US total solar eclipse - 21 August 2017 (22 August NZT)

The sun's corona is visible as the moon passes in front of the sun at a ranch in Oregon's Ochoco National Forest. Photo: AFP

Cherri Haghighit views the start of the total solar eclipse at the Griffith Observatory in Los Angeles. Photo: AFP

US President Donald Trump and First Lady Melania Trump were able to see a partial solar eclipse from the balcony of the White House. Photo: AFP

The total solar eclipse is viewed from Charleston, South Carolina. Photo: AFP

A drone flies in front of the eclipse in Charleston. Photo: AFP

People pose for a selfie during the partial eclipse at the National Mall in Washington, DC. Photo: AFP

The National Mall was outside the zone of totality but a partial eclipse could still be seen. Photo: AFP

Eclipse enthusiast Rob Levitsky in Madras, Oregon. Photo: AFP

People view the eclipse from Beckman Lawn at Caltech in Pasadena. Photo: AFP

A viewer conducts a ceremony to mark the start of the total solar eclipse at the Griffith Observatory in Los Angeles. Photo: AFP

The moon's shadow can be seen covering a large portion of the northwestern US. Photo: NASA

The International Space Station is silhouetted against the sun during the eclipse (as seen from Ross Lake, Washington). Photo: NASA