The astronaut who went to jail was James Donald Halsell Jr.
James Donald Halsell Jr, was sentenced to jail after he plead guilty to 2 counts of manslaughter and 2 counts of assault that were related to a 2016 car accident.
This makes James Donald Halsell Jr, the second American astronaut to serve time in jail, following Lisa Nowak.
Astronaut Lisa Nowak was arrested in 2007 and was charged with attempted kidnapping and other related charges that followed an incident with a romantic rival.
Lisa Nowak later accepted a plea deal and plead guilty to reduced charges.
James Donald Halsell Jr. is a retired United States Air Force officer, a former NASA astronaut.
The veteran of five Space Shuttle missions plead guilty in 2021 to two counts of manslaughter and two counts of assault as a result of a motor vehicle accident in 2016.
James Halsell was released from North Alabama prison after serving time for his manslaughter and DUI charge.