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Season guide

The Sky at Night: 1968

14 episodes Premiered Jan 5, 1968 Updated Sep 25, 2026
Previously on The Sky at Night

Season 12 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of The Sky at Night Season 11.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 12 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 12 Progress Shield

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Binge Efficiency Engine

Season 12: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

21%
79%
Mytharc (3): Crucial lore & season climaxes
Core (11): Character development & subplots
Side Quest (0): Standalone / filler
S12·E1 Mytharc

Home-Built Observatories

Jan 5, 1968

The enthusiasm of astronomers makes them build observatories at their own homes. Tonight Patrick Moore looks at three home-built observatories, including his own, which he has suc

S12·E2 Core

Calendars of Other Worlds

Feb 2, 1968

Leap Year makes this a special month-but variations in earthly calendars are slight compared with those in other worlds. In tonight's programme, Patrick Moore talks about Uranus's

S12·E3 Core

The New Planetarium

Mar 1, 1968

The Armagh Planetarium-the first big public planetarium to be built in Britain outside the London area-was opened to visitors on February 5. Its Director, Patrick Moore, shows view

S12·E4 Core

Black Clouds in the Galaxy

Mar 29, 1968

Patrick Moore discusses with Iain Nicolson the sooty clouds in space which hide some stars and themselves shine in the light from others.

S12·E5 Core

Flights of Space Fancy

Apr 26, 1968

Patrick Moore discusses with Michael Bentine the problems of manned flight beyond the Moon to the planets and stars. They examine the techniques devised in fiction and in fact to s

S12·E6 Core

A Close Pass by Icarus

May 24, 1968

In three weeks' time the asteroid Icarus, first seen in 1949, orbits close to the Earth. Patrick Moore talks to Dr. Vinicio Barocas about the nature and movements of the asteroids

S12·E7 Core

The Unquiet Sun

Jun 21, 1968

Sunspots, or 'storms' on the sun's surface, appear in maximum numbers about every eleven years; and large numbers are expected this year. Patrick Moore discusses with William Baxt

S12·E8 Core

Pulsars

Jul 19, 1968

Strange, quickly vibrating radio sources have been discovered far out in space. These pulsating stars or 'pulsars' are one of the most exciting discoveries of modern science, and h

S12·E9 Core

The Structure of the Moon

Aug 16, 1968

Within a few months from now, man may land on the moon. Patrick Moore discusses with a geologist, Dr. Peter Cattermole, the conditions the first lunar astronauts are likely to find

S12·E10 Core

The Siberian Eclipse of the Sun

Sep 9, 1968

On September 22 a total eclipse of the sun will be visible in Russia. Patrick Moore explains why eclipses are scientifically important and what people in Britain will see.

S12·E11 Core

The Eclipse of the Sun

Oct 7, 1968

Patrick Moore shows film and gives a first-hand description of the recent total eclipse of the sun he saw in Siberia, and discusses its scientific significance with another British

S12·E12 Core

The 'Clocks' of Space

Nov 4, 1968

Radio-astronomers at Jodrell Bank are carrying out a series of remarkable experiments to measure the distance from earth of 'pulsars'-the mysterious regularly-ticking radio sources

S12·E13 Mytharc

Venus, The Hot Planet

Dec 2, 1968

The planet Venus is like the earth in size, yet totally unlike it - as recent American and Russian probes have shown - in being an inferno of heat and clouds. Patrick Moore explai

S12·E14 Mytharc

The Moon and the Earth

Dec 30, 1968

Is it unlucky to see the new moon through glass? The moon has always been thought to have a powerful influence on the earth, causing not only tides but good luck, bad luck, and eve

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