Diamonds Provide Evidence of a Lost Planet That Once Roamed Our Solar System
Fragments of a meteorite that fell to Earth more than a decade ago provide compelling evidence of a lost planet that once roamed our solar…
Meteorites
Scientists Discover Bits of the Solar System in an Antarctic Glacier
On rare calm days, the most striking thing you notice at an altitude of more than 8,000 feet on an Antarctic glacier is the silence….
Hypatia Stone Contains Mineral Compounds Unlike Anything on Earth, Known Meteorites or Comets
In 2013, researchers announced that a pebble found in south-west Egypt, was definitely not from Earth. By 2015, other research teams had announced that the…
Halogen Levels in Earth-Forming Meteorites Lower Than Previously Thought
Researchers have found the halogen levels in the meteorites that formed the Earth billions of years ago are much lower than previously thought. The research…
Micrometeoroid Showers Make Big Impact on Mercury’s Thin Atmosphere
New research sheds light on how certain types of comets influence the lopsided bombardment of Mercury’s surface by tiny dust particles called micrometeoroids. Mercury, our…
MIT Geologists Trace Mercury’s Origins to Rare Meteorite
A newly published study shows that Mercury underwent a period of rapid cooling and that the planet likely has the composition of an enstatite chondrite…
Surface of Ceres Consists of Billions of Years Worth of Meteorite Material
A new set of high-velocity impact experiments from Brown University reveal that the dwarf planet Ceres may be something of a cosmic dartboard: Projectiles that…
NASA TV Will Broadcast Perseid Meteor Shower Program
NASA TV will host a program for this week’s Perseid meteor shower, which is expected to be one of the best in years. NASA’s Marshall…
Scientists Discover Evidence of Methane in Martian Meteorites
A newly published study details the discovery of methane in Martian meteorites, a possible clue in the search for life on the Red Planet. The…
Meteorites Were Byproducts of Planetary Formation, Not Building Blocks
A newly published study from researchers at MIT and Purdue University reveals that chondrules were byproducts of a violent and messy planetary process, not building…
Martian Rock Reveals a Record of the Planet’s Climate
New research on a Martian rock reveals a record of the planet’s climate billions of years ago, back when water likely washed across its surface…
Scientists Use Meteorite to Measure Ancient Solar Nebula Magnetic Fields
Scientists from the Harvard-Smithsonian Center for Astrophysics have succeeded in determining ancient solar nebula magnetic field strength by measuring the field recorded in chondrules from…
Geochemical Meteorite Data Reveal How Mars Lost Its Water
Using geochemical meteorite data to understand how the volume of water has changed on Mars over its history, a new study from the Tokyo Institute…
Martian Meteorites Yield Clues to the Planet’s Early Atmosphere
Using data from meteorites that fell to Earth from Mars, scientists investigate the chemical composition of the Martian atmosphere throughout history, and learn whether the…
Scientists Discover Evidence of Water in Martian Meteorite
NASA scientists have discovered evidence of past water movement throughout a Martian meteorite known as Yamato 000593. A team of scientists at NASA’s Johnson Space…
Lunar Rock Samples Reveal Evidence of a Huge Meteorite Strike
Lunar rock samples reveal evidence of a huge meteorite strike 4.2 billion years ago. A WA geologist analyzing lunar rock samples collected during the Apollo…
Researchers Discover Sample of Ancient Martian Crust
Based on an analysis of a 4.4 billion-year-old Martian meteorite discovered in the Sahara desert, researchers believe they have uncovered the first recognized sample of…
Evidence That Organic Material Can Survive the Impact of a Meteorite
In a newly published study, researchers from the Natural History Museum provide the first evidence that any organic material, either inside a meteorite or already…