South Pacific Ocean from Space (IMAGE) Arizona State University Caption Planet Earth -- or Planet Water? ASU geoscientists have found that our home contains within itself six or seven global oceans worth of hydrogen, in addition to the ocean seen here in a photo of the Pacific taken from the International Space Station. Credit NASA Usage Restrictions None License Licensed content 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.