4th millennium: Difference between revisions
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The '''fourth millennium''' is the next millennium in the [[anno Domini]] or [[Common Era]] of the [[Gregorian calendar]]. It will begin on January 1, 3001, and end on December 31, 4000. |
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==Predicted/scheduled events== |
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===Astronomical events=== |
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* {{abbreviation|c.|circa (about)}}3000: Due to [[axial precession]], [[Gamma Cephei|γ Cephei]] will replace the previous target, [[Polaris]] (α Ursae Minoris), as Earth's northern [[pole star]] (the next [[naked eye]] North star will be [[Iota Cephei|ι Cephei]], c.[[6th millennium#Astronomical events|5200]]). |
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* December 18, 3089: First [[transit of Venus]] which is not part of a pair since [[Transit of Venus#Past and future transits|November 23, 1396]]. |
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* December 20, 3332: [[Transit of Venus]]. |
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* 3412: Expected return of [[Comet McNaught–Russell]]. |
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* 3711/12: Multi-[[triple conjunction]] between [[Jupiter]], [[Saturn]], [[Uranus]] and [[Neptune]]. |
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* The expected return of [[Comet Donati]]. |
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==References== |
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{{reflist}} |
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{{Millennia}} |
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[[Category:4th millennium| ]] |
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[[Category:Millennia]] |
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[[Category:Millennia in the future]] |
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[[Category:Future timelines|4000]] |
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Revision as of 04:51, 17 October 2020
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The fourth millennium is the next millennium in the anno Domini or Common Era of the Gregorian calendar. It will begin on January 1, 3001, and end on December 31, 4000.
Predicted/scheduled events
Astronomical events
- c.3000: Due to axial precession, γ Cephei will replace the previous target, Polaris (α Ursae Minoris), as Earth's northern pole star (the next naked eye North star will be ι Cephei, c.5200).
- December 18, 3089: First transit of Venus which is not part of a pair since November 23, 1396.
- December 20, 3332: Transit of Venus.
- 3412: Expected return of Comet McNaught–Russell.
- 3711/12: Multi-triple conjunction between Jupiter, Saturn, Uranus and Neptune.
- The expected return of Comet Donati.