The highest ranking of an asteroid was 99942 Apophis, which briefly reached level 4 on the scale for a few days after its discovery in 2004. (Further analysis revealed that its orbit in 2036 will ...

further observations eventually allowed astronomers in 2021 to rule out the possibility of an impact when the asteroid makes a close flyby to Earth in 2029 and again in 2036. In the coming years ...

further observations eventually allowed astronomers in 2021 to rule out the possibility of an impact when the asteroid makes a close flyby to Earth in 2029 and again in 2036. In the coming years ...

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 ...

Asteroid Apophis, 1,500 feet wide, swings close to Earth in 2029 and 2036, but scientists have ruled out a possible Earth impact – at least, for the next 100 years. Until then, we can worry ...

This briefly rose to a 2.7 percent chance, before further observations ruled out a collision in 2029, as well as in 2036 and 2068, though they will still be close encounters. Asteroid 2024 YR4 has ...

Asteroid impact was first identified by the ... with a one in 25 chance of smashing into Earth in 2036. The ominous spinning rock was soon named "Apophis", after an Egyptian god, "the Uncreator".

Emporia State University's Peterson Planetarium is all about asteroids in March, with a focus on one asteroid in particular.