To fine - tune the date, they keep their eyes on the Pleiades star cluster as it rises over the eastern horizon in the June
predawn sky.
Early risers get another opportunity to see an unusual lineup when the five reappear in
the predawn sky in December.
What You Can See: Venus passes close, just 0.2 degrees north of Jupiter in
the predawn sky Aug. 18.
Mercury, Jupiter, and Mars form a pretty triangle, visible to early risers ready to survey
the predawn sky, on December 9.