Disclaimer: You should know going forward that this tutorial is for people who have at least an intermediate knowledge of After Effects and therefore it's not for beginners. We shall be creating tutorials targeted towards beginners soon as it's in high demand.

Now that we have that out of the way, let's proceed.

For this tutorial you would need After Effects from CS4 upwards and an installation of Red Giant's Trapcode Particular.

Get the full tutorial here http://www.pixelogy.net/build-your-own-futuristic-trapcode-planet-with-after-effects/

Waoh... Its very beautiful.
But how can someone like me with no knowledge of after effect be able achieve this piece if wants to. Thank you