Album has these songs
All songs from every album releases
Many songs are available for 30 seconds preview listening (by Spotify Audio Preview Clips)
#1
Cygnus X-1, Book II: Hemispheres: I. Prelude / II. Apollo: Bringer of Wisdom / III. Dionysus: Bringer of Love / IV. Armageddon: The Battle of Heart and Mind / V. Cygnus: Bringer of Balance / VI. The Sphere: A Kind of Dream
18:07
#2
Circumstances
03:42
#3
The Trees
04:46
#4
La Villa Strangiato
09:36
Album has 34 releases
Album releases in order of release date. Media format, release date, country, etc.

12" Vinyl
1978
United Kingdom

Cassete
1978
United States

12" Vinyl
Nov 1978
Canada

12" Vinyl
21 Apr 1981
Japan

12" Vinyl
1985
United States

CD
1986
United States

CD
1987
Canada

CD
1989
United States

CD
28 Nov 1991
Japan

CD
28 Nov 1991
Japan

CD
1997
Canada

CD
6 May 1997
United Kingdom

CD
6 May 1997
United States

SHM-CD
10 Jun 2009
Japan

Digital
2013
United States

CD
United States

CD
United States

Hybrid SACD (CD layer)
lib/muslib/medium_format_87
lib/muslib/medium_format_87
1 Oct 2013
United States

Digital
18 May 2015
United States

12" Vinyl
18 May 2015

12" Vinyl
19 May 2015
United States

Digital
2017
Canada

Unknown
2017
Chile

2 x Digital
2018
Canada

Digital
Japan

Digital

2 x Digital
2018
Canada

3 x 12" Vinyl
16 Nov 2018

2 x CD
lib/muslib/medium_format_20
3 x 12" Vinyl
lib/muslib/medium_format_20
3 x 12" Vinyl
16 Nov 2018
United States

2 x Digital
16 Nov 2018
United States

2 x Digital
16 Nov 2018

2 x Digital
16 Nov 2018
Japan

2 x CD
16 Nov 2018

2 x CD
16 Nov 2018
Canada