shipambience.ogg from /tg/station (commit https://github.com/tgstation/tgstation/blob/66a625e6df15eaa97e599248a2281c74238ce26e/sound/ambience/shipambience.ogg), which took it from CEV Eris (commit https://github.com/discordia-space/CEV-Eris/blob/e4e40d38424afe88c8a81cf0e3857d8af4ef077f/sound/ambience/shipambience.ogg). Licensed under CC-BY-SA.
