Science ❯ Earth Sciences

Astronomy

Lunar Studies Solar Phenomena Seasons Lunar Phenomena Seasonal Changes Celestial Events Equinox Eclipses Solar Eclipses Solar Position

Utqiagvik Enters 84 Days of Daylight as Midnight Sun Begins

Earth’s 23.5-degree tilt keeps the sun above the horizon at this latitude each summer.

Snow Moon Peaks Sunday at 5:09 p.m. EST, With Rare Regulus Occultation to Follow

Winter Solstice Arrives Dec. 21 at 10:03 a.m. ET, Marking the Northern Hemisphere’s Shortest Day

Winter Solstice Arrives Sunday at 3:03 p.m. GMT, Marking Year’s Shortest Day

Winter Solstice Arrives Dec. 21 as Sunsets Begin to Shift Later

Winter Solstice Falls Dec. 21, 2025 as Mexico Faces Polar Cold Front

Otoño Astronómico Inicia En México A Las 12:19 Con El Equinoccio De Septiembre

Rare Total Lunar Eclipse and Upcoming Partial Solar Eclipse Captivate Skywatchers

Snow Moon Illuminates Global Skies and Marks Key Cultural Events

Final Manhattanhenge of 2024 to Illuminate NYC This Weekend

Celebrating the Summer Solstice: Traditions and Scientific Marvels

Northern Lights Expected to Dazzle Again Soon

Sunny Hostin Blamed for Unscientific Eclipse and Climate Change Claims

Spring Equinox 2024 Ushers in New Season Globally