Albert_VDS
Albert_VDS t1_iy3ef3n wrote
Reply to comment by anyavailablebane in I have finally completed the Solar System! No telescope and no equatorial mount. Just DSLRs, a fixed tripod, stacking and patience! by andrea_g_amato_art
Why would you forget Ceres if you want to mention Pluto?
Albert_VDS t1_j1a7xif wrote
Reply to comment by SvenTropics in Mars' ancient atmosphere may not have had much oxygen after all by pecika
Yes, there is no other way. If it did have much oxygen then it would be called Mars the rockish planet.