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A new radar system will track 250,000 tiny pieces of space junk. It may help prevent snowballing collisions that could cut off our access to orbit.
Tracking tiny bits of debris in space could help us avoid a potential disaster known as a Kessler event.
Satellite collisions may set off a space-junk disaster that could end human access to space. Here’s how.
Experts worry that debris orbiting Earth could lead to a "Kessler syndrome" domino effect that cuts off human access to space for hundreds of years.
The F-35 can stealthily gather critical target information and relay it back to the Army, giving US ground forces an edge in a tough fight.
The US government is testing surveillance balloons that could track multiple vehicles from 65,000 feet
In a newly discovered FCC filing, it was revealed that the US government is testing surveillance balloons in the US this summer.
China says it has developed a new radar system that can spot US stealth fighters at incredible distances
China says it has a powerful radar that can see through US stealth, but certain limitations prevent it from being the death of the fifth-gen fighter.
US B-52 bombers are getting new ‘eyes’ that will make them deadlier than ever and keep them lethal for decades
US Air Force B-52s are expected to receive a major radar upgrade that will allow it to engage the enemy in new ways, such as maritime strike.
A ‘potentially hazardous’ asteroid bigger than Earth’s tallest skyscraper is about to fly near our planet
An asteroid called 2002 AJ129 will pass within about 2.6 million miles of Earth on February 4. It may be 1,000 feet taller than the Burj Khalifa skyscraper.
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NASA just filmed a ‘potentially hazardous’ asteroid flying near Earth that’s as big as a super-tall skyscraper
Astronomers are recording movies of a worrisome asteroid called 2014 JO25. The space rock may be as big as the tallest skyscrapers on Earth.
Astronomers have filmed a giant, peanut-shaped asteroid flying through space — and one day it just might hit Earth
On Sunday, astronomers at the Arecibo Observatory began recording incredible movies of a near-Earth asteroid called 2015 BN509.