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Planetary Habitability

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NASA Still Without Contact With MAVEN Mars Orbiter After Dec. 6 Blackout

Operations teams are probing the anomaly to reestablish a signal via the Deep Space Network.

ESA Mars Express Reveals 'Butterfly' Crater Carved by Low-Angle Impact

Lab Experiments Reveal Planets Can Make Water From Hydrogen–Magma Reactions

Explosive Early Mars Eruptions May Have Left Ice at the Equator

ESA Releases 3D Flyover of Mars’ Xanthe Terra From Mars Express

Ferric Hydroxysulfate Identified on Mars, Hinting at Amazonian Geothermal and Volcanic Activity

Mars Rover’s ‘Helmet’ Rock, Horneflya, Is Almost Entirely Made of Spherules

Curiosity Rover Reveals Coral-Like Rock Paposo as Ancient Mineral Vein

Chandra Observations Reveal Rapid Atmospheric Loss on Exoplanet TOI 1227b

Gas Giant HIP 67522 b Triggers Intense Stellar Flares, Accelerating Its Atmospheric Loss

Mars Orbiter Executes 120-Degree Rolls to Reveal Deeper Subsurface Layers

NASA’s Perseverance Rover Marks 1,500 Sols with Dust Devil-Photobombed Selfie