The impactor believed to have wiped out the dinosaurs and other life forms on Earth some 66 million years ago likely came from the outer half of the main asteroid belt, a region previously thought to produce few impactors. ...
Astronomy
Jul 28, 2021
8
2110
Water is abundant in the solar system. Even beyond Earth, scientists have detected ice on the moon, in Saturn's rings and in comets, liquid water on Mars and under the surface of Saturn's moon Enceladus, and traces of water ...
Space Exploration
Apr 21, 2021
0
279
Scientists from Japan and the U.S. have confirmed the presence in meteorites of a key organic molecule which may have been used to build other organic molecules, including some used by life. The discovery validates theories ...
Analytical Chemistry
Dec 7, 2020
1
1038
The Dishchii'bikoh meteorite fall in the White Mountain Apache reservation in central Arizona has given scientists a big clue to finding out where so-called LL chondrites call home. They report their results in the April ...
Astronomy
Apr 23, 2020
0
137
Meteorites from the far reaches of the solar system delivered large amounts of water, carbon and volatile substances to the Earth. Only then could the Earth host life. Dr. María Isabel Varas-Reus, Dr. Stephan König, Aierken ...
Earth Sciences
Aug 13, 2019
0
398
An international study led by researchers from the Institute of Space Sciences, from the Spanish National Research Council (CSIC) and the Institut d'Estudis Espacials de Catalunya has discovered that carbonaceous chondrites, ...
Earth Sciences
Feb 15, 2019
2
30
A team of Japanese and American scientists has visualized meteorite components at higher resolution than ever before. Their efforts have resulted in an enhanced understanding of substances inside carbonaceous chondrites, ...
Space Exploration
Feb 8, 2019
0
135
Scientists have found the halogen levels in the meteorites that formed the Earth billions of years ago are much lower than previously thought.
Space Exploration
Dec 5, 2017
0
23
According to one longstanding theory, our Solar System's formation was triggered by a shock wave from an exploding supernova. The shock wave injected material from the exploding star into a neighboring cloud of dust and gas, ...
Space Exploration
Aug 3, 2017
2
292
Scientists from Lawrence Livermore National Laboratory (LLNL) have found that, contrary to popular belief, the Earth is not comprised of the same material found in primitive meteorites (also known as chondrites).
Space Exploration
Sep 15, 2016
0
691
