James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

However, the burgeoning popularity of artificial diamonds — also known as lab-grown or synthetic diamonds — has reshaped the narrative surrounding engagement rings and wedding bands.

A dwarf planet called 50000 Quaoar that orbits beyond Neptune appears to have a ring that shouldn't be there, at 7.4 times more distant than the planet's radius.

Big Number. 4,100. That’s how many kilometers Quaoar’s rings are from the dwarf planet’s core. That puts its rings at a distance of roughly 7.4 of the dwarf planet’s radii from its core ...

Planetary rings can be formed a few ways, but the researchers believe that any ring Earth may have had would have been caused by our planet basically turning its gravity on a nearby asteroid and ...