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More Earth-like than moon-like

Mars' mantle may be more complicated than previously thought. In a new study published today in the Nature-affiliated journal Scientific Reports, researchers at LSU...

Why are there different ‘flavors’ of iron around the Solar System?

New work from Carnegie's Stephen Elardo and Anat Shahar shows that interactions between iron and nickel under the extreme pressures and temperatures similar to...

Ancient Earth as a model for studying hazy exoplanets

For astronomers trying to understand which distant planets might have habitable conditions, the role of atmospheric haze has been hazy. To help sort it...

Evidence of 2 billion years of volcanic activity on Mars

Analysis of a Martian meteorite found in Africa in 2012 has uncovered evidence of at least 2 billion years of volcanic activity on Mars....

Dwarf planet Ceres may have vanishing ice volcanoes

A recently discovered solitary ice volcano on the dwarf planet Ceres may have some hidden older siblings, say scientists who have tested a likely...

Rare meteorites challenge our understanding of the solar system

Researchers have discovered minerals from 43 meteorites that landed on Earth 470 million years ago. More than half of the mineral grains are from...

World’s Largest Meteorite

Name: Hoba "This is an OFFICIAL meteorite name" Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 1920 Country: Namibia Mass: 60 tons The Hoba...

Dino-killing crater shows clues about Ice Age sea level

The massive underwater crater left by the asteroid that exterminated the dinosaurs has provided new evidence that sea levels were much lower during the...

Giant ‘great valley’ found on Mercury

A newly discovered giant valley on the planet Mercury makes the Grand Canyon look tiny by comparison. Located by scientists at the University of...

Asteroid impacts could create niches for early life, suggests Chicxulub crater...

Scientists studying the Chicxulub crater have shown how large asteroid impacts deform rocks in a way that may produce habitats for early life. Around 65...

Meteorites reveal lasting drought on Mars

The lack of liquid water on the surface of Mars today has been demonstrated by new evidence in the form of meteorites on the...

Did Meteorites Bring Life’s Phosphorus to Earth?

Meteorites that crashed onto Earth billions of years ago may have provided the phosphorous essential to the biological systems of terrestrial life. The meteorites...

Research helps explain formation of ringed crater on the Moon

The Moon’s Orientale basin is an archetype of “multi-ring” basins found throughout the solar system. New research reveals how those rings were formed. Using data...

Extraterrestrial impact preceded ancient global warming event

A comet strike may have triggered the Paleocene-Eocene Thermal Maximum (PETM), a rapid warming of Earth caused by an accumulation of atmospheric carbon dioxide...

Unusual martian region leaves clues to planet’s past

Researcher Don Hood from LSU and colleagues at collaborating universities studied an unusual region on Mars—an area with high elevation called Thaumasia Planum. They...

Scientists’ finding supports moon creation hypothesis

A layer of iron and other elements deep underground is the evidence scientists have long been seeking to support the hypothesis that the moon...

World’s second-largest meteorite discovered in Argentina

The second-largest meteorite ever found has been exhumed outside the small Argentinian town of Gancedo. The 30-tonne rock, named after the town, was discovered on...

Best Astronomy Photos of 2016

View the spectacular images by the 2016 Insight Astronomy Photographer of the Year winners for each category, the Young Competition, as well as our...

Death of a dynamo: A hard drive from space

Hidden magnetic messages contained within ancient meteorites are providing a unique window into the processes that shaped our solar system, and may give a...

Traces of Martian biological activity could be locked inside a meteorite

Did Mars ever have life? Does it still? A meteorite from Mars has reignited the old debate. An international team that includes scientists from...

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