7.8

The Universe•Season 4•Episode 9

Liquid Universe

7.8/10 · 63 votesOct 20, 200945 min

Ranked #3 of 12 in Season 4•+0.5 vs season avg

Discussion

On alien planets, they rain from the sky as scalding iron. On distant moons, even at hundreds of degrees below zero, they slosh around in pristine lakes of methane. They can cover entire planets in miles-deep oceans of electrified hydrogen metal. Or erupt on alien

Previous episodeE8 · Space Wars Next episodeE10 · Pulsars & Quasars

Seasons9

All 1 2 3 4 5 6 7 8 9

Season 4 Episodes12

E1 7.3

Death Stars

E2 6.8

The Day the Moon Was Gone

E3 7.2

It Fell From Space

E4 7.5

Biggest Blasts

E5 7.8

The Hunt for Ringed Planets

E6 6.2

10 Ways to Destroy the Earth

E7 7.4

The Search for Cosmic Clusters

Space Wars

Liquid Universe

Pulsars & Quasars

Science Fiction, Science Fact

E12 7.7

Extreme Energy

Cast2

David Ackroyd

Erik Thompson

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Episode Summary

"Liquid Universe" is episode 9 of The Universe season 4. It scored 7.8/10 from 63 votes, ranking #3 of 12 episodes this season (season average 7.3). It aired on October 20, 2009.

Next: E10 · Pulsars & Quasars Best of Season 4