According to the patent, habitable modules would rotate around a central axis to simulate gravity for crew by producing an outward-pushing centrifugal force.

Kuiper Belt clues, competing ideas, and how Rubin Observatory could finally reveal the hidden world soon by 2026.

Capturing the first image of a supermassive black hole using the Event Horizon Telescope (EHT). This image of the black hole at the center of the nearby galaxy M87 reveals how gravitation affects the ...

For decades, Uranus and Neptune have carried the tidy label of “ice giants,” shorthand for worlds built mostly from frozen ...

Recent research suggests that Uranus and Neptune, long classified as “ice giants,” might instead be rock giants.

New models suggest Uranus and Neptune may hold far more rock than expected, raising questions about how these distant planets formed.

For decades, school posters and science museum displays have grouped Uranus and Neptune together as “ice giants,” a tidy ...

Fresh simulations show there is a chance Uranus and Neptune might actually be rock-rich worlds wrapped in thinner icy layers.

The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

Fantasizing about interplanetary exploration is a fun mental exercise, but the harsh realities of life (or lack thereof) in our Solar System is for good reason.

Some of the hottest known planets look far too scorched to hold water. Yet their atmospheres keep flashing unmistakable chemical hints that water is present – and sometimes abundant. A new study ...

For close to a century, scientists have been trying to marry Albert Einstein’s General Theory of Relativity and quantum theory—our two best bets on understanding the universe on a macroscopic and ...