more complicated than that. The designation ‘NGC 7023’ refers not to the nebula, but to the open ...

NGC 1514 is also referred to as the Crystal Ball Nebula. It lies about 1,500 light years away in Taurus, near the border with Perseus. It has a diameter of about 1 light year. Most pictures show NGC ...