Scientific American9h
A Near-Miss with a City-Killer Asteroid Highlights Gaps in Earth’s Defenses
The threat from near-Earth asteroid 2024 YR4 may have subsided, but discoveries of other hazardous space rocks are set to ...
Earth 1, asteroids 0: The next generation of planetary defense takes shape at JPL
The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...
‘City-killer’ asteroid won’t hit Earth in 2032, but don’t worry— another threat is looming
Asteroid 2024 YR4 won’t hit Earth in December 2032, but that doesn’t mean we’re out of the woods forever. Researchers warn ...
Arizona Daily Star2d
Tucson astronomer: Media frenzy about unlikely asteroid impact created real fear
Asteroid 2024 YR4 is no longer headed for Earth, but the fear it caused has astronomers worried about scare tones in the media. The asteroid initially had an approximate 3% chance for impact with ...
NASA warns 'potentially hazardous' asteroid the size of Egypt's Great Pyramid of Giza will make its closest approach to Earth for more than 100 YEARS tomorrow
TN17 is estimated to be around 540 feet in diameter, which is greater than the height of the Pyramid of Giza in Egypt (449 ...
Earth hit by meteorite that originated from a non-existent planet
The solar system was packed with 50 to 100 protoplanets billions of years ago. Not all of them lived to tell the tale of the ...
Science Daily3d
Meteorites: A geologic map of the asteroid belt
Where do meteorites of different type come from? In a review paper, astronomers trace the impact orbit of observed meteorite falls to several previously unidentified source regions in the asteroid ...
Space.com3d
Meteorites and asteroids tracked back to their place of origin in the solar system
Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than ...
ScienceAlert4d
Asteroid May Not Hit Earth in 2032, But It Will Come Back
In late 2024, astronomers spotted asteroid 2024 YR4 on a trajectory that could potentially threaten Earth. This observation ...
600 Million Years Ago, an Asteroid Strike Shook the Planet – And Its Effects May Still Linger
Around 600 million years ago, Earth was home to strange, soft-bodied sea creatures, but a powerful asteroid impact in what is ...