Sunspots are cooler areas on the sun's surface that appear darker compared to their surroundings. These solar blemishes are ...
Uranus and Neptune will also be on the scene, too dim to see with the naked eye. Look to the western horizon at sunset on Feb. 20 to witness an incredible sight, as three planets shine below the ...
In late winter, the zodiacal light is visible in the evening in the Northern Hemisphere (false dusk) and in the pre-dawn ...
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