I was preparing for my early morning class back in January 2025 when I received a notice regarding an asteroid called 2024 YR4. It said the probability it could hit Earth was unusually high. As ...

A new way to calculate the age of Earth's crust has been developed by researchers in the UK. A new way to calculate the age of Earth's crust has been developed by researchers from the University of ...

Earth has scored a disappointing 82 per cent chance of being able to sustain life, according to a new calculation that’s designed to assess whether exoplanets are inhabitable. While the news is ...

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.

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 ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights I was preparing for my early morning class back in ...