The Mechanics of Earth's Spin Earth rotates once in about 24 hours with respect to the Sun, but once every 23 hours, 56 ...

The 2022 winter solstice happens on Wednesday 21 December at 4:48 p.m. ET. It is the winter solstice in the northern hemisphere but the summer solstice in the southern. This is due to Earth's tilted ...

NASA detects first “magnetic switchback” near Earth: an energetic change in your space shield that reveals new solar risks.

Perseverance's main job is Martian weather forecasting, but its routine solar scans on November 25 unexpectedly detected the ...

Earth's axial tilt (23.5 degrees) relative to its orbital plane causes seasonal variations in sunlight intensity and duration across different latitudes, with the most dramatic changes observed at the ...

It is Wednesday, and we just completed our longest day of the year. Tuesday, June 21, was the summer solstice, the first official day of summer, the longest day of sunlight for the year in the ...

As just one of all the living creatures on Earth, you're along for the ride as our planet constantly moves in two major ways. This article was originally published at The Conversation. The publication ...

Four misconceptions about the sun's ascension. June 21, 2011— -- From Chalchuapa, El Salvador, to Stonehenge in England, people are honoring the summer solstice today as the sun ascends to the ...