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With the aid of high-powered telescopes, it's now known that many different types of nebula exist, but they tend to fall into just a few main classes. Many nebulae are formed by a supernova ...

In celebration of 35 years spent in orbit around Earth, the Hubble team has released a set of four new images showing the ...

Named Kohoutek 4-55, the nebula was captured by the Hubble Space Telescope. What is it? Planetary nebulae like Kohoutek 4-55 ...

When a star comes to the end of its life and dies, it can be an epic and destructive event, throwing out an explosion of heat and light — but it can create stunning new forms as well. A gorgeous new ...