A multinational team of astronomers led by Dr Joel Kastner of Rochester Institute of Technology has captured stunning views of four planetary nebulae: NGC 6543, also known as the Cat’s Eye, NGC 7662 (Snowball Nebula), NGC 7009 (Saturn Nebula) and NGC 6826. This image shows four planetary nebulae from the first systematic survey of such objects in the solar neighborhood made with NASA’s Chandra X-ray Observatory. The nebulae are NGC 6543,...
