Planetary geology

Space Astronomers find four Barnard’s Star planets to be small, uninhabitable, with years lasting only days

The planets orbiting Barnard’s Star may be dry, airless worlds with magnesium-rich interiors that have long since lost most of their internal heat.

Space Jupiter’s volcanic moon, Io, hides intense heat beneath its porous crust Joshua Shavit

AI AI can quickly spot and catalog lunar craters, but accuracy remains a major problem Shy Cohen

Space Mercury has a 10-mile-thick layer of diamonds under its surface Joseph Shavit