Sun Sunrise & Sunset Times Day and Night World Map Where is the Sun directly overhead right now? Twilight, Dawn, and Dusk What are the three stages of twilight? Perihelion and Aphelion When is Earth nearest and farthest from the Sun? Read more about the Sun List of all related articles Moon Moonrise & Moonset Times Moon Phases in Your City Moon Light World Map Where is the Moon visible right now? Moon Phases Visualized What are the positions of Earth and the Moon right now? Read more about the Moon List of all related articles Solar & Lunar Eclipses Eclipse Lookup Sep 7–8, 2025: Total lunar eclipse Sep 21/22, 2025: Partial solar eclipse All Eclipses and Planet Transits Worldwide Eclipses and transits from 1900 to 2199. Upcoming Live Streams Watch LIVE coverage of our solar and lunar eclipses. Read more about eclipses List of all related articles Earth & Space Library From Apogee to Zodiacal light, browse our astronomy articles. Astronomy News Keep up with events in the sky and space. Astro Events 2025 Notable dates for skywatchers and stargazers. Equinoxes & Solstices Astronomical Season Calculator Spring Equinox The start of spring—also called the vernal equinox. Summer Solstice The start of summer, and the longest day of the year. Fall Equinox The start of fall/autumn—also called the autumnal equinox. Winter Solstice The start of winter, and the shortest day of the year. Read more about the seasons List of all related articles Meteors, Comets & Asteroids Quadrantids (January) Lyrids (April) Eta Aquarids (May) Perseids (August) Draconids (October) Orionids (October) Leonids (November) Geminids (December) Ursids (December) Meteor Showers Calendars, animations, and tips for catching shooting stars. Comets What is a comet? Asteroids What is an asteroid? Read more about meteors List of all related articles Night Sky & Planets Night Sky Lookup The Sky Tonight Find and track the Sun, Moon, planets, and stars. Planet Distance & Brightness Which planet is closest to Earth right now? Planet Sizes & Order Which are the biggest and smallest planets? Astronomical Glossary Know your albedo from your antumbra. Read more about the planets List of all related articles Our Solar System The Sun Our Home Star Mercury The Iron Planet Venus Our Twin Planet Earth Our Living Planet The Moon Our Satellite Mars The Red Planet Jupiter The Massive Planet Saturn The Ringed Planet Uranus The Sideways Planet Neptune The Farthest Planet
