Free Newsletters - Space News - Defense Alert - Environment Report - Energy Monitor
News About Deep Impacts On Earth
May 03, 2015
Meteorites key to the story of Earth's layers
Canberra, Australia (SPX) Apr 21, 2015
A new analysis of the chemical make-up of meteorites has helped scientists work out when the Earth formed its layers. The research by an international team of scientists confirmed the Earth's first crust had formed around 4.5 billion years ago. The team measured the amount of the rare elements hafnium and lutetium in the mineral zircon in a meteorite that originated early in the solar system. "Meteorites that contain zircons are rare. We had been looking for an old meteorite with large zircons, ab ... read more

.
Buy Advertising Media Advertising Kit Editorial & Other Enquiries Privacy statement
Free Newsletters - Delivered Daily Via Email - Space - War - Terra - Energy
..

Satellite Services supplies on-board sub-systems for smallsats and microsats.
..
Will Asteroid 2012 TC4 Hit Earth in October 2017
..
Killer asteroid may have made solid earth splash like water
..
What happens underground when a missile or meteor hits
..
Tempur-Pedic Mattress Comparison & Memory Foam Mattress Review
. .
Space News from SpaceDaily.com
Space radiation may harm astronauts' brains: study

The Dark Matter Conspiracy

Strong Evidence For Coronal Heating Theory

NASA concludes most rigorous super pressure balloon flight to date

Hawaii Says 'Aloha' to NASA's Low-Density Supersonic Decelerator

Tracking Japan's asteroid impact mission

Nepal earthquake on the radar

..
Researchers determine 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 Pe ... more
..
Hunting Hidden Treasures: Antarctic Meteorites Arrive at JSC
Meteorite samples collected in Antarctica over the past two seasons arrived at Johnson Space Center on March 24. The samples will be examined, classified and curated in the Antarctic Meteorite Proce ... more
..
ESA's planetary defence test set for 2020
If an asteroid were spotted headed towards Earth, what could humanity do about it? ESA's latest mission is part of a larger international effort to find out. This month marked the start of pre ... more
..
Double Impact Crater in Canada Formed in Two Separate Impacts
An asteroid smashing into a planet can dramatically alter the planet's habitability by setting back evolution or even encouraging biodiversity. In order to understand how cosmic impacts influence li ... more
..
Largest Asteroid Impacts Found in Central Australia
A 400-kilometer-wide impact zone from a huge meteorite that broke in two moments before it slammed into the Earth has been found in Central Australia. The crater from the impact millions of years ag ... more
..
NASA data reveals mysteries of meteor that struck Chelyabinsk
New data from NASA has revealed some information about the meteor that exploded over Chelyabinsk, Russia in 2013. ... more
..
Second natural quasicrystal found in ancient 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 meteori ... more
..
NASA photographs fireball streaking across Pennsylvania skies
NASA cameras, along with several hundred amateur astronomers, caught a glimpse of an impressive fireball as it streaked across the Mid-Atlantic late Tuesday night into early Wednesday morning. Sightings were reported in Ohio, Pennsylvania and New York. ... more
Free Newsletters - Delivered Daily Via Email - Space - War - Terra - Energy
..
..
Two Years On, Source of Russian Chelyabinsk Meteor Remains Elusive
Two years after a 20-meter rock slammed into the Earth after a meteoroid dramatically fragmented in the atmosphere over the Chelyabinsk region in Russia and injured hundreds of people, its parent as ... more
..
Doubt cast on global firestorm generated by dino-killing asteroid
Pioneering new research has debunked the theory that the asteroid that is thought to have led to the extinction of dinosaurs also caused vast global firestorms that ravaged planet Earth. A team of r ... more
..
Alamo Impact Crater: New Study Could Double Its Size
Carbonate rock deposits found within the mountain ranges of south-central Nevada, USA, record evidence of a catastrophic impact event known as the Alamo impact. This event occurred roughly 382 milli ... more
..
Messages from space -- hidden magnetic messages uncovered
Geologists from the University of Cambridge uncover hidden magnetic messages from the early solar system in meteorites measured at BESSY II. A team of scientists led by Dr. Richard Harrison from the ... more
..
Scientists say a meteorite could be responsible for Antarctic crater
Researchers in Antarctica have discovered what they believe is the remnants of a meteorite impact site. ... more
..
Levitation recreates nature's dumbbells
Splash form tektites are tiny pieces of natural glass created out of spinning drops of molten rock flung from the earth during an extra-terrestrial impact - when the earth is hit by asteroids or com ... more
..
Study casts doubt on mammoth-killing cosmic impact
Rock soil droplets formed by heating most likely came from Stone Age house fires and not from a disastrous cosmic impact 12,900 years ago, according to new research from the University of California ... more
..
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. The results reveal that the meteorite contained a ... more
Free Newsletters - Delivered Daily Via Email - Space - War - Terra - Energy
..
Sierra Pacific Engineering And Products (SPEP) specializes in competitively priced, high quality latches, hinges, hasps, pull knobs, handles, and cam locks.
Our latest products

  • Plastic Hinges
  • Plastic Butt Hinges
  • Butt hinge
  • Cane Bolt
  • Lift Hinges
  • Flush Slam Latch
  • Wire Pulls
  • Cabinet Latch
  • SP on Facebool
  • SP on YouTube
  • ..
    All Four O3B CommSats Put Into Orbit
    All four European communication satellites were put into orbit by a Russian-made Soyuz ST-B rocket from the Kourou space center in French Guiana, a spokesperson for the Russian Federal Space Agency, ... more
    ..
    Preparing for an asteroid strike
    ESA and national disaster response offices recently rehearsed how to react if a threatening space rock is ever discovered to be on a collision course with Earth. Last month, experts from ESA's ... more
    ..
    Asteroid that wiped out dinosaurs nearly knocked off mammals
    The extinction of the dinosaurs 66 million years ago is thought to have paved the way for mammals to dominate, but a new study shows that many mammals died off alongside the dinosaurs. Metathe ... more
    ..
    The Geminids meteor shower should be one of the best this year
    The best meteor shower of the year should put on an impressive display this weekend - weather permitting - with the annual Geminids poised to light up the sky with bright, long meteors visible as fr ... more
    ..
    Losing air
    Today's atmosphere likely bears little trace of its primordial self: Geochemical evidence suggests that Earth's atmosphere may have been completely obliterated at least twice since its formation mor ... more
    ..
    Seismo-Ionospheric effects of 'Chelyabinsk' Meteorite revealed
    The meteorite that hit the Russian city of Chelyabinsk on Feb. 15, 2013, was the cause of a large number of dynamic ionospheric, atmospheric and seismic phenomena. Oleg Berngardt of the Institute of ... more
    ..
    Asteroid impacts on Earth make structurally bizarre diamonds
    Scientists have argued for half a century about the existence of a form of diamond called lonsdaleite, which is associated with impacts by meteorites and asteroids. A group of scientists based mostl ... more
    ..
    Watch the Leonid Meteor Shower light up sky Sunday into Monday
    One of the most anticipated meteor showers of the year is set to peak overnight tonight and all you have to do to see it is look up. ... more
    The contents herein, unless otherwise known to be public domain, are Copyright 1995-2011 - SpaceDaily. AFP and UPI Wire Stories are copyright Agence France-Presse and United Press International. ESA Portal Reports are copyright European Space Agency. All NASA sourced material is public domain. Additional copyrights may apply in whole or part to other bona fide parties. Advertising does not imply endorsement, agreement or approval of any opinions, statements or information provided by SpaceDaily on any web page published or hosted by SpaceDaily. Privacy statement
    Free Newsletters - Delivered Daily Via Email - Space - War - Terra - Energy
    ..
    Buy Advertising Media Advertising Kit Editorial & Other Enquiries Privacy statement