magma ocean planets

NASA’s Juno Probe Makes Another Close Flyby of Io

The Juno spacecraft has revealed some fascinating things about Jupiter since it began exploring the system on July 4th, 2016.…

4 months ago

Another Explanation for K2-18b? A Gas-Rich Mini-Neptune with No Habitable Surface

Exoplanet K2-18b is garnering a lot of attention. James Webb Space Telescope spectroscopy shows it has carbon and methane in…

4 months ago

Is K2-18b Covered in Oceans of Water or Oceans of Lava?

In the search for potentially life-supporting exoplanets, liquid water is the key indicator. Life on Earth requires liquid water, and…

4 months ago

How Do Lava Worlds Become Earth-Like, Living Planets?

Earth was once entirely molten. Planetary scientists call this phase in a planet's evolution a magma ocean, and Earth may…

8 months ago

It Should Be Easiest to Search for Young Earth-like Planets When They’re Completely Covered in Magma

How did Earth evolve from an ocean of magma to the vibrant, life-supporting, blue jewel it is now? In its…

4 years ago