On 21 August, North America will be treated to a rare phenomenon – a solar eclipse. The last one happened in the US a century ago, and Nasa scientists are very excited.
First solar eclipse in North America for 99 years
On 21 August, North America will be treated to a rare phenomenon – a solar eclipse. The last one happened in the US a century ago, and Nasa scientists are very excited.
First solar eclipse in North America for 99 years