Updates on splashdown will come through NASA's space station blog and SpaceX's Twitter page.
The Dragon cargo ship will return nearly 5,000 pounds (2,267 kilograms) of science to Earth when it splashes down, including a "cytoskeleton" that uses cell signaling to understand how the human body changes in microgravity.The Dragon spacecraft blasted off on its cargo mission, called CRS-24, Dec!Dragon is often used to carry back biological samples that must be transferred to a scientific facility quickly; splashing down in the Atlantic Ocean will allow for rapid transfer of samples to NASA's Kennedy Space Center in coastal Florida, east of Orlando.
Members of the Expedition 66 crew have been packing up and organizing Dragon supplies for at least the last two weeks, according to NASA's space station blog, including swapping out science freezer components that will host the precious refrigerated science samples.Editor's note: This story was updated to reflect the 24-hour weather delay for SpaceX's Dragon CRS-24 spacecraft undocking at the International Space Station.Get breaking space news and the latest updates on rocket launches, skywatching events and more.