The Sky at Night · SEASON 32

Watch This Space

Episode 9 · 1988-08-21

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Season 32Episode 9★ N/A/10
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Episode overview

How 'empty' is space? Astronomers used to think that there was no material between the stars, or between the galaxies; they now know that there is a great deal. Patrick Moore talks about interstellar material to Professor Alec Boksenberg, Director of the Royal Greenwich Observatory.

Season 32 episodes

1. The Winter Sky1988-01-17 2. The Brilliant Planets1988-02-21 3. Yerkes Observatory1988-03-30 4. The Awakening Sun1988-04-10 5. Quasars, Redshifts and Controversy1988-05-08 6. Planets Revisited1988-06-05 7. The Summer Sky1988-07-10 8. Cosmic Fireworks1988-07-31 9. Watch This Space1988-08-21 10. Mars in Close-Up1988-09-11 11. Observing the Autumn Sky1988-10-16 12. Radio Stars1988-11-14 13. Close Encounters1988-12-11