Cygnus Spacecraft (image) NASA/Johnson Space Center Share Print E-Mail Caption The Cygnus spacecraft reenters the Earth's atmosphere, as observed by Expedition 40 crewmembers aboard the space station. RED-Data2, a soccer-ball sized companion to a spacecraft reentering the Earth's atmosphere, will be a test-bed for the testing and demonstration of high-heat materials. Credit NASA Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.