Cosmos is an album by jazz saxophonist Lou Donaldson recorded for the Blue Note label featuring Donaldson with Ed Williams, Leon Spencer, Melvin Sparks, Jerry Jemmott, Idris Muhammad, and Ray Armando, with vocals by Mildred Brown, Rosalyn Brown, and Naomi Thomas, arranged by Jimmy Briggs.
The album was awarded 1 star in an Allmusic review.
- All compositions by Lou Donaldson except as indicated
- "The Caterpillar" - 6:50
- "Make It with You" (David Gates) - 4:57
- "If There's Hell Below (We're All Going To Go)" (Curtis Mayfield) - 9:03
- "Caracas" - 8:24
- "I'll Be There" (Berry Gordy, Bob West, Hal Davis, Willie Hutch) - 5:24
- "When You're Smiling" (Joe Goodwin, Larry Shay, Mark Fisher) - 5:18
- Recorded at Rudy Van Gelder Studio, Englewood Cliffs, NJ on July 16, 1971.