@PhilipPugh
Contrast the #VenusTransit with this #MercuryTransit. You will have to expand the image a bit, and you'll see a small dot in the lower left quadrant that is the silhouette of Mercury.
Both images were taken with a 50mm telescope.
RT @NASA@twitter.com
Happening Now: The planet Mercury passes directly in front of the Sun! ✨
This front-row seat view is from our @NASASun@twitter.com-observing satellite that keeps a constant eye on the Sun from its position in orbit around Earth. See more #MercuryTransit views: http://go.nasa.gov/mercurytransit