Asteroid 2024 YR4, once thought to threaten Earth, may instead target the moon, prompting scientists to rethink planetary defense strategies. A potential impact could create a spectacular meteor shower and pose risks to lunar missions.
An interstellar comet, dubbed A11pl3Z, is hurtling toward the inner solar system, first detected by NASA's ATLAS system. While it poses no threat to Earth, its approach offers a rare opportunity for astronomical study.