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Posts by
Editors of EarthSky
Earliest sunrises come before the summer solstice
If you live in the Northern Hemisphere, your earliest sunrises of the year are happening around now. Earliest sunsets are in the Southern Hemisphere.
June 11, 2026
Celebrate World Oceans Day today, June 8, 2026
World Oceans Day is a day to honor our connection to Earth’s oceans and to learn what we can do to protect ocean habitats. Celebrate World Oceans Day on June 8.
June 7, 2026
Arietids – most active daytime meteor shower – around June 10
The Arietids - the most active daytime meteor shower - peak on the mornings around June 10. Watch for them before dawn while blocking out the light of the moon.
June 5, 2026
June birthstone: Pearl, moonstone or alexandrite
June babies ... it is time to choose your June birthstone: pearl, moonstone or alexandrite. All of them are lovely choices.
June 2, 2026
Blue Moon – and smallest full moon of 2026 – on May 30-31
There's a full Blue Moon overnight on May 30-31, 2026. A Blue Moon is the 2nd of 2 full moons in a calendar month or the 3rd of 4 full moons in a single season.
May 25, 2026
Meet Crux, the constellation of the Southern Cross
Crux, the constellation of the Southern Cross, is a hallmark of southern skies and contains the open cluster known as the Jewel Box.
May 24, 2026
2026 name list for Atlantic hurricanes: Is yours among them?
The forecasts for Atlantic hurricanes and tropical storms are out. And the hurricane names for 2026 are ready. What'll happen next?
May 21, 2026
Synchronous fireflies light up these national parks
The synchronous fireflies are back! These lightning bugs flash in harmony in the Great Smoky Mountains and other nearby parks from mid-May to mid-June.
May 20, 2026
Constellations and signs: What’s the difference?
What is the difference between the signs of the zodiac and the constellations of the zodiac? Astronomer Guy Ottewell illustrates and discusses this difference.
May 20, 2026
Apex of the sun: Look to Vega in May
Apex of the sun shows the direction our solar system moves through space, toward the bright star Vega in the May night sky.
May 15, 2026
