Scientific American5h
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 ...
NASA Tracking Bus-Size Asteroid Approaching Earth
NASA is tracking a bus-sized asteroid that will be zooming past the Earth today at a speed of nearly 28,028 miles per hour.
Earth 1, asteroids 0: The next generation of planetary defense takes shape at NASA's Jet Propulsion Laboratory
The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...
Dodging dinosaurs’ fate: NASA’s $1.4B asteroid hunter will launch in 2027 to track city-killing space rocks
Ground telescopes have offered our best asteroid data so far, but spotting dark, tumbling rocks from Earth is like finding ...
Dodging Doomsday: NASA’s $1.4 billion telescope will hunt city-killing asteroids, prevent Earth’s next big bang
Surveyor, a $1.4-billion infrared telescope designed to detect asteroids and comets that could pose a threat to Earth.