来自MSN1 年
A dark spot on the Sun: it's the size of 60 Earths. What does this mean?
On December 2, within 24 hours, a coronal hole, or dark spot, emerged on the surface of the sun. This formidable entity boasts a width equal to 60 Earth-sized planets. Coronal holes are a result ...
The Washington Post3 个月
No clock change? See how early or late you would be in the dark.
If we ditch standard time, as a 2022 Senate plan proposed, much of the country would spend winter mornings in the dark. The United ... Chart shows when the sun would rise and set in Detroit ...