Mars
Latest about Mars
![a greenish glow can be seen behind a spacecraft with two large solar panels above Mars](https://cdn.mos.cms.futurecdn.net/k44BLgXvLpZPaMNsTQDNAU-320-80.jpg)
Mars probe sees Red Planet atmosphere glowing green at night
By Stefanie Waldek published
Using ESA's ExoMars Trace Gas Orbiter, scientists have observed nightglow in Mars' atmosphere, a phenomenon where the night sky glows green, almost like an aurora.
![A spectacular example of gullies on Mars, at roughly 71 degrees latitude in the southern hemisphere.](https://cdn.mos.cms.futurecdn.net/tH9YcKVt5mnmDRDzCfCZ2h-320-80.jpg)
AI chemist finds molecule to make oxygen on Mars after sifting through millions
By Charles Q. Choi published
Scientists want to split Martian water to make oxygen. They're employing AI to light the way.
![swirlies and bubles float about a chaotic space picture with a clip-art style satellite](https://cdn.mos.cms.futurecdn.net/kmtHrxfqrYW6fxDEuaaUYn-320-80.jpg)
Mars, Earth, or deep space? ESA narrows down finalists for a future space mission
By Robert Lea published
After a rigorous selection process, ESA has arrived at three medium-sized space mission ideas for the future. Before the winner is selected, read on to decide your favorite.
![a glass dome on a barren red landscape features a chute leading underground. the sky is black and full of stars.](https://cdn.mos.cms.futurecdn.net/8SCmVGBuEVLb5bd7oNnfBT-320-80.jpg)
'A City on Mars' is a reality check for anyone dreaming about life on the Red Planet
By Sharmila Kuthunur published
Ecologist Kelly Weinersmith discusses important unanswered questions about human space settlement in her new book, "A City on Mars."
![an assortment of different city buildings are built underground on mars.](https://cdn.mos.cms.futurecdn.net/AXH5HgQtfkbWmYz4vmZRmZ-320-80.jpg)
Book excerpt: 'A City on Mars'
By Sharmila Kuthunur published
Kelly and Zach Weinersmith discuss important unanswered questions about human space settlement in their new book, A City on Mars.
![a photo looking down at a sandy patch of martian ground, with boulders strewn near the top of the frame.](https://cdn.mos.cms.futurecdn.net/heyPSzvVpwhCEcnxCb7vQo-320-80.jpg)
NASA's Ingenuity Mars helicopter flies on back-to-back days to prep for 'solar conjunction' (video)
By Mike Wall published
NASA's Ingenuity helicopter just made its 65th and 66th Mars flights, two short hops that positioned the chopper properly for the coming 'solar conjunction.'
![a red planet on the left; on the right are two graphs showing the brightness of clouds observed in Mars' atmosphere](https://cdn.mos.cms.futurecdn.net/PfpezmwTQk2pXtxjaPWqiD-320-80.jpg)
Citizen scientists detect patterns in clouds over Mars
By Robert Lea published
The Cloudspotting team used data from the Mars Reconnaissance Orbiter to observe when and where water and carbon dioxide clouds cluster over the Red Planet.
![a gold-foil-covered spacecraft on the surface of a rocky moon](https://cdn.mos.cms.futurecdn.net/RMH4iPBHsybrCo3WhDSfhF-320-80.jpg)
New Japanese spacecraft aims to explore the mysterious moons of Mars
By Leonard David published
Japan's planned Martian Moons eXploration (MMX) spacecraft mission involves drilling and sampling Mars' moon Phobos, then rocketing the samples to Earth.
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