In the Old Solar System the basic themes are the worlds themselves, but we feel that some additional topics deserve their own pages, in addition to those for "Hollow Worlds" and "COMOLD" which show in the navigation bar.
Also, some deserving themes which do not have their own pages are given links here.
Alien invasions: see below under "invasions of Earth from other worlds"
Appreciation: see Literary Criticism.
Architecture: see The Seven Wonders of the Old Solar System
Bad language - see the OSS Diary, 24th-25th September 2016.
Bio-engineering: see the OSS Diary, 22nd September 2016.
Brains: see hyper-brains.
British Interplanetary Society - see the Diary for 2nd December 2016 for
one of R A Smith's illustrations from High Road to the Moon.
Captain Future - For the Solar System of Captain Future see the pages on Jupiter, Saturn,
Uranus, Neptune and Pluto.
For The Tenth Planet see the Diary, Poetic Licence in the Asteroid Belt.
See also the OSS Diary, 24 January 2017 for remarks
on non-Hamilton C.F. tales.
For Allen M Steele's revival of the series see The Captain Returns!
See Ul Quorn Back from the Dead for The Solar Invasion by
Manly Wade Wellman.
For Captain Future on the asteroid Iskar see
How to borrow a fictional asteroid.
Categories - see World-Builders and World-Disturbers.
Cathexis - see the Diary, Cathexis in C S Lewis and Heinlein.
Cetaceans - see A Prehistoric World War.
Characters of worlds - see also the Diary, Backbone of the Old Solar System.
For discussions on the allowable limits of world-imagining, see
for example the Asteroids page, and the discussion in
An Ice-Age Venus?
Children's fiction: for young children, see the Diary, The Torn-Off Moon.
Chronist Fallacy in sf criticism - see the home page and also
Clarke Contradicts Himself.
Comparative criticism: For a comparison between ERB and Michael Moorcock,
see the OSS Diary for 31st December 2016, "At Martian Swordpoint -
How Not to Do It - and How To Do It".
also see the OSS Diary, 2nd February 2017, for the Martian zoology in
Barsoom and in Moorcock's Kane of Old Mars series; and
see 18th February 2017 for comparison of soliloquies.
Composition of OSS tales: see the OSS Diary, 3rd August 2016.
Criteria for an ideal OSS series - see the OSS Diary, 6th March 2017, and
John Greer's A Fifth Parameter.
For balancing civilized sophistication with adventurous peril, see
the OSS Diary for 7th March 2017.
Cyclical history - see the OSS Diary, 2nd March 2017.
Dates: see also fictional dates.
1893 - see the OSS Diary for 21st October 2016.
1905 - see Hearts Leaped in 1905 re the Martian "canals".
1941 - see the Diary for 27th November 2016, re Astounding's
Dating systems - see Chronology.
Demography - see the OSS Diary, 13th November 2016, for
Old Solar System population figures
Devils - see The Dark Eldils.
Dignity - see the OSS Diary for 26th October 2016.
Drinks - for Jovian fire-liquor see the OSS Diary, 5th April 2017.
Engineering: See Bridge.
Expedition diaries - see the OSS Diary, 13th February 2017, for
Gordon A Giles' Via Asteroid.
The Extraterrestrial Life Debate 1750-1900, by Michael J Crowe (1986) -
- see Diary entries re populations of worlds;
Gruithuisen on accessions of Venusian emperors
and life on the Moon;
other nineteenth-century arguments for lunar life;
John Herschel's views about possible life on the Sun;
and Sir Humphrey Davy on Saturnians.
For the Mars canal furore see Hearts Leaped in 1905.
Failure - literary and critical - see Confession Time.
Fate - for Stapledon's fate-worship see the religion page.
Fauna: see the OSS Diary, 2nd February 2017, for Martian zoology
in ERB and Moorcock.
Gaseous life-forms: see the Rings of Saturn.
Geophysical Romance - see the OSS Diary, 23rd-24th September 2016, for
Hot Planet and The Hab Theory.
Giant planets - for summary see the OSS Diary for 27th October 2016.
"Going native" - see The New Martians.
Golden Age of a world: for Golden Age Mars see the OSS Diary, 3rd November 2016.
Gravitic Licence: See the Triton page
plus the Diary entries, Suspension of Gravitational Disbelief and
Poetic Licence in the Asteroid Belt: the case of localised gravity.
Gravity: see Kroth. Also see above, under Gravitic Licence.
Hiatus in space-travel: see the Diary, Resuming long-interrupted colonization.
How lucky we are - see the OSS Diary for 3rd April 2017.
Humour - for Wacky World see Hamilton Goes on a Detour.
the Implicizer - see the Diary for 5th November 2016 regarding this suggested invention for
creating stories that authors might have written.
Inconsistency - see the OSS Diary 19-21 July 2016
Indiana Jones - see In the Tombs of the Martian Kings for this particular sub-sub-genre
Interstellar vs Solar System settings: see the OSS Diary, 4th August 2016.
CRIM and the OSS compared - see the Diary for 11th October 2016.
A grumble about "desertions to interstellar":
OSS Diary, 27th February 2017.
Combined venues: see the OSS Diary for 4th April 2017.
Licence to stretch - see Mercury's Sun.
Life - for the possible varities of "inorganic" OSS life see the Diary,
29th November 2016.
See also under "The Extraterrestrial Life Debate" and "Lowered expectations
of the Solar System"
Literary criticism - for the inherent advantage of positive over adverse criticism,
see the Diary,
9th October 2016, which argues why Posi always beats Nega. See also
the "praise approach" outlined in the 1st October 2016 Diary.
For the three stages of appreciation, see the Diary, 6th October 2016.
Lowered expectations of the Solar System:
see Another lot who don't know how lucky they are.
Medieval cosmology - see The Dark Eldils
Millennial anniversaries - see the OSS Diary for 20 and 21 March 2017.
Minerva - see the OSS Diary, 10th December 2016, for this name as used
by James P Hogan and by Edmund Cooper for different worlds.
Mis-reading a story - see Beetles or Winged Folk - Who Rules Mars? regarding Wells'
The Crystal Egg.
the moment of amaze
Morphic resonance - see the religion page re categories of thought
Myth - see More Perelandrian Insights.
National identity: see America's Own Haunting
Natural law - see Swodge
neologisms - for the unisex pronoun "nen" on Uranus see the OSS Diary, 27th-28th
Neo-OSS: see NOSS.
the Newness of Old: see the OSS Diary for 20th October 2016.
NOOLD: see the Newness of Old.
NOSS - see NOSS - How Far Can We Go?
See also the sub-sub-genre labels in the OSS Diary, 10th March 2017,
and But is it NOSS?
See also Robert Gibson and S M Stirling.
Ideas for more NOSS stories are set out in Tales Unwritten.
The Old Space Program.
Parallelism between the OSS and the NSS:
See the Diary, Ghostly Twitches from the OSS, for creative interpretion
of real-time events
Planetary change (Diary, 3rd May 2017)
Planetary Intelligences - OSS Diary 18th April 2017.
Planetfall - see Unexpected Survival at Planetfall.
Plying the Space-Lanes. See also under Space-pilots.
Prehistory - see A Prehistoric World War.
Present - for the years 1955 and 1966 as candidates
see the OSS Diary, 7th December 2016.
Relevantitis - see the Diary, 7th January 2018, and the Home Page's section on useful terms.
Remote sensing as the enemy of adventure:
see the OSS Diary, 7th November 2016, for a modified grumble.
Re-writes: see the OSS Diary, 8th March 2017 for an analogy with the "colourisation"
of old films
Science: see the OSS Diary, 7th August 2016 for realism vs shaky science;
the OSS Diary, 15th September 2016 for "hard" sf and the OSS;
the Diary entry for Partial Realism;
the OSS Diary, 3rd February 2017 for the connection between
imagination and science stretched but never entirely broken;
the OSS Diary, 21st February 2017 for
fictional use of "false-colour" images;
for "excusology" see the Diary, Science Points the Way - Now Go and Play;
for topographical realism see Verticality.
Future science allowing for the spirit: see discussion of an episode from
The Night Land, on the religion page.
Science and circular reasoning.
See below, Suspension of disbelief.
Sentence-structure: see Edgar Rice Burroughs' sentence-structure.
Sequels: see My OSS Sequel Wish-List.
Size - for OSS emotional truth and its licence to stretch, see Mercury's Sun.
Re criticism of living authors: see the Diary, 1st October 2016.
Smith, Ralph A. (illustrator) - see the Diary for 2nd December 2016.
Space Patrol (TV series) - see the OSS Diary for 10th August 2016.
Space suits: old-style, like suits of armour: see the Diary for 2nd December 2016.
Space-Westerns: see Space-Western Admixture.
Suspension of disbelief - see the OSS Diary, 14th February 2017, for the "entrance fee"
to be paid when introducing Martians into otherwise
realistic modern sf;
see the Diary for 13th March 2017 regarding gravity;
see also the Asteroids page, and below, under "Topology";
for the size of the void see Flexible Space.
For the related issue of allowable artistic limits, see above
under Characters of Worlds.
See also the Diary, Search for a rule.
Swodge - see NOSS - How Far Can We Go?
Telemorphs - see the OSS Diary for 30th March 2017.
Topography - see the Diary, Verticality.
Transitions - see the Diary entry, The Image-Beads of A E van Vogt.
Truthfulness - see the Diary entry, Ganymede as a Frontier.
TV: see Space Patrol.
Unappreciativeness - see the Diary, Bellyaching Spacemen.
Villain/hero: see the OSS Diary for 24 July 2016.
Voice-Over - authorial comment.
Wild West - analogies with OSS: see the Diary, 7th November 2016.
Wishful thinking: see "Wishful Thinking Mars - But Which One?"
in the OSS Diary for 12th April 2017.
Writing techniques: see Never Waste a Typo.
Young Old Solar System (YOSS)
see the OSS Diary for 26th March 2017 regarding Jupiter and the asteroids,
and see 30th October 2016 for ancient Jupiter.
For ancient Mars see the Diary for 31st October 2016.
Also see the tales unwritten page.
Zoology of the future - see the Diary for 9th November 2016.