NASA, Earth and 99942 Apophis

An asteroid hit Earth hours after it was detected, evading NASA's early warning system, in the third close call of its kind ...
When Apophis was discovered in 2004, initial calculations indicated that it could approach Earth with a risk of collision.
Last month, an asteroid impacted Earth's atmosphere just hours after being detected — somehow, it managed to circumvent ...
NASA is on high alert as a massive asteroid, named 99942 Apophis and dubbed the "God of Chaos," approaches Earth, with ...
The successor mission, NASA's NEO Surveyor (Near Earth Object Surveyor), will be the first space telescope that will be ...
That small streak of light represented the end of a NASA-led mission suffused with peril. Lauretta and his colleagues had ...
We’re showing that, everywhere we look now, there was some sort of magnetic field that was responsible for bringing mass to ...
Previously it was believed Uranus' moons were desolate, desert-like worlds, but now it seems that the data from the Voyager 2 ...