Asteroids

A comet impact 13,000 years ago might have wiped out megafauna
Space could be a trillion dollar industry by 2040
NASA cuts odds of asteroid impact on Valentine’s Day 2046
NASA’s “Lucy” will take a 40,000-mile detour to visit this asteroid
This near-Earth asteroid is 4.2 billion years old and nearly indestructible
The 12 most exciting space missions of 2023
World’s first asteroid-hunting spacecraft to launch in 2028
Ancient killer asteroid created a megatsunami on Mars
Space ads could earn $2 million a day, say Russian researchers 
Astronomers unveil world’s largest digital camera