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Alien oceans could be detected by telescopes

September 10, 2010
"The goal is to find something Earth-like in almost every sense of the world so we can even prove it has liquid oceans on its surface."
- Tyler Robinson at the University of Washington

The next generation of telescopes could reveal the presence of oceans on planets outside our Solar System.

Detecting water on Earth-like planets offers the tantalising prospect they could sustain life.

Scientists hope the reflection of light, or "glint", from mirror-like ocean surfaces could be picked up by a US space telescope set for launch in 2014.

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