Perfect Trick or Treat conditions

It will be a pleasant and chilly evening for Halloween with temperatures falling as soon as the sun gets low in the sky.
Climate Compass on MSN

Why The Sky Changes Colors At Sunset - Explained By Physicists

The Secret Behind Light's Journey Through Space Visible light travels in electromagnetic waves, which we see as the colors of ...
Space on MSN

Mercury shines farthest from the sun in the evening sky on Oct. 29

Mercury currently appears as a bright "evening star" in the southwestern sky at sunset. Mercury will reach its greatest ...
The Evening Sun

Clear skies prevail in south-central Pa. as total lunar eclipse puts on astronomical show

The eclipse began around 11:57 p.m. on Thursday, March 13, and reached totality at 2:26 a.m. on Friday, March 14. The reddish hue of the moon, often called a "Blood Moon," was visible alongside stars ...