Abbreviation: Â Gem
English Name: Â The Twin
Hemisphere:Â Â Northern Hemisphere
Location:Â Between the constellations of Cancer and Auriga.
Visible between latitudes: Â +90 and -60 degrees
Best season: Winter
Seen in three seasons:Â Autumn, Winter and Spring
Best seen in:Â Early February
Seen between: November and April
Right Ascension (RA):Â Â 07 hour
Declination (DEC):Â Â +20 degrees
Area (square degrees): Â 514Â (30th)
Gemini (The Twin)
- TheÂ constellation of the Zodiac; the Sun passes through it from 21st June and 20th July.
- Its brightest stars are Castor and Pollux are twin brothers, together known as the Discuri; anÂ extrasolar planet orbiting massive Pollux star there.
- M35 – Open Cluster; easily visible with binoculars, the compact Open Cluster NGC 2158 lies directly southwest of M35.
Features of Interest
- NGC 2392 – TheÂ Eskimo NebulaÂ or Clown Face Nebula; planetary nebula with a magnitude +9.2 – in a large telescope, its magnitude +10.0 central star is visible, along with its blue-green elliptical disk. (See the photo: seen by small telescope / large telescope.)
- CastorÂ (Alpha Gem)
- PolluxÂ (Beta Gem)
- ALHENAÂ (Gamma Gem)
- WasatÂ (Delta Gem)
- MebsutaÂ (Epsilon Gem)
- MekbudaÂ (Zeta Gem)
- PropusÂ (Eta Gem)
- PropusÂ (Iota Gem)
- Tejat PosteriorÂ (Mu Gem)
- AlzirrÂ (Xi Gem)
- PropusÂ (1 Gem)
- Photo of the constellation;Â Gemini, as it appears to the naked eye. (Lines have been added for clarity.)
- Sky Chart Â – Â Gemini
- List of stars in Gemini.
Back toÂ The 88 Constellations ListsÂ page.