Figure 1 (image) American Physical Society Share Print E-Mail Caption Prediction of 3-km fragment of water ice 55 seconds after comet impact. Credit Crawford et al. 1994, Fig. 4, Copyright 1994, with permission of Springer Science + Business Media Usage Restrictions Use with appropriate credit. 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.