What is the summer solstice? An astronomer explains
- Written by Stephen Schneider, Professor of Astronomy, University of Massachusetts Amherst
Takmeng Wong and the CERES Science Team at NASA Langley Research Center, CC BY
The summer solstice marks the official start of summer. It brings the longest day and shortest night of the year for the 88 percent of Earth’s people who live in the Northern Hemisphere. People around the...
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