May 2091 Tähtitieteeelliset tapahtumat
Havaitsijan sijainti：Beijing (39.904°, 116.407°)
Kuukausittaisten taivaan tapahtumien yleiskatsaus
21 taivaan tapahtumia yhteensä, mukaan lukien 4 kuun vaiheet ja 1 planeettatapahtumat.
Päivittäiset taivaan tapahtumat
Kaikki ajat ovat paikallista aikaa (Asia/Shanghai)
| Päivämäärä | Auringonnousu/-lasku | Kuun nousu/lasku | Kuun vaihe | Tähtitieteeelliset tapahtumat |
|---|
Planetary outlook
May 2091 mid-month observing conditions
Mercury
Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn
Venus
Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn
Mars
Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition
Jupiter
Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing
Saturn
Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly
Uranus
Observation tip: A telescope is required; Binoculars or a telescope are recommended
Neptune
Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green
Moon
Observation tip: Moon illumination 11.2%; good for observing lunar surface detail
2091 sky events by month
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