The "Star Trails" photo pool on Flickr is literally dizzying. People set up long-exposure shots or stacked photos on cloudless nights, and the result shows just how small we are against the hurtling stars. Here are a few humbling photos.

If You Could See How Fast We're Really Spinning...

Star Trails: March 18 by Stephen Little on Flickr. "One hundred and six (106) stacked images, each 30 seconds at ISO 400 and f/2.8 at 17mm. Taken between 10:11 and 11:08 PM on March 18, 2010." Way more at the link.

If You Could See How Fast We're Really Spinning...

Planes n Condensation by ✮мιcнεllε✮ on Flickr. Way more at the link.

If You Could See How Fast We're Really Spinning...

3-21-10 by ✮мιcнεllε✮ on Flickr. "175 stacked photos
30 sec exposure
F/3.5
1600 ISO
10mm "

If You Could See How Fast We're Really Spinning...

Cancana by Hernan.Stocke. More at the link.

If You Could See How Fast We're Really Spinning...

Cancana by Hernan.Stocke. More at the link.

If You Could See How Fast We're Really Spinning...

Startrails and the Moon by MLWats. Way more at the link.

If You Could See How Fast We're Really Spinning...

World In A Spin by MLWats. "Follow the Sign." Way more amazing pics at the link.

If You Could See How Fast We're Really Spinning...

Spin me right round by J.P. Robertson, Photographer. Some incredible pics on his/her Flickr page.

If You Could See How Fast We're Really Spinning...

Star Trails by Silverstream Images. Some breathtaking pics at the Flickr page.