(Time-lapse) Astronomers, using red light to preserve night vision, view the night sky on the astronomy field at Cherry Springs State Park, in West Branch Township, Pennsylvania.

Name: (Time-lapse) Astronomers, using red light to preserve night vision, view the night sky on the astronomy field at Cherry Springs State Park, in West Branch Township, Pennsylvania.
Uploaded: 2018-06-12
Duration: 11 s
Channel: cholmesphoto
Description: (Time-lapse) Astronomers, using red light to preserve night vision, view the night sky on the astronomy field at Cherry Springs State Park, in West Branch Township, Pennsylvania.