SDO/NASA via Getty Images

In a NASA image, the SDO satellite captured a ultra-high definition image of the transit of Venus across the face of the sun.

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A hobby astronomer pointed his telescope at the yellow disk of the rising sun as he observed the transit of Venus in Ziegenhain, Germany.

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A seagull was silhouetted in front of the sun where planet Venus (black spot up right) crossed at sunrise in Malmo, Sweden.

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Venus could be seen as a black spot in front of the sun in the early morning in Hamburg, Germany.

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A young boy used a pair of binoculars with special filters to observe the transit of Venus at the National Science Museum in Gwacheon, South Korea.

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Skywatchers looked through protective eyewear in a futile wait for a break in the clouds during overcast skies in Mumbai.

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A boy along with others wore special goggles to watch Venus crossing the sun's face in College Park, Md.

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The larger black dot, top right, is the planet Venus as it crossed the face of the sun as viewed from Budapest.

Kevin Frayer/Associated Press

A bird landed atop the Taj Mahal as Venus began to pass in front of the sun as visible from Agra, India.

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The Venus transit as seen from Los Angeles.

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From New Delhi, India.

Romeo Ranoc/REUTERS

Students used a welding mask and eclipse glasses to watch the Venus transit from Manila.

Erik De Castro/REUTERS

A Filipino student used negative film strip to watch in Silang, Philippines.

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A helicopter flew past in Tijuana, Mexico, as Venus made its transit.

Dmitry Lovetsky/Associated Press

From Losevo village, north of St.Petersburg, Russia.

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Spectators at Edgewater Park in Cleveland watched the transit.