Martian atmosphere

Perseverance Seen From Space by ESA’s ExoMars Orbiter

The ESA's Trace Gas Orbiter (part of the ExoMars 2020 mission) has revealed images of the Perseverance rover and where…

1 month ago

There’s Evidence That Mars Once Had an Atmosphere With Less Oxygen. A Possible Biosignature For Life?

Remote sensing is only useful if scientists have an idea of what they are looking at.  That knowledge is especially…

2 months ago

Mars Doesn’t Have Much of a Magnetosphere, But Here’s a Map

Even though Earthling scientists are studying Mars intently, it's still a mysterious place. One of the striking things about Mars…

11 months ago

InSight has been Sensing Dust Devils Sweep Past its Landing Site

The InSight lander has been on the surface of Mars for about a year, and a half dozen papers were…

1 year ago

Molecular Oxygen on Mars is Behaving Unusually Through the Seasons. A Sign of Life?

An atmospheric drama has been playing out on Mars lately. Up until now, the main actor has been methane, and…

1 year ago

Nothing Says Springtime on Mars Like Explosions of Sand

Springtime on Earth can be a riotous affair, as plants come back to life and creatures large and small get…

2 years ago

Mars’ North Pole is Doing the Dust Storms Thing Again

It's easy to take for granted the detailed, almost real-time knowledge of Mars that we have at our fingertips. After…

2 years ago

Where Does Mars’ Methane Go? New Study Provides Possible Answer, with Implications in the Search for Life.

A new study from Aarhus University offers new insight into what is making Mars' methane "disappear" - with serious implications…

2 years ago

Martian Clouds Might Start with Meteor Trails Through the Atmosphere

On Earth, clouds form when enough droplets of water condense out of the air. And those droplets require a tiny…

2 years ago

Earth has a Water Cycle. Mars has a Dust Cycle

To say there are some myths circulating about Martian dust storms would be an understatement. Mars is known for its…

2 years ago