Search results for Tunguska

Space Exploration Apr 23, 2014

Video evidence of 26 atom-bomb-scale asteroid impacts since 2000

At a press conference on Tuesday at the Museum of Flight, three prominent astronauts supporting the B612 Foundation presented a visualization of new data showing the surprising frequency at which the Earth is hit by asteroids. ...

Space Exploration Feb 12, 2014

Rock from heavens is a scientists' delight

A year ago on Saturday, inhabitants of the Russian city of Chelyabinsk looked skyward, some frozen in fear that a nuclear war had begun.

Space Exploration Feb 3, 2014

Getting ready for near-Earth asteroids

(Phys.org) —With a mandate from the UN, ESA and other space agencies from around the world are about to establish a high-level group to help coordinate global response should a threatening asteroid ever be found heading ...

Space Exploration Nov 20, 2013

Physicist's journey reveals smaller asteroids could cause bigger problems

Once in a lifetime, a physicist may get a chance to test his theories and simulations in a real-life event that changes the course of his scientific life. But rarely does that opportunity literally fall from the sky.

Space Exploration Nov 6, 2013

First study results of Russian Chelyabinsk meteor published

The meteor that exploded over Chelyabinsk, Russia in February 2013 was "a wake-up call," according to a University of California, Davis scientist who participated in analyzing the event. The work is published November 7, ...

Space Exploration Oct 15, 2013

Astronomers stress need for characterizing population of nearby potential Earth-impactors

The meteor explosion over Russia in February 2013 raised concerns that even small asteroid impactors may wreak some havoc given our heavily populated cities. A new study by NASA scientists aims to improve our understanding ...

Space Exploration Oct 11, 2013

Insight into space collisions from Chelyabinsk fireball

Scientists from the Czech Republic, Finland, and the Russian Federation are presenting today new findings on meteorites recovered after the Chelyabinsk fireball that exploded over Russia on February 15, 2013. The report was ...

Earth Sciences Jul 22, 2013

Fires in Eastern Russian and Siberia

Forest fires are burning north and east of Russia's Irkutsk Oblast. The Irkutsk Oblast is located in southeastern Siberia in the basins of Angara, Lena, and Nizhnyaya Tunguska Rivers.

Space Exploration Jun 29, 2013

Scientists say Russian meteor shockwave went twice around globe

(Phys.org) —Scientists have determined that an asteroid that burned up over Russia in February resulted in a shock wave so powerful that it traveled twice around the globe. They made that determination by means of a system ...

Space Exploration Jun 12, 2013

Researchers claim reexamination of rock samples confirms meteoritic origin of Tunguska cosmic body

(Phys.org) —A team of researchers with members from the U.S., Germany and Ukraine is claiming in a paper they've had published in the journal Planetary and Space Science, that they have found evidence to prove the Tunguska ...

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