Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An unusual asteroid traveling near Earth is thought to be a chunk of the moon, but exactly how it ended up zooming through the solar system has remained a mystery. Now, researchers say they’ve made a […]
Tag: nearEarth
Nearly 30,000 objects are hurtling through near-Earth orbit. That’s not just a problem for space
Once upon a time, gazing at the night sky was an escape from manmade messiness on Earth. Not anymore. Nearly 70 years after the launch of Sputnik, there are so many machines flying through space, astronomers worry their light pollution will soon make it impossible to study other galaxies with terrestrial telescopes. Then there is […]
Scientists discover near-Earth asteroid hours before it exploded over Berlin
In the wee morning hours on Sunday (Jan. 21), a tiny asteroid came hurtling through the sky and smashed into Earth’s atmosphere near Berlin, producing a bright but harmless fireball visible for miles around. Such sightings typically occur a few times a year — but this one was unique because it was first detected by […]