Even in our cosmic backyard, the solar system, many questions remain open. On Venus there are formations similar to volcanoes, but it is not known if they are active. The surface of Mars suggests that there was once a vast ...
Astrobiology
Apr 1, 2022
1
332
Megaripples, intermediate-scale bedforms caused by the action of the wind, have been studied extensively and thought to be largely inactive relics of past climates, save for a few exceptions. A new paper by Planetary Science ...
Planetary Sciences
Jan 12, 2022
0
86
Long-term studies of ozone and water vapor in the atmosphere of Mars could lead to better understanding of atmospheric chemistry for the Earth. A new analysis of data from ESA's Mars Express mission has revealed that our ...
Planetary Sciences
Jul 23, 2021
0
247
The world got its first close-up look at a Mars landing on Friday, as NASA released a stunning picture of its newest rover being lowered onto the dusty red surface.
Space Exploration
Feb 19, 2021
18
3083
A NASA rover streaked toward a landing on Mars on Thursday in the riskiest step yet in an epic quest to bring back rocks that could answer whether life ever existed on the red planet.
Space Exploration
Feb 18, 2021
10
187
Researchers said Wednesday they had observed water vapour escaping high up in the thin atmosphere of Mars, offering tantalising new clues as to whether the Red Planet could have once hosted life.
Planetary Sciences
Feb 10, 2021
1
2780
With the launch period of NASA's Mars 2020 Perseverance rover opening in 14 weeks, final preparations of the spacecraft continue at the Kennedy Space Center in Florida. In the past week, the assembly, test and launch operations ...
Space Exploration
Apr 10, 2020
9
3431
Briny water may form on the surface of Mars a few days per year, research by Planetary Science Institute Senior Scientist Norbert Schorghofer shows.
Space Exploration
Feb 12, 2020
0
134
NASA's MAVEN (Mars Atmosphere and Volatile EvolutioN) spacecraft has discovered "layers" and "rifts" in the electrically charged part of the upper atmosphere (the ionosphere) of Mars. The phenomenon is very common at Earth ...
Astronomy
Feb 4, 2020
1
80
A type of Martian aurora first identified by NASA's MAVEN spacecraft in 2016 is actually the most common form of aurora occurring on the Red Planet, according to new results from the mission. The aurora is known as a proton ...
Space Exploration
Dec 13, 2019
49
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