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Mars

在加那利群岛,一列黄道光在繁星满天的夜空中从泰德山向上延伸。
Posted inResearch Spotlights

形成黄道光的太空尘埃可能来自火星

by Sarah Stanley 26 March 20212 February 2022

朱诺号探测器飞往木星途中的偶然发现表明,形成黄道光的太空尘埃可能来自火星,但这些尘埃是如何从火星或其卫星逃逸出来的仍不得而知。

A column of zodiacal light stretches skyward in the star-filled night sky beyond Mount Teide in the Canary Islands.
Posted inResearch Spotlights

The Space Dust That Causes Zodiacal Light Might Come from Mars

by Sarah Stanley 12 March 20212 February 2022

Serendipitous observations by the Juno spacecraft while it was en route to Jupiter suggest a Martian source for the dust, but how the dust escapes Mars or its moons remains unknown.

Members of the Perseverance Mars rover team working in the time of COVID-19, either at home (some with family members) or masked in the Mars mission control room
Posted inNews

A Bad Time for Mars Time

by Damond Benningfield 17 February 20215 January 2022

Thanks to COVID-19, mission control for the Perseverance Mars rover will look emptier than previous missions, and fewer scientists and engineers will follow the rover’s schedule.

Satellite image of the ice at Mars’s north pole
Posted inResearch Spotlights

Decoding the Age of the Ice at Mars’s North Pole

by David Shultz 4 February 2021

Exposure to sunlight creates telltale patterns in the polar ice cap that change over time, potentially providing insight into the climatic history of the Red Planet.

Photograph of an opening called “Dingo Gap” from the Mars Science Laboratory rover “Curiosity” with an inset of the young scientist Marzieh Foroutan
Posted inEditors' Vox

A Fallen Rising Star

by B. J. Thomson 27 January 2021

The last works of Marzieh (Mari) Foroutan, an early-career martian geologist who was lost to us in 2020, have now been completed and published in JGR: Planets.

A woman operates a four-legged robot
Posted inNews

Very Good Space Boys: Robotic Dogs May Dig Into Martian Caves

by I. Backman 7 January 202118 November 2021

Four-legged, autonomous robots known as “Mars Dogs” will explore previously inaccessible caves to look for signs of life and potential locations for future human colonies.

Plot showing X-Ray Diffraction patterns for products from Mars chamber electrostatic discharge experiments using hydrated magnesium sulfate salt starting materials.
Posted inEditors' Highlights

Martian Dust Activities Induce Electrochemistry

by M. Schmidt 7 January 20212 February 2022

Amorphous materials generated from sulfur and chloride salts by electrostatic discharge in a Mars chamber suggest widespread electrical processes during dust activities.

Color image of the planet Mars
Posted inResearch Spotlights

First Detection of a Built-In Wobble on Another Planet

by Jack Lee 4 January 202128 October 2021

Spacecraft find that Mars oscillates 10 centimeters off its axis of rotation.

Close-up satellite view of carbon dioxide ice in Mars’s south polar cap
Posted inResearch Spotlights

A Precise Mosaic View of Mars’s South Pole

by Sarah Stanley 2 November 2020

A new workflow improves the process of creating massive, accurate mosaics from spacecraft-captured images of a planet’s surface.

Image of part of Mars showing the planet’s atmosphere on the horizon
Posted inResearch Spotlights

Capturing Heat-Driven Atmospheric Tides on Mars

by Sarah Stanley 13 October 2020

Spacecraft observations and model simulations provide new insights into tidal patterns that transport momentum and energy into the planet’s upper atmosphere.

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