A city-sized comet heading for Earth just erupted. It now has ‘horns’ | Tech News
The comet named 12P/Pons-Brooks (12P) is a cryovolcanic – or cold volcano – comet (Picture: Gianluca Masi/The Virtual Telescope Project) Astronomers have spotted a rare volcanic eruption on a comet, making it look like it had sprouted horns. The unusual phenomenon...