Nasa is set to announce what it describes as an "exciting new discovery" about the moon.
The US governmental agency will livestream the announcement on Monday EDT/Tuesday New Zealand time.
Audio of the announcement will be livestreamed in the channel below, at 12pm EDT of Monday, October 26, which will be 5am on Tuesday in New Zealand.
In a media release, Nasa does not reveal many details but says the new discovery contributes to the agency's efforts to learn about the Moon "in support of deep space exploration".