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HaloSat

This HaloSat illustration shows the space telescope in shades of blue. The body of the spacecraft is a rectangle with three circles along the long, narrow side. One solar panel extends from the spacecraft body.
December 20, 2022

An illustration of the HaloSat spacecraft. The colors depicted in this illustration are for artistic purposes only.

HaloSat was a CubeSat that studied the mass and shape of the Milky Way's halo, a region around our galaxy filled with hot gas. The mission was led by students and researchers at the University of Iowa with NASA participation.

Launched: May 21, 2018
Decommissioned: September 29, 2020