Meteorites key to the story of Earth's layers
A new analysis of the chemical make-up of meteorites has helped scientists work out when the Earth formed its layers.
Researchers determine the origin of Annama meteorite
An international team led by the Spanish National Research Council (CSIC) has determined the orbit of Annama, a new characterized meteorite from a fireball occurred on April 19th 2014 at the Kola Peninsula ...
Second natural quasicrystal found in 4.5-billion-year-old meteorite
A team from Princeton University and the University of Florence in Italy has discovered a quasicrystal—so named because of its unorthodox arrangement of atoms—in a 4.5-billion-year-old meteorite from ...
Cosmologists spends month searching for meteorites in Anarctica
Every austral summer, a group of volunteers heads off to a remote region of Antarctica to set up a field camp on the ice. For the next month, they search the ice and nearby debris piles left by glaciers for ...
Aboriginal legends an untapped record of natural history written in the stars
Aboriginal legends could offer a vast untapped record of natural history, including meteorite strikes, stretching back thousands of years, according to new UNSW research.
Fireball! Meteor going 45,000 mph lights up Pennsylvania sky
A meteor moving at 45,000 mph lit up the sky over western Pennsylvania.
Meteorite may represent 'bulk background' of Mars' battered crust
NWA 7034, a meteorite found a few years ago in the Moroccan desert, is like no other rock ever found on Earth. It's been shown to be a 4.4 billion-year-old chunk of the Martian crust, and according to a new ...
A hard drive from space: Hidden magnetic messages uncovered
The dying moments of an asteroid's magnetic field have been successfully captured by researchers, in a study that offers a tantalising glimpse of what may happen to the Earth's magnetic core billions of years ...
Researchers find levels of nitrogen in meteorites similar to levels in Earth's atmosphere
Study shows how planetary building blocks evolved from porous to hard objects
(Phys.org)—Thinking small has enabled an international team of scientists to gain new insight into the evolution of planetary building blocks in the early solar system.
Meteorite material born in molten spray as embryo planets collided
Asteroids may be a byproduct of planet formation rather than planetary building blocks, according to a recent paper in Nature.
Scientists find meteoritic evidence of Mars water reservoir
(Phys.org)—NASA and an international team of planetary scientists have found evidence in meteorites on Earth that indicates Mars has a distinct and global reservoir of water or ice near its surface.
Contamination of impacted meteorites can happen quickly
A team of scientists has published the results of an investigative survey into the Sutter's Mill meteorite that landed in California in 2012.
Curiosity rover finds active, ancient organic chemistry on Mars
(Phys.org)—NASA's Mars Curiosity rover has measured a tenfold spike in methane, an organic chemical, in the atmosphere around it and detected other organic molecules in a rock-powder sample collected by ...