When astronomers first cataloged some of the closest orbiting rocky exoplanets, they wrote them off as bare, airless cinders, ...

An ancient rocky world so close to its star that its surface is largely molten should have been stripped bare of gas long ago ...

Webb’s latest observations reveal a hellish world cloaked in an unexpected atmosphere: TOI-561 b, an ultra-hot rocky planet racing around its star in under 11 hours. Despite being blasted by intense ...

Less visible and vocal than its American counterpart, the China National Space Administration (CNSA) is hard at work expanding the Asian country's presence on the Moon. Not only that, but the ...

In astronomy, there is a concept called "degeneracy." It has nothing to do with delinquent people, but instead is used to describe data that could be interpreted multiple ways. In some cases, that ...

Where is the magma surfacing at Mauna Loa coming from? The magma that comes out of Mauna Loa comes from a series of magma chambers found between about 1 and 25 miles (2 and 40 km) below the surface.

Learn why Yellowstone mysteriously does not produce sulfur dioxide, and what it means for volcanic unrest.

Artistic illustration of the internal structure of a lava planet in a cold state, showing a day‑side magma ocean overlain by a mineral atmosphere. The arrows indicate the direction of heat transport ...

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When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers ...

More liquid magma lurks beneath the Yellowstone supervolcano than scientists once thought. But don’t panic: That amount of magma, researchers say, is still nowhere near enough to portend an eruption ...

The extra magma doesn’t mean it’s more likely to erupt, scientists say. In fact, the better measurement helps them to understand its future. By Robin George Andrews Magma is the explosive lifeblood of ...