Calculations of the probability of other inhabited planets in our Galaxy are rather meaningless at this stage of our knowledge of the origin of life. But in the framework of the cosmological principle we should assume that there is at least one inhabited planet per galaxy. |
/ Michael Rowan-Robinson / |
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By type: | open clusters [67] | globular clusters [14] | diffuse nebulae [3] | dark nebulae [0] | planetary nebulae [27] | variable stars [18] | binary stars [23] | asterisms [2] | galaxies [119] | quasars [1] | planets [2] | minor planets [1] | comets [5] | Sun [0] | Moon [5] | other objects [8] |
By catalogue: | Messier 1-50 [20] | Messier 51-110 [18] | NGC 1-1000 [17] | NGC 1001-2000 [21] | NGC 2001-3000 [32] | NGC 3001-4000 [25] | NGC 4001-5000 [18] | NGC 5001-6000 [22] | NGC 6001-7000 [40] | NGC 7001-7840 [35] | IC 1-5386 [1] | other catalogues [71] | uncataloged [10] |
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By constellation: |
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