Sadly, the batteries only last for a couple of days, so those long six-month exposures aren’t possible yet. But [volzo] has made all the sources available, so feel free to build on his work.

Many astrophotos feature exposures ... the nearest star, Proxima Centauri, only appears to move 0.77″ over the course of a ...

The Raspberry Pi is an incredibly popular, cheap, and low power computer that also has a nifty camera add-on that is completely programmable. This opens up a log of possibilities for long-exposure ...

Star trackers are designed to rotate with the Earth — or in Pettit’s case, the ISS — to prevent distortion when taking pictures of the night sky. One of Pettit’s photos, which you can see ...