Solar helium mine

The solar helium mine is used to extract from the sun. It uses a force-field to keep open a mine shaft into the sun, where helium is collected and stored in balloons. Inside the mine is a "doom chamber" where the miners hid in 3013, after Zapp Brannigan accidentally lowered the force-field, until the rescued them.

Production
The solar helium mine was first seen in a promotional picture released by, in 2013.