Researchers discover distant planet has clouds made of sand Published November 16, 2023 at 7:45 AM EST Facebook Twitter LinkedIn Email Listen • 2:29 Researchers have discovered that a distant planet has clouds made of sand instead of water. NPR’s Nell Greenfieldboyce reports. This article was originally published on WBUR.org. Copyright 2023 NPR. To see more, visit https://www.npr.org.