When scientists spot an asteroid whose trajectory might take it close to Earth, they monitor it frequently and calculate the probability that it might collide with our planet.

Classical probability theory assumes an equal likelihood for all outcomes. For example, if you were to flip a coin, there's an equal change of it landing on "heads" or "tails." Microsoft Excel offers ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Webb telescope captured a photo of the asteroid 2024 YR4 from afar. European Space Agency via AP I was preparing for my ...

The 2024 YR4 asteroid may come close to Earth, but how do experts calculate this potential impact?

I have been studying planetary defense, particularly being part of past, ongoing, and future small body missions. I was part of the NASA/DART mission. I am currently part of the NASA/Lucy mission and ...