Next week the planet Mercury will cross the disc of the sun for the second time in a decade. In the video above NASA explains when it happens and what viewers in different parts of the world can expect.

Although the transit can’t be viewed with the naked eye, images of the entire transit will be available on the Mercury Transit website. To read more about Mercury’s transit, visit the NASA website by clicking here, or visit the Solar Dynamics Observatory website, here.

Source and video credit: NASA