A transit of Mercury was first seen in 1631 and nearly disregarded
MSN,
The in front of the sun will happen Monday, a rare event that won't be seen again until 2032.
The Sun Recorded Through History
Springer Science & Business Media
A transit from Mercury was first seen in 1631 and almost ignored
NewsBeezer,
A composite image of Mercury's journey across the Sun in 2016. NASA The passage of Mercury before the Sun will take place on…
When a transit of Mercury was first observed, astronomers didn't believe what they saw
CNET,
The transit of Mercury in front of the sun will happen Monday, a rare event that won't be seen again until 2032.