Astronoid is a post-metal band from Lowell, Massachusetts, formed in 2012. Started by vocalist Brett Boland and bassist Daniel Schwartz, the current lineup includes Boland, Schwartz, guitarist Casey Aylward, and drummer Matt St. Jean. They have released two extended plays, November (2012) and Stargazer (2013), and four studio albums, Air (2016), the eponymous Astronoid (2019), Radiant Bloom (2022) and Stargod (2025).