The Cargo Dragon will launch without SuperDraco abort engines, without seats, cockpit controls and the life support system required to sustain astronauts in space.

[6] The new Cargo Dragon capsules under the NASA CRS Phase 2 contract will land east of Florida in the Atlantic Ocean.

[4][6] NASA contracted for the CRS-27 mission from SpaceX and therefore determines the primary payload, date of launch, and orbital parameters for the Cargo Dragon.

[7] A technology demonstration mission which consists of the following payloads:[8] [9] Various experiments were transported to the orbiting laboratory, and provided valuable insight for researchers.

In addition to what's below, all three satellites have a primary goal of gathering magnetic field data of the ionosphere to study small scale field-aligned currents.