09 May 2016
Ancient silicate grains reveal histories of stardust in the Galaxy
... Nguyen. The team conclude that the grains, selected from a uniquely primitive carbonaceous chondrite from the Sahara (Acfer 094) and the CR chondrite Queen Alexandra Range 99177, formed under a similar range of conditions, as a systematic difference...
29 January 2020
Material older than the Sun found unexpectedly where it shouldn't be
...; small, rounded particles embedded in most stony meteorites called chondrites. But a new study by researchers at Washington University ...within the Allende meteorite – the largest carbonaceous chondrite ever found on Earth. The meteorite has undergone...
05 March 2021
For the first time, organic materials essential for life have been found on the surface of an asteroid
... which gives rise to the most popular type of meteorite found on Earth – chondrites – typically have low organic contents. As such, studying the organic make-up of chondrites is challenging, especially when all you have to work on is a minute-sized...
February 2016
Is Jupiter Really Our Protective Shield?
... R. Marschall, Francis M. McCubbin, Brian D. Monteleone (2014) Early accretion of water in the inner solar system from a carbonaceous chondrite-like source. Science Vol. 346 no. 6209 pp. 623-626 DOI: 10.1126/science.1256717. 8 Raup, D.; Sepkoski...
September 2019
A new era in planetary defence missions
... the most common type of near-Earth asteroids: those composed of rocky and metallic grains found in ordinary chondrite meteorites. Demonstrating DART’s kinetic impactor technology on this type of potentially hazardous asteroid provides a direct test...
04 April 2016
Astronomers have for the first time found gas-phase ammonia in a protoplanetary disc
... is also found in the atmospheres of some of the planets. It is also one of the dominant compounds found in some carbonaceous chondrite meteorites that have crash-landed in various locations on Earth. The amount of nitrogen in our solar system, along...
