More than a decade ago, three astronomers discovered a minor planet orbiting the Sun beyond Neptune. Now they need your help in naming it. To avoid another Boaty McBoatface situation, the team—Meg Schwamb, Mike Brown,…

First came the breathtaking image, the first one to ever show a black hole, in a galaxy about 55 million light-years from Earth. Then came the giddy realization that the remarkable, years-in-the-making moment would not…