Eclipse live: Total eclipse begins at Mexican beach resort as millions of stargazers wait to be plunged into darkness
Any moment now, a total eclipse will become visible in the North American continent.
The moon's shadow will hit Mexico's Pacific coast at approximately 7pm (11am local time).
Sky News correspondents are in the US, where Texas will be the first state from which the eclipse should be visible.
You can watch along with Yalda Hakim as the eclipse passes over America on a Sky News special programme from 7pm to 10pm.
The first major population centre to see the cosmic spectacle will be Dallas at 7.40pm (1.40pm local time), before Evansville, Indiana, at 8.02pm (2.02pm), Erie, Pennsylvania at 8.16pm (3.16pm) and Niagara Falls in New York at 8.18pm (3.18pm).
The eclipse will then pass over eastern Canada before exiting the continent in Newfoundland at 12.16am (5.16pm).
Meanwhile, in the UK, people will be able to enjoy a partial eclipse - but not the full one.
The partial eclipse will start at 7.52pm (British Summer Time) and it will end by 8.51pm.
Stornoway in Scotland will see the greatest coverage, 33.7%, at 8.13pm, with an eclipse visible from 7.53pm to 8.23pm.
Belfast will be treated to 28.1% coverage at 8.10pm - the full window being between 7.55pm and 8.14pm.
In Glasgow, approximately 12% of the sun will be obscured at 8pm.
Liverpool will only see a maximum of 3.1% coverage at 7.57pm when the sun is right on the horizon. Residents have a small window to catch a glimpse: 7.55pm to 8pm.
Over in Ireland, the west coast town of Belmullet, County Mayo, could see 44% of the sun covered, according to UK Weather Updates on X.