22 January 2020
2.2 billion year old impact crater is confirmed as Earth's oldest
...ago. Unfortunately any telltale signs that mark out a meteorite strike, however worn away they might be, have not...crystals that left a "shocked" imprint in them when the meteorite struck Earth. Monazite is a reddish-brown phosphate mineral containing ...
July 2014
Preventing catastrophic impact
... and 20 others were injured, and damage was caused to property in the state of Orissa in India by a fragment of a massive meteorite; • 7 June 2006: there was an explosion in the Norwegian mountains, similar in magnitude to the atomic bomb that was...
August 2018
Measuring the pulse of Mars
... the insides of a human body One of InSight’s primary objectives is to study seismic waves that originate either from meteorites striking the ground or from the martian equivalent to an earthquake; the aptly named Marsquake. These pulses or waves...
13 March 2015
Ceres breakthrough: NASA's Dawn is first probe to visit a dwarf planet
... the first thing we did was show that the body the geochemists had predicted from the meteoritic evidence was the body that we found. That in turn validated the solar system model. It wasn't really...
22 December 2021
Scientists present the first-ever analysis of samples retrieved from Ryugu
...porous; so much so that it is more porous than any carbonaceous meteorite that has been studied before. As part of their research, the ... chondrules. CAIs are found in carbonaceous chondrite meteorites and contain high-temperature minerals. They are ...
February 2016
Protecting Earth from cosmic disasters
... the necessity of developing measures for its prevention. Planetary Safeguard System The unexpected fall of the Chelyabinsk meteorite showed that humanity has neither effective methods for detecting dangerous celestial bodies nor the capacity...
