Geology
What’s Under This Hole on the Surface of Mars?
Human visitors to Mars need somewhere to shelter from the radiation, temperature swings, and dust storms that plague the planet.…
Enceladus’s Fault Lines are Responsible for its Plumes
The Search for Life in our Solar System leads seekers to strange places. From our Earthbound viewpoint, an ice-covered moon…
The ESA’s Mars Rover Gets a New Map
Rosalind Franklin, the ESA's Mars rover, is scheduled to launch no sooner than 2028. Its destination is Oxia Planum, a…
Mars’ Gale Crater was Filled with Water for Much Longer Than Anyone Thought
Even with all we've learned about Mars in recent years, it doesn't stack up against all we still don't know…
Planetary Geophysics: What is it? What can it teach us about finding life beyond Earth?
Universe Today has examined the importance of studying impact craters, planetary surfaces, exoplanets, astrobiology, solar physics, comets, and planetary atmospheres,…
Earth is Hiding Another Planet Deep Inside
Earth's early history is marked by massive collisions with other objects, including planetesimals. One of the defining events in our…
A Collapsed Martian Lava Chamber, Seen From Space
Lava tubes and chambers attract a lot of attention as potential sites for bases on the Moon and Mars. They…
Is This a Collapsed Lava Tube on the Moon?
NASA's Lunar Reconnaissance Orbiter (LRO) captured fascinating images of a feature on the Moon that could be a collapsed lava…
Every Night and Every Morning, the Moon Rumbles With Tiny Quakes
A new study from Caltech shows that the moon experiences "moonquakes" with precise regularity, like a "lunar alarm clock."
Did Life Need Plate Tectonics to Emerge?
It's widely accepted that Earth's plate tectonics are a key factor in life's emergence. Plate tectonics allows heat to move…