"Do not taunt the Dynamite Mousey"

This is the Pleiades star cluster, also known as M45, or "The Seven Sisters". It is an Open Cluster in the constellation Taurus. It is comprised mainly of hot blue stars.

This is [RE69] 203714.7+421209.

This is a nebula around V* V1578 Cyg.

Clusters of stars around the Orion Nebula, the nebula itself is in the center in white. This photo also shows some of the Orion Molecular Cloud Complex. 

Wikipedia says:

"I'm in your town freaking out the people"
OMG, It's a rat hole!

My entry for FARK's "Photoshop this evil hedgehog" Photoshop Contest.

"im in ur pails breakin ur scalez"

For the FARK.com photoshop contest, "Photoshop this little green guy"