Southwest
Scientists say X-rays from nuclear explosion may deflect asteroids from Earth
Scientists in Albuquerque, New Mexico, say potentially dangerous asteroids could possibly be deflected by exploding a nuclear warhead more than a mile from its surface and showering it with X-rays to send it in a different direction.
Previous methods, as seen in blockbuster movies like “Armageddon” and “Deep Impact,” involved blowing up a nuclear warhead on an asteroid or comet and shattering it into multiple pieces.
But scientists now say the method would change the space object from a lethal bullet headed toward Earth into a shotgun blast of multiple fragments.
Last year, the National Academy of Sciences released a report calling planetary defense a national priority, and according to an ongoing NASA sky survey, the threat is credible.
STADIUM-SIZED ASTEROID DEEMED ‘POTENTIALLY HAZARDOUS’ BY NASA, IS EXPECTED TO MOVE ‘RELATIVELY CLOSE’ TO EARTH
An artist’s impression of a large asteroid impacting at Chicxulub on the Mexican coastline, which caused a mass extinction of dinosaurs 66 million years ago. (Mark Garlick/Reuters)
The sky survey found there are about 25,000 objects big enough to cause varying degrees of destruction to Earth, and only about a third of them have been detected and tracked, according to a press release from the Sandia National Laboratories in Albuquerque.
Many of the objects move invisibly in the sun’s glare. In 2013, a relatively small object created chaos in Russia while a larger asteroid is credited with ending the age of dinosaurs.
“To most people, the danger from asteroids seems remote,” Nathan Moore, a physicist at Sandia National Laboratories said. “But our planet is hit by BB-sized asteroids every day. We call them shooting stars. We don’t want to wait for a large asteroid to show up and then scramble for the right method to deflect it.”
Moore’s team conducted several experiments with Sandia’s Z machine, the most powerful pulsed-power machine on Earth, to monitor the deflection of synthetic asteroids hit by Z’s sudden shocks.
FLASHBACK: STUDY SAYS ASTEROID THAT KILLED THE DINOSAURS ALSO CAUSED A GLOBAL TSUNAMI
2024 ON will be 621,000 miles from Earth on Tuesday night, NASA says. (NASA)
While the machine is on Earth, all experiments are affected by gravity, though Moore’s team was able to beat the inevitable force temporarily to create a better simulation of asteroids floating freely in space.
Moore’s experiments used a technique called X-ray scissors, which removed the skewing effect of friction and gravity for a few microseconds.
The X-ray scissors allowed the model to create the effect of redirecting a free-floating asteroid when hit by a series of nuclear-intensity explosions.
Although the experiments were done in a much smaller environment than space, they could be scaled to predict the effects of nuclear explosions on an actual asteroid.
DINOSAUR-KILLING ASTEROID LIKELY CAME FROM BEYOND JUPITER, STUDY FINDS
An illustration of an asteroid. The asteroid roughly the size of Rome’s Colosseum — between 300 to 650 feet (100 to 200 meters) in length — was detected by an international team of European astronomers using NASA’s James Webb Space Telescope. (N. Bartmann (ESA/Webb), ESO/M. Kornmesser and S. Brunier, N. Risinger (skysurvey.org))
“I started working through the logic of how I could deflect a miniature asteroid in a laboratory just like in outer space,” Moore said. “A key fact was that asteroids in outer space aren’t attached to anything. But in a lab, everything is pulled down by Earth’s gravity, so everything is held in place by its gravitational attachment to something else. This wouldn’t let our mock asteroid move with the freedom of one in outer space. And mechanical attachments would create friction that would perturb the mock asteroid’s motion.”
And that’s where the X-ray scissors came in. The method allowed scientists to release a mock asteroid the size of a tenth of a gram and made of silica, into the free space vacuum.
The material was suspended by foil eight times thinner than human hair, which vaporized instantly when the Z machine fired.
The silica was then left free-floating as the X-ray burst hit it.
NASA COLLISION WITH ASTEROID DIMORPHOS CHANGED BOTH ITS TRAJECTORY AND SHAPE
The DART spacecraft, short for Double Asteroid Redirection Test, atop a SpaceX Falcon 9 rocket is seen Tuesday, Nov. 23, 2021, from Simi Valley, Calif. after launching from Vandenberg Space Force Base. (AP Photo/Mark J. Terrill)
“It was a novel idea,” Moore said. “A mock asteroid is suspended in space. For a one-nanometer fall, we can ignore Earth’s gravity for 20 millionths of a second as Z produces a burst of X-rays that sweeps over the mock-asteroid surface 12.5 millimeters across, about the width of a finger.
“The trick is to use just enough force to redirect the flying rock without splitting it into several equally deadly subsections advancing toward Earth,” Moore added, referring to a real intercept scenario like the recent NASA DART experiment.
The news comes just days after NASA monitored a “potentially hazardous” asteroid moving past Earth last Tuesday.
NASA told Fox News Digital that the rocky object, which has been named 2024 ON, is 350 meters long by 180 meters wide, which roughly equals 1,150 feet by 590 feet — larger than previous estimates.
NASA has deemed the asteroid “stadium-sized” and reported it was 621,000 miles away from Earth, which is considered relatively close. Davide Farnocchia, a navigation engineer at NASA’s Jet Propulsion Laboratory, told Fox News Digital that an asteroid of this size coming this close to Earth only happens every five to ten years.
Although the asteroid was close enough to Earth to be deemed a “potentially hazardous object,” Farnocchia said there is no chance the asteroid would hit Earth. The asteroid would need to be within a couple of hundred miles to be a concern.
The asteroid was one of five that would pass by Earth last week, but the other rocky objects were not expected to come nearly as close as 2024 ON. The four asteroids were between 1.1 to 3.9 million miles away from Earth, and three of the asteroids measured roughly 51 feet in diameter, which is the size of a house.
Fox News Digital’s Andrea Vacchiano contributed to this report.
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Los Angeles, Ca
Protests mark 1-year anniversary of federal agents storming L.A.’s Fashion District
Events and protests were held in downtown Los Angeles Saturday on the one-year anniversary of one of the largest immigration enforcement actions in California.
One June 6, 2025, federal agents stormed the L.A. Fashion District, arresting and detaining dozens of workers.
The enforcement action served as a catalyst, igniting a wave of subsequent raids across Southern California. In response, city leaders affirmed their “unwavering commitment to the immigrant communities” in Los Angeles, as events were held throughout the city to remember those who were deported and those whose immigration cases remain unresolved.
Protesters advocating for immigrant communities gathered outside a federal detention center in downtown Saturday, waving flags and signs. One woman was arrested during a clash with police.
The initial raid in the L.A. Garment District swept up workers, including the father of one woman who described the experience as “one of the most traumatic experiences” of their lives. This operation was among the first deportation actions that resulted in families being separated and triggered days of civil unrest.
At a commemoration event, L.A. Mayor Karen Bass and the Executive Director of the Coalition for Humane Immigrant Rights of L.A. stood together, vowing to protect immigrant communities living in fear.
“We all felt attacked, and I think what’s so critical today, is to know and remember and acknowledge that this is still going on every day,” Bass said.
While the Department of Homeland Security maintains that its enforcement operations target criminals, families of those detained argue that immigration enforcement terrorizes hardworking people. These families contend that many immigrants pay taxes and contribute to society, even if they are not U.S. citizens.
Immigration attorneys report that thousands of individuals are still trying to locate their loved ones. They also highlighted that hundreds of people swept up in immigration raids last year remain detained in facilities, facing medical neglect, inhumane conditions and the denial of basic due process protections.
Watch the full report from KTLA’s Sara Welch in the video at the top of this story.
All facts in this report were gathered by journalists employed by KTLA. Artificial intelligence tools were used to reformat information into a news article for our website. This report was edited and fact-checked by KTLA staff before being published.
Los Angeles, Ca
Pasadena motorist knocked unconscious in unprovoked assault after other driver flashes high beams at him
A motorist was rendered unconscious after what authorities are calling an unprovoked attack that occurred after another driver flashed their high beams at him, authorities say.
According to the Pasadena Police Department, the victim, a 63-year-old man, was driving northbound on Raymond Avenue near Washington Boulevard when a vehicle traveling in the opposite direction flashed him around 1 a.m. Saturday.
“The victim reported that he was driving northbound on Raymond Avenue from Washington Boulevard when he observed a vehicle traveling southbound flashing its high beams at him,” a Pasadena Police Department spokesperson confirmed to KTLA. “The victim stated he stopped his vehicle and exited. He was then assaulted by an unknown suspect. The assault was unprovoked.”
The attack left the man unconscious and with a three-inch deep laceration to his head, police added. Upon regaining consciousness, the man transported himself to Huntington Hospital, and it was around 1:20 a.m. when police responded there to a report of an assault with a deadly weapon and began their investigation.
Upon arriving at the hospital, the victim told police that, due to his injuries, he was not able to provide a description of a suspect, vehicle or the weapon used, nor was he able to tell police the exact location where the assault occurred, although it was confirmed to be somewhere near Raymond Avenue and Washington Boulevard. La Pintoresca Park is located near that intersection.
No further details were immediately available.
Anyone with any information on the incident is asked to contact the Pasadena Police Department right away.
Sofia Pop Perez contributed to this report.
Los Angeles, Ca
Woman killed by driver while crossing PCH in Long Beach
A woman was struck and killed by a driver while crossing the street on Pacific Coast Highway in Long Beach.
On June 3, the female pedestrian was using the crosswalk at Pacific Coast Highway and Pacific Avenue around 4:50 a.m.
She had walked against a red light and was hit by a 19-year-old driver in a Chevy sedan, Long Beach police said.
Despite lifesaving efforts, the woman was pronounced dead at the scene. The driver remained at the scene and is cooperating with the investigation.
“At this time, impaired driving, distracted driving and excessive speed are not believed to be a factor in this collision,” police said.
The woman’s name is being withheld pending identification by the Los Angeles County Medical Examiner.
Anyone who witnessed the crash or has information on the incident is asked to call Detective Joseph Johnson at 562-570-7355.
Anonymous tips can be provided to L.A. Regional Crime Stoppers at 1-800-222-8477 or online at lacrimestoppers.org.
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