YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.
YR4, which orbits the sun every four years and periodically crosses Earth's orbit. The nature of its orbit makes it a ...
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The space rock caused quite a stir after astronomers first spotted it last year on a trajectory bringing it uncomfortably ...
In October, a craft from the European Space Agency is on the way to get an up-close look at the asteroid's remnants. NASA is additionally working on an asteroid-hunting telescope known as the ...
Here are today's general risks from asteroids or comets both tiny and very large. Importantly, even relatively small rocks can still be threatening, as the surprise 56-foot (17-meter) rock that ...
Once the new measurements were taken and the math was done, the probability of YR4 hitting the Earth began to decline, ...