Atmosphere

Mars Might Have Lost its Water Quickly

Mars is an arid place, and aside from a tiny amount of water vapour in the atmosphere, all water exists…

1 week ago

There are Planets So Close to Their Stars That They Have Magma Oceans 100km Deep and Winds that Go 8000 km/h

200 light years away, “super earth” exoplanet K2-141b orbits a star so closely that its "year" is only 7 hours…

2 weeks ago

Astronomers Challenge Recent Findings About Venus. “No Statistically Significant Detection of Phosphine”

In September, a team of scientists reported finding phosphine in the upper atmosphere of Venus. Phosphine can be a biomarker…

1 month ago

Astronomers Report They’ve Detected the Amino Acid Glycine in the Atmosphere of Venus

Does it feel like all eyes are on Venus these days? The discovery of the potential biomarker phosphine in the…

2 months ago

Did Pioneer See Phosphine in the Clouds of Venus Decades Ago?

The discovery of phosphine in Venus' atmosphere has generated a lot of interest. It has the potential to be a…

2 months ago

Maybe Volcanoes Could Explain the Phosphine in Venus’ Atmosphere

The detection of phosphine in Venus' atmosphere was one of those quintessential moments in space science. It was an unexpected…

2 months ago

Sunrises Across the Solar System

Scientists have learned a lot about the atmospheres on various worlds in our Solar System simply from planetary sunrises or…

3 months ago

Newborn Exoplanets can be Completely Stripped of Their Atmosphere by Stars

Newborn exoplanets can have a tough life. They may form an atmosphere, but that atmosphere can be doomed. Their stars…

6 months ago

Extremely Hot Exoplanets Can Have Extreme Weather, Like Clouds of Aluminum Oxide and Titanium Rain

Thanks to the success of the Kepler mission, we know that there are multitudes of exoplanets of a type called…

6 months ago

The Coast of Antarctica is Starting to Turn Green

The Antarctic Peninsula is the northernmost part of Antarctica, and has the mildest climate on the continent. In January, the…

6 months ago