On Earth, clouds and rain are made of water. But the James Webb Space Telescope has found that on a planet called WASP-107b, the rain and clouds are made of sand.

On Earth, clouds and rain are made of water. But the James Webb Space Telescope has found that on a planet called WASP-107b, the rain and clouds are made of sand.

Using data from NASA's James Webb Space Telescope, astronomers have detected clouds made up of silicate, or sand, in the atmosphere of a nearby exoplanet, or planet outside our solar system. WASP ...

Quartz sand, made up of silicon dioxide, is the most common sand found on beaches, except at tropical coasts where coral sand beaches, made up of calcium carbonate, are found.

Material coarser than sand is not soft to the touch – it doesn't make sturdy sandcastles. Silt and clay, which are finer than sand, make water murky and are commonly called mud. Sand's weight ...

On Mars, the past is written in stone—but the present is written in sand. Last week, Perseverance explored inactive ...