WISPIT 2b is a massive gas giant about five times the mass of Jupiter and approximately 5 million years old, almost 1,000 ...

Mercury is tiny, barely bigger than the Moon. Its metallic core makes up 70% of the planet’s mass, vastly exceeding Earth’s ...

Perseverance rover data shows Jezero Crater once held a calm lake, leaving behind mudstones rich in organic-linked minerals.

Scientists have gotten a never-before-seen look at an area around a large exoplanet 625 light-years away where moons like the ...

Chemical fossils from 635-million-year-old rocks suggest sponges were among Earth’s first animals, reshaping the story of early life.

You probably learned in high school chemistry class that core electrons don't participate in chemical bonding.

Scientists discovered molecular fossils that reveal sponges were among Earth’s earliest animals.

The striking thing about this is that repeating the procedure on the star turned up no evidence of carbon-based chemicals, ...

The Habitable Worlds Observatory is poised to tell us whether Earthlike planets are common—if it can get off the ground ...

New research from the U of A found strong evidence in Mars' geology of a former ocean in the planet's northern hemisphere.