SpaceX Dragon to return this week carrying 2.5 tonnes of ISS science & supplies
Critical research it carries including tissue samples, biotech, biology & physical investigations


SpaceX Dragon, as pictured 30 meters from the International Space Station. Image Courtesy: NASA TV[/caption]NASA will receive time-sensitive samples and begin working with researchers to process and distribute them within 48 hours of splashdown.Dragon was launched on 29 June on a SpaceX Falcon 9 rocket from Cape Canaveral, Florida and arrived at the station on 2 July, for the company's 15th NASA-contracted commercial re-supply mission to the station.Expedition 54 Flight Engineer Serena Aunon, Chancellor of NASA, will monitor its departure as the spacecraft is released through ground-controlled commands.The ground controllers will use the space station's Canadarm2 robotic arm to detach Dragon from the Earth-facing side of the station's Harmony module and manoeuvre the vehicle into its release position.Dragon's thrusters will fire to move the spacecraft a safe distance from the station before SpaceX flight controllers in Hawthorne, California, command its de-orbit burn.

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