Astrophysicist Neil deGrasse Tyson says we needn’t worry about the “mansion-sized” asteroid heading toward Earth. The chances of 2024 YR4 colliding with Earth keep shifting, NASA reports. In a recent update shared by NASA the asteroid now has a 1.

Scientists first spotted asteroid 2024 YR4 in December, initially calculating a record-high 3.1% chance of impact. While the odds have since dropped, questions remain. Astrophysicist Neil deGrasse Tyson joins "CBS Mornings Plus" to break it all down.

Famed astrophysicist Neil deGrasse Tyson took to Twitter on Saturday (February 15) to weigh in on the news. He wrote: “At the moment, mansion-sized Asteroid 2024-YR4 has a one-in-fifty chance of hitting Earth in the next eight years.