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Keywords: dust, planetary nebula
![IC 418: туманность Спирограф](https://images.astronet.ru/pubd/2004/10/09/0001199924/spirograph_heritage.preview.jpg)
30.09.2001
What is creating the strange texture of IC 418? Dubbed the Spirograph Nebula for its resemblance to drawings from a cyclical drawing tool, planetary nebula IC 418 shows patterns that are not well understood. Perhaps they are related to chaotic winds from the variable central star, which changes brightness unpredictably in just a few hours.
![Мониторинг M2-9](https://images.astronet.ru/pubd/2007/06/18/0001222446/m2-9collage_corradi720arrow.preview.jpg)
18.06.2007
Exploring the myriad shapes found in the cosmic zoo of planetary nebulae, some astronomers have focused on the intriguing example of M2-9. About 2,100 light-years away and over one light-year across, M2-9 is known as a twin jet or butterfly nebula in reference to its striking bipolar symmetry.
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