Most Potential City-Killer Asteroids Lurk Undiscovered Near Earth
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NASA, the European Space Agency (ESA) and others have for decades aimed to discover and catalog all the near-Earth asteroids (NEA…
NASA, the European Space Agency (ESA) and others have for decades aimed to discover and catalog all the near-Earth asteroids (NEA…
In 2013, a massive meteorite exploded over Russia, injuring 1,500 people and damaging hundreds of buildings.
Heute vor zehn Jahren, als die Sonne über Tscheljabinsk in Russland aufging, explodierte der Himmel.
Ten years ago today, as the sun rose over Chelyabinsk, Russia, the sky exploded.
Ten years ago today, as the sun rose over Chelyabinsk, Russia, the sky exploded.
Almost every day, some space rock hits Earth and burns up in a bright fireball across the sky.
Presque tous les jours, un morceau de roche spatiale heurte la Terre et brûle comme une boule de feu brillante dans le ciel.
Presque tous les jours, un morceau de roche spatiale heurte la Terre et brûle comme une boule de feu brillante dans le ciel.
Almost every day, some hunk of space rock impacts the Earth and burns up as a bright fireball in the sky.
Almost every day, some hunk of space rock impacts the Earth and burns up as a bright fireball in the sky.
In April, scientists discovered an asteroid that had an about one in 2,500 chance of colliding with Earth in six months.
In April, scientists discovered an asteroid that had a roughly 1 in 2,500 chance of colliding with Earth in six months’ time.
(Bloomberg Opinion) -- In April, scientists discovered an asteroid that had a roughly 1 in 2,500 chance of colliding with Earth…
CLICK TO EXPAND: Trees flattened by the intense shock wave created in the atmosphere as the space rock exploded above Tunguska…
Asteroid Day falls on the anniversary of a huge impact on Earth, and the point is to learn how to work to protect another.
A former NASA astronaut says the agency he used to work for has a duty to protect civilians from killer asteroids, but that it…
Small asteroids can strike Earth with the force of many nuclear weapons and destroy entire cities.A small fraction of such…
Small asteroids can strike Earth with the force of many nuclear weapons and destroy entire cities.
Russell “Rusty” Schweickart, a retired NASA astronaut, speaks at an event in July 2006.
Small asteroids can strike Earth with the force of many nuclear weapons and destroy entire cities.
, was the first Asteroid Day, which organizers called a “global awareness movement where people from around the world come…
Jelenleg nem tudnnk megvdeni a bolygt egy esetleges aszteroidabecsapdstl. E vszjsl vlemny nem aggodalmaskod laikusoktl, hanem…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
NASA/JPL-Caltech An artist's concept of the NEOCam asteroid-hunting mission. On January 4, NASA announced two new space…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
(An artist's concept of the NEOCam asteroid-hunting mission.NASA/JPL-Caltech) On January 4, NASA announced two new space…
View photosneocam asteroid hunter spacecraft discovery nasa jpl caltechMore (An artist's concept of the NEOCam asteroid-hunting…
NASA/JPL-Caltech On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
On January 4, NASA announced two new space missions to explore the solar system: Lucy, a probe that will visit swarms of…
This story is part of BBC Earth's "Best of 2016" list, our greatest hits of the year.
The questions kids ask about science aren’t always easy to answer. Sometimes, their little brains can lead to big places adults…
On Feb. 6, 2016, around 14:00 UTC (or 9 a.m. EST), a tiny chunk of interplanetary material plunged into Earth's atmosphere and…
Not An Exact Science Show, used by permission On Feb. 6, 2016, around 14:00 UTC, a tiny chunk of interplanetary material…
Photo illustration by Phil Plait. Photos by ESA/Rosetta and NEAR Spacecraft Team/JHUAPL/NASA.
NASA has stepped up preparation to defend Earth against Killer asteroids. The agency is looking into how a nuclear warhead…
If NASA has its way, the human race won't be going the way of the dinosaurs any time soon. The space agency is teaming up with…
The privately funded space telescope will hunt for objects on a collision course with Earth
Just after sunrise on 15 February 2013, as commuters made their way along snow-covered roads to Chelyabinsk in south-west Russia…
NASA is taking a new approach to spotting potentially threatening space rocks hurtling toward earth: Crowdsourcing. Last month…
11/21/13 Planetary security Enable IntenseDebate Comments: Enable IntenseDebate Comments Once in a lifetime, a physicist may…
The asteroid that fell to earth near Chelyabinsk, Russia, gave scientists new insights into the risks of smaller asteroid…
Once in a lifetime, a physicist may get a chance to test his theories and simulations in a real-life event that changes the…
Last Valentine's Day (in the U.S.), a remarkable event took place over Chelyabinsk, Russia. The spectacular explosion of an…
11/11/13 Planetary security Enable IntenseDebate Comments: Enable IntenseDebate Comments Three studies have revealed details of…
Damage from the February 15, 2013 meteor explosion over Chelyabinsk, Russia would have been more severe if the rock hadn’t…
New studies suggest the risk of asteroid collisions is bigger than thought. Don't panic.
A post-Chelyabinsk survey finds ten times more asteroid impacts of its size than previous estimates
Asteroid strikes like the one that occurred over the Russian city of Chelyabinsk in February are much more likely to happen…
On Thursday, news sources reported that scientists are speaking out, warning of the possibility of more asteroids entering earth…
Scientists say the threat of space rocks smashing into Earth is bigger than they previously thought.
Meteor strikes like the one that rocked the Russian city of Chelyabinsk on Feb. 15 probably happen far more frequently than…
A new study suggests we should expect an asteroid strike every decade or two. And one scientist warns that the last asteroid to…
Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the threat of space…
A meteor strike like the one in Chelyabinsk, Russia , earlier this year might seem like a once in a lifetime event, but a new…
Back in February, an asteroid exploded over the Russian city of Chelyabinsk, injuring over 1,000 people and causing extensive…
The meteor that exploded over the Siberian city of Chelyabinsk in February released more than 30 times the explosive energy of…
Three studies have revealed details of the meteor that exploded above Russian city, Chelyabinsk, in February this year.
New research papers revealed that massive meteorites are frequently passing Earth every 30 or 40 years. This is so much…
At its most intense, meteor fireball glowed 30 times brighter than the sun causing skin and retinal burns, say researchers
Brett Smith for redOrbit.com - Your Universe Online A series of recently released papers dealing with the meteor that exploded…
Far more asteroids zoom close to Earth than previously believed, highlighting the need to ramp up efforts to find and track…
The Chelyabinsk meteor that exploded over Russia this past February was much heavier than initially thought – and similarly…
A professor in the US says the explosion of a meteor over Russia in February is a wake up call for a future collision.
The meteor that exploded over Chelyabinsk, Russia, in February 2013 was “a wake-up call,” according to a University of…
Im Februar schockte ein berstender Meteorit über dem russischen Tscheljabinsk Tausende Menschen. Astronomen haben die Wucht des…
20 million space rocks the size of the Chelyabinsk one may be zipping around the solar system
The asteroid that tore through the skies over central Russia in February, injuring more than 1,200 people, had a more powerful…
WASHINGTON – Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the…
More asteroids, like the one that exploded over Chelyabinsk, Russia, in February could become more common, according to a…
WASHINGTON – Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the…
Thu, 07 Nov 2013 04:37:02 GMT By SETH BORENSTEIN The Associated Press Scientists studying the terrifying meteor that exploded…
Three studies have revealed details of the meteor that exploded above Russian city, Chelyabinsk, in February this year.
The meteor that exploded over Chelyabinsk, Russia, in February 2013 was "a wake-up call," according to a University of…
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WASHINGTON — Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the…
Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the threat of space…
In new research, a team of scientists is suggesting that the Earth is vulnerable to asteroid strikes as often as every decade…
About 20 million space rocks the size of the Chelyabinsk one may be zipping around the solar system.
Chelyabinsk Fragment Science/AAAS Months after a 62-foot-wide fireball streaked through the morning sky over Chelyabinsk, Russia…
There are scads of building-size, potentially hazardous asteroids lurking in Earth's immediate neighborhood, and they may be…
Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the threat of space…
Scientists studying the terrifying meteor that exploded without warning over a Russian city this year say the threat of space…
The 500-kiloton meteor flash that flared over the Russian city of Chelyabinsk in February was bright enough to cause sunburn…