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Celestial Events

Meteor Showers Eclipses Comets Solar Eclipses Lunar Phases Planetary Alignments Visibility Supermoon Moon Phases Lunar Eclipses

March 20 Equinox Marks Spring in North, Autumn in South

Mexico deployed site-safety measures for equinox visitors, with astronomers stressing that day and night are only nearly equal.

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Spring Starts Today as Vernal Equinox Arrives at 10:46 a.m. ET

Crescent Moon Pairs With Venus on the Vernal Equinox

March 20 Equinox: Spring Begins in the North as Officials Publish Exact Times

Astronomers Publish Evidence of Planetary Collision Around Sun-Like Star

August 2, 2027 Total Solar Eclipse Will Be the Longest of the Century

Webb Observations Eliminate 2032 Lunar-Impact Risk From Asteroid 2024 YR4

March 3 Total Lunar Eclipse Turns Moon Red Across Wide Swath of the Globe

Total Lunar Eclipse Turns Moon Red Early Tuesday Across the Americas, Asia and the Pacific

Total Lunar Eclipse on March 3 Will Paint the Moon Red for About 58 Minutes

Total Lunar Eclipse on March 3 to Paint the Moon Red Across the Americas, Asia and the Pacific

Six-Planet Parade Lines Up Along the Ecliptic as Jupiter Shines Brightest

Six-Planet Parade Visible After Sunset on Feb. 28

Total Lunar Eclipse on March 3 Will Paint the Moon Red Across the Pacific and the Americas

Six-Planet Parade to Line Up in Saturday’s Twilight Sky

Rubin Observatory Goes Live With Real-Time Sky Alerts, Sending 800,000 in First Night

Total Lunar Eclipse on March 3 Will Paint a ‘Blood Moon’ Over Asia, the Pacific and the Americas

Mercury Retrograde Begins in Pisces, Running Through March 20

Total Lunar Eclipse on March 3: Where and When to See the Blood Moon

Six-Planet Parade Peaks Feb. 28 After Sunset: When, Where and How to Watch