water

How did the Earth get its water? The answer might be found on Mercury

I don't know if you've noticed by now, but the Earth is a little bit wet. How Earth got all…

2 years ago

Organic Matter Could Have Delivered Earth’s Water

The origin of Earth's water is a big piece of the puzzle in Earth's history. Did it come from comets…

2 years ago

The Moon Might Be More Metal-Rich Than We Thought

A new study shows that the Moon is more metal-rich than previously thought. That has some far-reaching implications for our…

2 years ago

Deep Down in Ocean Worlds, it’s Difficult to Tell Where the Oceans End and the Rock Begins

We all know what water is. And what rock is. The difference is crystal clear. Well, here on Earth it…

2 years ago

The Bare Minimum Number of Martian Settlers? 110

So you want to colonize Mars, huh? Well Mars is a long ways away, and in order for a colony…

2 years ago

Space Dust Delivered Water to Vesta, Could it Have Done the Same for Earth?

One of the most enduring questions about Earth regards the origins of its water. Where did it come from? One…

2 years ago

3 Billion Years Ago, the World Might Have Been a Waterworld, With No Continents At All

Evidence from an ancient section of the Earth's crust suggest that Earth was once a water-world, some three billion years…

2 years ago

Water Vapor Was Just Found on Europa, More Evidence There’s Liquid Water Beneath All that Ice

What's been long-suspected has now been confirmed: Jupiter's moon Europa has water. As we've learned more about the outer Solar…

3 years ago

Water Discovered in the Atmosphere of an Exoplanet in the Habitable zone. It Might Be Rain

Astronomers using the Hubble space telescope have discovered water in the atmosphere of an exoplanet in its star's habitable zone.…

3 years ago

Hayabusa1’s Samples of Itokawa Turned up Water That’s Very Similar to Earth’s Oceans

A recent study of samples from the asteroid Itokawa has revealed that "dry" asteroids may have delivered up to half…

3 years ago