Cooper and Hammond first worked together in the band, A Primary Industry, during the mid-1980s. The duo's second long player,
Every Man and Woman Is a Star (initially released in 1991 by Brainiak Records and reissued as an expanded version by
Rough Trade in 1992), Live appearances during this period included a US tour in 1992 with
Meat Beat Manifesto and
Orbital and US and European tours in 1993 supporting
Björk. The group's collaborative work has included a songwriting and recording partnership with
Robert Wyatt, recordings with
Kevin Ayers and
David McAlmont, plus numerous live and studio sessions with members of the London jazz scene, including
Lol Coxhill,
Elton Dean,
Dave Green, Roger Beaujolais, Greg Heath and
Jimmy Hastings.
Every Man and Woman Is a Star was followed by the albums
United Kingdoms (1993), which features an extensive collaboration with
Robert Wyatt,
Bel Air (1995) and ''A User's Guide
(1998). After a long sabbatical, the group released their sixth album, This Time Last Year
in 2013. Every Man and Woman Is a Star'' was reissued by
Rough Trade in 2014 as a triple vinyl set, including a previously unreleased 1992
John Peel BBC Radio 1 session. Ultramarine simultaneously released a double-album
Signals into Space and a mini-album
Meditations on
Les Disques du Crépuscule in 2019.
Signals into Space includes songs written in collaboration with
Anna Domino and contributions from saxophonist
Iain Ballamy. The group appears on
Woo's album
Arcturian Corridor (2020), remixing the track
Arc II. ==Musicians==