Eye of God nebula. (Image credit: NASA/ESA) Staring like the unblinking eye of God (or the eye of Sauron, depending on your literary taste) the Helix Nebula is an infamously spooky object that has ...

One of the most famous is called the Helix or Eye of God Nebula, officially NGC7293. It is about three light years across and 700 light years away.

Known as one of the most complex nebulae in the universe, NGC 6543 , also known as the Cat’s Eye Nebula, is slightly more than 3,000 light-years away from Earth.Astronomers are a bit closer to ...

The Cat’s Eye Nebula’s origins have evaded scientists since it was discovered around 300 years ago . Stay up to date with notifications from The Independent.