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Mars could have carried liquid water more recently than we thought
New evidence from Martian rovers suggests liquid water existed on the Red Planet more recently than previously estimated.
Planetary Science
16 trends tracked about this subject — the full history, oldest to newest below.
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Science
Rare Mars meteorite preserves 1.27-billion-year-old clues to planet's deep interior
A rare meteorite originating from Mars preserves material and clues dating back 1.27 billion years to the planet's deep interior.
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Fifty kilometres above Venus, pressure and temperature become surprisingly Earth-like and ordinary breathable air could keep a habitat afloat, but living there would mean building a sealed world inside sulphuric-acid clouds
Fifty kilometres above Venus, atmospheric conditions match Earth, presenting a potential habitat amid sulphuric-acid clouds.
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Neptune’s moons were born from cosmic disasters—scientists stunned by new evidence
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Mars was once covered in rivers and lakes, and the mystery of where all that water went now has two answers: some was stripped away into space, and a great deal of it may still be there, locked deep in the planet's crust
Recent findings reveal Martian water was both lost to space and locked deep within the planet's crust.
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Hell-World Venus May Have Once Had Oceans Across 90% of Its Hot, Dry Surface
Recent scientific coverage indicates Venus may have once featured extensive oceans and ongoing rift activity.
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Saturn's moon Titan has an atmosphere thicker than Earth's and seas you could sail on, and it is the one place beyond Earth where a person could stand outside without a pressure suit, though its surface sits at about minus 179 degrees Celsius
Titan stands out as the only location beyond Earth where humans could survive outdoors without a pressure suit, despite extreme cold.
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NASA’s Curiosity Rover Finds a Vast Sea of Strange Honeycomb Patterns on Mars
NASA's Curiosity rover has discovered an expansive field of mysterious honeycomb-like polygons on the Martian surface.
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Giant Concentric Rings Discovered in The Atmosphere of Venus
Astronomers have uncovered mysterious giant concentric rings in the atmosphere of Venus using archived observations.
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Researchers identify class of 'oddball' meteorite that killed the dinosaurs
Scientists have identified a rare class of 'oddball' meteorite responsible for the extinction of the dinosaurs approximately 66 million years ago.
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Weird Mountains on Pluto’s Largest Moon Charon Reveals a Surprising Past
New evidence of ancient tectonic scars on Pluto's moon Charon suggests a historical process of 'despinning' over billions of years.
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China's Spacecraft Snaps First-Ever Close-Up Image Of Earth's Rare 'Minimoon'
China's Tianwen-2 mission has successfully rendezvoused with Earth's quasi-moon Kamoʻoalewa and returned the first close-up images.
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Science news this week: James Webb telescope finds a never-before-seen substance, China's 'Great Green Wall' grows faster than natural trees, and a Medici murder mystery is solved
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Scientists find evidence of vast hidden magma systems inside Mars
New seismic data reveal vast hidden magma systems deep within Mars, reshaping our view of the planet’s interior
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Uranus, Neptune May Be Magma Worlds, Not Ice Giants
7 news sources are covering this Science story right now — PULSE is tracking how fast it spreads.
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A Lost World Almost as Big as Mars May Have Once Orbited Our Sun
A 4.5-billion-year-old meteorite in the Sahara hints at a vanished Mars-sized world in our solar system’s early days