Events & Holidays

The point in Earth's orbit when it is farthest from the Sun, occurring around July 4 each year.

The moment when day and night are nearly equal in length, marking the start of autumn around September 22.

The next blood moon, a total lunar eclipse where the Moon appears reddish due to Earth's atmosphere.

The next expected naked-eye comet visibility event.

Annual meteor shower peaking around May 6, produced by debris from Halley's Comet.

Meteorological start of autumn on September 1, marking the transition from summer to cooler months.

Meteorological start of spring on March 1, marking the transition from winter to warmer months.

Meteorological start of summer on June 1, marking the beginning of the warmest season.

Meteorological start of winter on December 1, marking the beginning of the coldest season.

The next full moon, when the Moon is fully illuminated as seen from Earth.

The strongest annual meteor shower, peaking around December 13-14 with up to 150 meteors per hour.

February 29, an extra day added every four years to keep the calendar aligned with Earth's orbit.

Annual meteor shower peaking around November 17-18, known for producing occasional meteor storms.

The next lunar eclipse, when Earth passes between the Sun and Moon, casting a shadow on the Moon.

Annual meteor shower peaking around October 21-22, produced by debris from Halley's Comet.

The point in Earth's orbit when it is closest to the Sun, occurring around January 3 each year.

One of the best annual meteor showers, peaking around August 12-13 with up to 100 meteors per hour.

Annual meteor shower peaking around January 3-4, one of the strongest showers of the year.

The next solar eclipse, when the Moon passes between Earth and the Sun, blocking sunlight.

The moment when day and night are nearly equal in length, marking the start of spring around March 20.

The longest day of the year in the Northern Hemisphere, typically occurring around June 20-21.

The next supermoon, when a full moon coincides with the Moon's closest approach to Earth.

The shortest day of the year in the Northern Hemisphere, typically occurring around December 21-22.