The crew is completing a 197-day mission.
Dmitry Rogozin, the head of Roscosmos Federal Space Agency, said the SpaceX founder had deliberately undercut rocket launch prices "to squeeze Russia out of this market."
The matter will be cooled to just above absolute zero, or minus 459.67 degrees Fahrenheit.
Astronauts Drew Feustel and Rocky Arnold will spend more than six hours outside of the ISS Wednesday.
Astronauts on the International Space Station do not even have sinks because of the way water behaves in microgravity.
The company hopes it will be able to accommodate space-tourists by 2022.
Sperm was among the hundreds of things SpaceX sent to the International Space Station.
The space agency offered no explanation for why she was replaced.
Three more astronauts have arrived at the International Space Station.
The recently patented technology could one day save an astronaut from becoming lost in space.
"Whatever this object is, I think there's a good chance it may not be a meteor at all."
A total of 7,400 pounds of cargo was sent to the six astronauts on board.