Equinox (Styx album)

Equinox is the sixth studio album by the American rock band Styx, released in December 1975. It marked a significant turning point in the band's career, being their first release on A&M Records after leaving Wooden Nickel Records.

The album is considered a progressive rock album, featuring elements of hard rock and art rock. It showcases Styx's signature blend of complex instrumental arrangements and soaring vocals.

Equinox is notable for containing the hit single "Lorelei," which helped to propel the album to platinum status. Other well-known tracks include "Suite Madame Blue" and "Midnight Ride." The album's themes explore fantasy, mythology, and social commentary.

The lineup for Equinox consisted of Dennis DeYoung, James "JY" Young, Chuck Panozzo, John Panozzo, and Tommy Shaw. This album was Tommy Shaw's first with Styx, replacing original guitarist John Curulewski. Shaw's addition brought a new dynamic to the band's sound, contributing to their subsequent commercial success.

Equinox is generally considered to be a classic album in Styx's discography and a pivotal record in their transition towards mainstream popularity. Its success helped solidify their reputation as a leading progressive rock band of the 1970s.