"Astronaut in the Ocean" is a song by Australian rapper Masked Wolf. It was originally released in June 2019 before being re-released through Elektra Records on 6 January 2021. Following its re-release, the song achieved chart success in multiple countries, reaching the top 10 in Australia, Canada, Finland, Germany, Norway, Switzerland, the US and several other European countries, and top 40 in many other countries including Ireland, Norway and the UK.