Over the years, the spacefaring nations of Earth have sent dozens of probes and rovers to explore Mars.
Scientists are moving forward with plans to intentionally smash a spacecraft into a huge nearby asteroid in 2022 to see inside the space rock.
Congress got the word from NASA on Tuesday about its options for dealing with the threats posed by asteroids and comets
A catastrophic meteor strike that would trigger the kind of destruction blamed for wiping out dinosaurs millions of years ago is unlikely
An asteroid the size of a city block will pass by Earth this weekend, but have no fear: There's no danger of it hitting our planet.
Remember that massive meteorite that crashed down in Russia last week? Well, it arrived a couple thousand years before scientists had predicted
Many South Floridians reported seeing a flare-like object in the sky Sunday night, and one person may have captured it on video.
Russian Deputy Prime Minister Dmitry Rogozin Saturday proposed establishing a common defense system to counter space threats
The extraterrestrial double whammy that Earth only partially avoided on Friday has triggered an immediate response from astronomers.
A terrifying meteorite shower left more than 950 people injured, buildings devastated and the mobile network wiped out when it hit Russia this morning.
Asteroid 2012 DA14 makes its closest approach to Earth at 2:25 p.m. ET Friday, and the world’s astronomers have been on the lookout for it.
Scientists at Deep Space Industries have put a value on an asteroid set to buzz past Earth this week of $195 billion
Scientists say they are sure there is no chance of the 150ft (45.7m) wide space rock hitting the planet.
A close encounter of the rocky kind is set for Feb. 15, when an office-building-size asteroid will speed past Earth fcloser than some communications satellites.
29-42 of 46