Thick, swirling clouds cover Jupiter from pole to pole. They hold water like Earth’s clouds, but at far greater density. For ...

Startling findings in 2024 suggested that metallic nodules on the sea floor produce oxygen and might support life. Now ...

Astronomers found an iron bar in the Ring Nebula that doesn't match any known stellar phenomenon. Scientists can't explain ...

On Christmas Day 2021, alongside other astronomers, I watched the James Webb Space Telescope (JWST) launch from French Guiana and begin its month-long journey to its destination, 1.5 million ...

A long-standing idea in planetary science is that water-rich meteorites arriving late in Earth's history could have delivered a major share of Earth's water. A new study by Universities Space Research ...

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...

Comment: The breathless action on court was accompanied by constant pageantry, politics in the form of anti-Trump shouts...

Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.

New research suggests that the Earth's solid inner core is softer and more dynamic than previously thought, changing ideas.

A huge bar of iron has been discovered lurking inside the iconic Ring Nebula. The structure is enormous, spanning hundreds of ...

Four Artemis II astronauts plan to fly around the moon and back next month, traveling farther from Earth than any humans ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...