According to the paper laying out the research behind the discovery, "TOI-1846b is a super-Earth-sized planet, with a radius ...

Scientists at the Australian National University have made a highly unusual discovery thousands of kilometers beneath the Earth's surface: a doughnut-shaped structure within our planet's liquid core.

The torus is the size of our entire solar system. The astronomers first caught this "stellar snacking event" on March 1, 2022, with the All-Sky Automated Survey for Supernovae ( ASAS-SN (Opens in ...

For geologists, this is fascinating stuff. The radius of the Earth is just shy of 4,000 miles and the deepest well anyone has ever dug is a little over 7.5 miles deep. The crust under the Earth ...

The Earth's outer core, a band of fluid metal roughly 1,400 miles thick, is composed of mostly iron and nickel. Scientists believe the volatile swirling of this ferrous liquid generates the planet ...

Scientists at the Australian National University have made a highly unusual discovery thousands of kilometers beneath the Earth's surface: a doughnut-shaped structure within our planet's liquid core.