NASA finds captivating ocean world is making oxygen. Here's how much. - Mashable
- NASA finds captivating ocean world is making oxygen. Here's how much. Mashable
- Europa, Thought to Be Habitable, May Be Oxygen-Starved The New York Times
- Setback for hopes of life as Nasa says less oxygen on Jupiter moon than thought The Guardian
- Juno fly-by detects lower levels of oxygen on Europa than expected The Register
- NASA tracking oxygen production on one of Jupiter’s moons KTLA Los Angeles