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planets
Posted inEditors' Vox
The Mystery of Methane on Mars Thickens
Two recently published papers zoom in on the mystery source of methane in the Martian atmosphere.
Posted inNews
To Make a Big Moon, Start with a Small Planet
Why is our Moon so massive compared with Earth, and how might that configuration happen elsewhere?
Posted inScience Updates
Planetary Dunes Tell of Otherworldly Winds
On Earth and throughout our solar system, ripples and dunes in sand and dust offer insights into how winds blow, liquid currents flow, and solid particles fly and bounce over the terrain.
Posted inEditors' Highlights
A Better Look at the Moon’s Middle Mantle
A new analysis strategy sheds new light on the electrical conductivity of the lunar mantle between 300 and 900 km depth.
Posted inEditors' Highlights
Shining a Spotlight on the Chicxulub Impact Crater
A new seismic survey of the Chicxulub impact crater reveals the structure of its peak ring and the sediments that cover it.
Posted inResearch Spotlights
The Stuff That Psyche Is Made Of
The metallic asteroid Psyche appears to contain more rock than previously thought, shedding new light on possible scenarios for its formation in the early solar system.
Posted inNews
Hunting for Planets Around Old, Anemic Stars
Can a star make planets with 10% of what the Sun had to work with? A synergy between two powerhouse survey telescopes is helping astronomers find that answer.
Posted inNews
Nearest Star System May Have a Second Planet
The exoplanet candidate, tentatively named Proxima c, would be a frozen snowball.