A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

The mass of water vapour is at least 140 trillion times more than all of the water in the world's oceans combined. Because the quasar is so far away, its light has taken 12 billion years to reach ...

and we’ve even found a cloud of water floating in deep space. But detecting water on exoplanets has been a bit more difficult. That’s where telescopes like Hubble and James Webb come into play.

During a rare opportunity to interact with mainland Chinese astronauts in space through a live video lecture on Thursday, 15-year-old student Men Ruihan in Hong Kong asked whether water in space ...