The strange 7-year dimming of a distant star was caused when its oddball stellar companion eclipsed it. The event was serendipitously caught by astronomers and won’t occur again for centuries.
Watch a dust devil swirl across Mars in this video from NASA’s Perseverance rover
NASA’s Perseverance rover captured video of a dust devil moving along the western rim of Mars’ Jezero Crater on Aug. 30, 2023.