Sentences with phrase «venusian levels»

Uncertain krypton measures from earlier probes presented two possibilities: Venusian levels could match Earth's, indicating the two planets probably formed from similar ingredients in the primordial nebula, or they could differ enough to force scientists to toss out their theories on Venus's origins.

Not exact matches

Toward the end of that year, though, the Pioneer Venus probe entered Venusian orbit — and immediately recorded suspiciously high levels of sulfur dioxide above the clouds.

Then again, with the surface of Venus being at almost 900 °F (500 °C) under more than 90 times the air pressure of Earth's atmosphere at sea level, with occasional showers of acid, it's not easy to test the properties of materials under Venusian conditions.

Taylor says that the high levels of sulphur dioxide in the venusian upper atmosphere are also almost certainly due to recent volcanic eruptions.