tag:www.gov.uk,2005:/government/organisations/hm-nautical-almanac-officeHM Nautical Almanac Office - Activity on °Ç¸ç³Ô¹ÏHM Government2026-01-28T13:41:00Z/government/publications/crescent-moon-visibility-for-march-2026#2026-01-28T13:41:00Z2026-01-28T13:41:00ZGuidance: Crescent Moon Visibility for March 2026The visibility of the new crescent moon for March 2026./government/publications/crescent-moon-visibility-for-may-2026#2026-01-28T13:41:00Z2026-01-28T13:41:00ZGuidance: Crescent Moon Visibility for May 2026The visibility of the new crescent moon for May 2026./government/publications/crescent-moon-visibility-for-february-2026#2026-01-28T13:40:00Z2026-01-28T13:40:00ZGuidance: Crescent Moon Visibility for February 2026The visibility of the new crescent moon for February 2026./government/publications/daily-rise-set-and-twilight-times-for-february-2026#2026-01-28T10:00:00Z2026-01-28T10:00:00ZGuidance: Daily Rise, Set and Twilight Times for February 2026HM Nautical Almanac Office provides the daily rise, set and twilight times in February for the United Kingdom and Ireland./government/news/total-eclipse-of-the-moon-on-27-july-2018#2018-07-26T10:47:00Z2018-07-26T10:47:00ZTotal Eclipse of the Moon on 27 July 2018Part of the total phase of the lunar eclipse will be visible from the United Kingdom as the Moon rises/government/news/crescent-moon-visibility-for-ramadan-and-eid-al-fitr-2018#2018-04-05T15:06:01Z2018-04-05T15:06:01ZCrescent Moon Visibility for Ramadan and Eid al-Fitr 2018HMNAO provides information of the sighting of the new crescent moon for the start of Ramadan and the start of Eid al-Fitr/government/news/navpac-4-free-software-upgrade-for-users-of-navpac-34#2017-01-10T12:29:13Z2017-01-10T12:29:13ZNavPac 4: Free Software Upgrade for Users of NavPac 3.4NavPac 4 is the much anticipated software upgrade to HMNAO’s celestial navigation software package/government/news/new-royal-society-paper-on-earth-rotation#2016-12-15T11:32:00Z2016-12-15T11:32:00ZNew Royal Society Paper on Earth RotationA new paper by F.R. Stephenson, L.V. Morrison and C.Y. Hohenkerk, presents new determinations of Earth Rotation from 720 BC to AD 2015/government/news/crescent-moon-visibility-for-ramadan-and-eid-al-fitr-2016#2016-05-26T10:22:51Z2016-05-26T10:22:51ZCrescent Moon Visibility for Ramadan and Eid al-Fitr 2016HMNAO provides information of the sighting of the new crescent moon for the start of Ramadan and the start of Eid al-Fitr/government/news/a-transit-of-mercury-occurs-on-monday-9-may-2016#2016-05-06T11:21:16Z2016-05-06T11:21:16ZA Transit of Mercury occurs on Monday 9 May 2016A Transit of Mercury will occur on Monday 9 May 2016 visible from the British Isles/government/news/five-planets-in-rare-alignment-during-morning-nautical-twilight#2016-01-29T11:59:00Z2016-01-29T11:59:00ZFive planets in rare alignment during morning nautical twilightMercury, Venus, Mars, Jupiter and Saturn are in a rare planetary alignment during morning nautical twilight/government/news/total-eclipse-of-the-moon-on-28-september-2015#2015-09-23T11:42:00Z2015-09-23T11:42:00ZTotal Eclipse of the Moon on 28 September 2015A total lunar eclipse will be visible from the British Isles on the morning of 28 September 2015/government/news/crescent-moon-visibility-for-ramadan-and-eid-al-fitr-2015#2015-05-27T10:33:01Z2015-05-27T10:33:01ZCrescent Moon Visibility for Ramadan and Eid al-Fitr 2015HMNAO provides information of the sighting of the new crescent moon for the start of Ramadan and the start of Eid al-Fitr/government/news/total-eclipse-of-the-sun-on-20-march-2015#2015-03-13T13:03:00Z2015-03-13T13:03:00ZTotal Eclipse of the Sun on 20 March 2015A deep partial eclipse will be visible from the British Isles on the morning of 20 March 2015/government/news/visibility-of-the-new-crescent-moon-for-ramadan-and-eid-al-fitr#2014-07-11T11:31:00Z2014-07-11T11:31:00ZVisibility of the new crescent moon for Ramadan and Eid al-FitrHMNAO provides information of the sighting of the new crescent moon for the end of Ramadan and the start of Eid al-Fitr