Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

The Senate confirmed Doug Burgum as interior secretary late Thursday after President Donald Trump tapped the North Dakota ...

The building blocks of life could have been delivered to solar system dwarf planet Ceres by one or more space rocks from the ...

Astronomers have made a groundbreaking discovery in the WASP-132 system, finding two new planets that defy previous ...

Certain extreme planets are called ultra-short period objects if they're very close to their stars and orbit them in mere hours, like K2-22b.