Out in the cosmic landscape, planetary nebulas would offer the perfect Halloween doors to knock on. They’re spooky tricksters in their names, as they have nothing to do with planets at all and are rather the gory scenes of stars dying. The term “planetary nebula” actually comes from an accident. Long ago, astronomers using early-iteration telescopes thought these objects looked …
Read More »James Webb Space Telescope spots the haunting Red Spider Nebula with 3-light-year-long legs
