Researchers now appreciate that gas planets are more complex than first thought. New findings have implications for our ...

Our terrestrial planets—Mercury, Venus, Earth and Mars—formed as smaller rocky objects accumulated, or accreted, into larger planetesimals and eventually protoplanets, when late impacts made ...

SAN ANTONIO — June 18, 2025 — Southwest Research Institute collaborated with Yale University to summarize the scientific community’s notable progress advancing the understanding of the ...

Rocks from the Hadean Eon, the first period in the geological timescale, have been dated in Québec. These are some of the ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

How the pioneering scientist, and namesake of an enormous new telescope, forced astronomers to rethink the universe.

Astronomer Vera Rubin, now honored on a U.S. quarter, transformed our understanding of the universe by uncovering powerful ...

Inner planets are the four planets closest to the Sun: Mercury, Venus, Earth and Mars. They are collectively characterized by a solid surface and small size relative to the outer gas giants.

Roughly 35 million years ago, a massive asteroid slammed into the Atlantic Ocean near what’s now the East Coast. The impact ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

Forget earthly demolitions and terrestrial heists; Teardown is breaking free of the atmosphere with the launch of The Greenwash Gambit.