Lateral sleep systems for aircraft

A lateral sleep system for use with an aircraft, the lateral sleep system comprising:

• a divider configured to be located between a first seat and a second seat of the aircraft, the divider including a first panel oriented toward the first seat and a second panel oriented toward the second seat, the first panel defining a first support ledge, the second panel defining a second support ledge;
• a first lateral sleep apparatus positioned on a first side of the divider adjacent the first seat, the first lateral sleep apparatus including a first headrest and a first cradle, the first cradle configured to support the first headrest, the first cradle including a first panel mounting interface configured to couple the first headrest to the first support ledge;
• and
• a second lateral sleep apparatus positioned on a second side of the divider opposite the first side and adjacent the second seat, the second lateral sleep apparatus including a second headrest and a second cradle, the second cradle configured to support the second headrest, the second cradle including a second panel mounting interface configured to couple the second headrest to the second support ledge;
• wherein the first panel mounting interface includes a first track coupled to the first support ledge and a first slider coupled to the first cradle, the first track configured to slidably receive the first slider between a first end of the first track and a second end of the first track opposite the first end of the first track.