Note: This post may or may not have been an april fools joke.

So, we wanted to mark the occasion of the end of march with a bang, and so we've been carefully preparing today's project for months!  This is an argon nano-laser, designed to gently warm the surface of Saturn's moon Mimas to make the HACMan logo appear whenever a photograph is taken with a composite infrared spectrometer, Just in time for the Cassini probe's arrival!