Astronomy Calendar

• 2
  Lunar occultation of Regulus  Remind MeThe Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from countries and territories including Russia, China, Mongolia and Japan amongst others.
• 3
  Total lunar eclipse  Remind MeThere will be an eclipse of the Moon, visible from the Americas, Russia, Asia, Antarctica, Oceania and Alaska.
  Full Moon  Remind MeThe Moon reaches full phase and is visible for much of the night.
  The Theta Carinae cluster is well placed  Remind MeThe Theta Carinae open star cluster (IC 2602, also known as the Southern Pleiades; mag 1.9) culminates at around midnight local time.
• 5
  The Moon at aphelion  Remind MeThe Moon passes its furthest point from the Sun, a monthly occurrence around the time of full moon.
• 6
  Conjunction of Ceres and Eris  Remind MeCeres and Eris share the same right ascension, at a separation of 5°10'.
  Mercury at inferior solar conjunction  Remind MeMercury passes around the near side of the Sun.
  Conjunction of Venus and Neptune  Remind MeVenus and Neptune share the same right ascension, at a separation of 4'26".
• 8
  Conjunction of Venus and Saturn  Remind MeVenus and Saturn share the same right ascension, at a separation of 1°00'.
• 10
  The Wishing Well cluster is well placed  Remind MeThe Wishing Well open star cluster (NGC 3532; mag 3.0) in Carina culminates at around midnight local time.
  Lunar occultation of Antares  Remind MeThe Moon will pass in front of Antares (Alpha Scorpii), creating a lunar occultation visible from Antarctica, New Zealand and Macquarie Island.
  The Moon at apogee  Remind MeThe Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month.
  Jupiter ends retrograde motion  Remind MeJupiter returns to its usual eastward motion after opposition.
• 11
  Moon at Last Quarter  Remind MeThe Moon reaches last quarter phase – rising in the east at around midnight and appearing high in the sky by sunrise.
• 12
  Lunar occultation of Sigma Sagittarii  Remind MeThe Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from Antarctica, Chile and Argentina.
• 14
  Conjunction of Mars and Mercury  Remind MeMars and Mercury share the same right ascension, at a separation of 3°57'.
• 15
  γ-Normid meteor shower 2026  Remind MeThe γ-Normid meteor shower reaches its peak.
• 16
  The Moon at perihelion  Remind MeThe Moon passes its closest point to the Sun, a monthly occurrence around the time of new moon.
• 17
  Conjunction of the Moon and Mercury  Remind MeThe Moon and Mercury share the same right ascension, at a separation of 1°59'.
  Conjunction of the Moon and Mars  Remind MeThe Moon and Mars share the same right ascension, at a separation of 1°32'.
• 18
  Comet 88P/Howell passes perihelion  Remind MeComet 88P/Howell makes its closest approach to the Sun.
  New Moon  Remind MeThe Moon disappears into the Sun's glare for a few days.
• 20
  Conjunction of the Moon and Venus  Remind MeThe Moon and Venus share the same right ascension, at a separation of 4°37'.
  March equinox  Remind MeDay and night have equal length: the beginning of astronomical spring in the northern hemisphere.
• 21
  Asteroid 20 Massalia at opposition  Remind MeAsteroid 20 Massalia makes closest approach to the Earth.
• 22
  Neptune at solar conjunction  Remind MeNeptune is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next.
  The Moon at perigee  Remind MeThe Moon makes its monthly closest approach to the Earth, appearing larger than at other times of the month – though only very fractionally.
• 23
  Close approach of the Moon and M45  Remind MeThe Moon and M45 pass close to each other.
• 24
  Lunar occultation of Beta Tauri  Remind MeThe Moon will pass in front of Beta Tauri (Elnath), creating a lunar occultation visible from countries and territories including Brazil, Venezuela, Colombia and Guyana amongst others.
• 25
  Saturn at solar conjunction  Remind MeSaturn is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next.
  Moon at First Quarter  Remind MeThe Moon reaches first quarter phase – appearing high in the sky at sunset and remaining visible until around midnight.
• 26
  Mars at perihelion  Remind MeMars passes its orbit's closest point to the Sun.
  Conjunction of the Moon and Jupiter  Remind MeThe Moon and Jupiter share the same right ascension, at a separation of 3°52'.
  Close approach of the Moon and Jupiter  Remind MeThe Moon and Jupiter pass close to each other.
• 27
  Mercury at highest altitude in morning sky  Remind MeMercury is bright and well placed in the dawn sky.
  Close approach of the Moon and M44  Remind MeThe Moon and M44 pass close to each other.
• 29
  Lunar occultation of Regulus  Remind MeThe Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from parts of Africa, Asia, Europe, Russia, British Indian Ocean Territory, Corsica, Menorca, Mallorca, Ibiza and RAF Akrotiri.