Comet C/2025 R3 is already drawing attention—and offers a rare chance to understand what separates an ordinary comet from a ...
The European Space Agency’s JUICE spacecraft, en route to explore Jupiter’s icy moons, made an unexpected scientific breakthrough by studying the comet 3I/ATLAS. This rare comet, which journeyed from ...
In an incredibly lucky cosmic accident, NASA’s Hubble Space Telescope captured a comet breaking apart in real time—something astronomers have long tried and failed to observe. The comet, C/2025 K1 ...