NASA’s Lucy mission is key to helping us understand the early history of our solar system as it studies asteroids like the Donaldjohanson. What is it? Named after the paleoanthropologist

This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. Everything in space – from the Earth and Sun to

Astronomers have confirmed a rare and extraordinary discovery: the third known interstellar object to enter our solar system. Named 3I/ATLAS, where 3I stands for “third interstellar”, and designated C/2025 N1

Without gravity, your muscles don’t really need to work very hard. This may sound nice in theory — but there can be some pretty serious consequences down the line. For