Why does Pluto's moon Charon look red on top? A new study from researchers at Purdue University suggests that cryovolcanic eruptions created Charon's red cap.
Today's Launches: The FAA has grounded crewed flights aboard Blue Origin's New Shepard until it can complete an investigation of a mishap on September 12, 2022.
Scientists have confirmed the existence of space diamonds known as lonsdaleite, and they said they were created when a dwarf planet and asteroid collided.