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See the Moon Hide Regulus, the Stellar Heart of the Lion

Sky & Telescope·Bob King·about 1 month ago
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Watch Regulus disappear and reappear before your eyes during its last North American occultation in the current cycle. Blue-hued Regulus reappears at the Moon's dark limb as it exits occultation on February 2, 2026. The star's image is split due to mediocre seeing at the time. On April 25th the Moon will occult the star again. Regulus is a blue-white, rapidly rotating subgiant star about 78 light-years away. Bob King Only four 1st-magnitude stars lie along the Moon's weaving path: Regulus, Spica, Antares, and Aldebaran. Each has its own occultation season, when the Moon briefly occults the star at successive lunations for up to several years. Many of these coverups occur at off times, when the Moon lies below the horizon from a particular observing location. Clouds are also a factor. But if you're patient, your time will come to experience the thrill of watching a bright star vanish behind the lunar limb. This map displays where the Regulus occultation will be visible.…

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