The Best Guide To Music for sleep: the best ambient albums to help you relax
VA : Secret Lounge 2: The Finest in Chill Out and Ambient Music for Dummies

This album changes back and forth from the dance floor pureness of "Little Fluffy Clouds" to one of the the most recognizable ambient tracks ever, "A Substantial Ever Pulsating Brain That Rules From The Center Of The Ultraworld". At just under 2 hours in length, this was the first legendary ambient experience, and one that changed the landscape permanently.

Album Relax & Chillout (Slow and Deeply Relaxing Ambient Music), Chill Out Zone - Qobuz: download and streaming in high quality
Taking hours to tune every day, this attention to information pays in spades as the multi-layered waves of noise showed to be excitingly fresh, and far ahead of its time. Phaedra is among a couple of T.D. albums that stands alone in its place and time, collecting no moss and sounding every bit as exciting as it did over 40 years back.

3 HOURS Relax Ambient Music - Wonderful Lounge Chillout - Long Playlist - YouTube
This album was a substantial commercial and creative success in its day, and helped usher forth the proliferation of synthesizers in music all over. Some might argue upon Music For 18 Artists location in the pantheon of finest ambient albums, but its technique and delivery to the category can not go undetected.
Getting The Ambient Chill 001 - The Ambient Zone To Work
If ambient music has to do with extended periods of atmosphere and "environment", this album is perhaps the best of perpetuity in these departments. While the quietudes juxtapose the crescendos, Music For 18 Musicians radiates a visionary stroke of genius influencing all musical structures to come after it. Ok, I'm cheating a bit here by putting 2 albums in the 3 spot, but in this case it is absolutely deserving of it.
While 76:14 needs no intro with its certified timeless status and nods to Tangerine Dream, it's Pentamerous Transformation that possibly needs a re-evaluation. The album consists of five G.C. remixes from the Chapterhouse album "Blood Music", but you would not know that by listening to the albums. Solution Can Be Seen Here .C. takes the really basest of elements from an 11 track indie-rock album, and changes them into a five-track, 60 minute journey.