| ▲ | EuanReid 6 hours ago |
| I forget who said it, but there's a quote about how _of course_ we know more about space than the bottom of the ocean - in space we only have to deal with one atmosphere. |
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| ▲ | hermitcrab 6 hours ago | parent [-] |
| >only have to deal with one atmosphere. A difference of one atmosphere? |
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| ▲ | notimetorelax 5 hours ago | parent | next [-] | | There’s only one atmosphere of pressure from inside to outside. Under the sea the direction is reversed and pressure is much higher. | |
| ▲ | Tangurena2 5 hours ago | parent | prev [-] | | The one atmosphere that telescopes are looking through. It is nowhere near as problematic as looking through seawater. | | |
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