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Near-Earth Object Impacts News
February 25, 2017

Latest Headlines
updated 5:01am EST

More Near-Earth Object Impacts News
February 25, 2017

Transformations to Granular Zircon Revealed: Meteor Crater, Arizona

July 27, 2016 — Having been reported in lunar samples returned by Apollo astronauts, meteorites, impact glass, and at a number of meteorite craters on Earth, granular zircon is the most unusual and enigmatic type of ... read more

June 15, 2016 — An ancient space rock discovered in a Swedish quarry is a type of meteorite never before found on Earth, and likely a remnant of a massive asteroid collision 470 million years ago that sent debris ... read more

May 26, 2016 — A study of more than 6,000 marine fossils from the Antarctic shows that the mass extinction event that killed the dinosaurs was sudden and just as deadly to life in the polar regions. Previously, ... read more

May 16, 2016 — Scientists have found evidence of a huge asteroid that struck the Earth early in its life with an impact larger than anything humans have experienced. Tiny glass beads called spherules, found in ... read more

Apr. 28, 2016 — New research suggests that the very oldest pieces of rock on Earth -- zircon crystals -- are likely to have formed in the craters left by violent asteroid impacts that peppered our nascent planet, ... read more

Apr. 18, 2016 — Dinosaurs were already in an evolutionary decline tens of millions of years before the meteorite impact that finally finished them off, new research has ... read more

Apr. 14, 2016 — New evidence has been provided to explain why deep sea creatures were able to survive the catastrophic asteroid strike that wiped out the dinosaurs 65 million years ... read more

Feb. 22, 2016 — Approximately 790,000 years ago there were multiple cosmic impacts on Earth with global consequences. Geoscientists have reached this conclusion after dating so-called tektites from various parts of ... read more

Feb. 17, 2016 — For two decades it was thought that most near-Earth objects (NEOs) -- asteroids and comets that may pose a hazard to life on Earth -- end their existence in a dramatic final plunge into the Sun. A ... read more

Feb. 15, 2016 — Hundreds of webcams recorded the historic event: In 2013 February 15, the approach of asteroid (367943) Duende to our planet was being closely monitored by both the public and the scientific ... read more

Dec. 22, 2015 — The discovery of hundreds of giant comets in the outer planetary system over the last two decades means that these objects pose a much greater hazard to life than asteroids, a team of astronomers ... read more

Dec. 16, 2015 — New research has found that in Earth's beginning, meteorites striking the planet may have carried within them an extraterrestrial mineral that, as it corroded in water on Earth, could have ... read more

Oct. 20, 2015 — For more than 30 years, scientists have argued about a controversial hypothesis relating to periodic mass extinctions and impact craters -- caused by comet and asteroid showers -- on Earth. Now ... read more

Oct. 1, 2015 — The debate whether an asteroid impact or volcanic eruptions in India led to the mass extinction 66 million years ago is becoming increasingly irrelevant, as new dates for the eruptions show that the ... read more

Sep. 22, 2015 — There is more oxygen in the core of Earth than originally thought. Geologists have discovered some new findings about Earth's core and mantle by considering their geophysical and geochemical ... read more

Sep. 14, 2015 — Scientists used high-power laser beams to simulate the shock effects of a meteorite impact in silica, one of the most abundant materials in the Earth’s crust. They observed, for the first time, its ... read more

Sep. 11, 2015 — Researchers have found traces of two major meteorite impacts in Sweden, a twin strike that occurred around 460 million years ago. One is enormous, while the other is a tenth of the size of the first. ... read more

Aug. 19, 2015 — Comet impact on Earth are synonymous with great extinctions, but now research shows that early comet impact would have become a driving force to cause substantial synthesis of peptides -- the first ... read more

Aug. 5, 2015 — A NASA camera aboard the Deep Space Climate Observatory satellite captured a unique view of the moon as it moved in front of the sunlit side of Earth last month. The series of test images shows the ... read more

July 21, 2015 — Compared to its celestial neighbors Venus and Mars, Earth is a pretty habitable place. So how did we get so lucky? A new study sheds light on the improbable evolutionary path that enabled Earth to ... read more

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