Far smaller and closer to the Sun than it should be, Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission arriving in 2026 might ...

Home to magnetic tornadoes and 800-degree temperatures, Mercury is visible at dusk through mid-month. The Full Pink Moon also joins the scene on April 5. Mercury shows phases like the moon because it ...

Add Yahoo as a preferred source to see more of our stories on Google. Three views of Mercury taken by the European BepiColombo mission during its flyby of the planet in June 2023. Europe's ...