Science is a story of coming up with theories then doing our best to disprove them. That is especially true for theories on a ...

According to Dean Duffy, the new NASA administrator, a rock sample collected by the Perseverance rover was the "clearest sign ...

Andrews’s article notes that the cause of the observed acceleration of some items passing through our solar system is unclear ...

Three celestial bodies are about to meet up for one night in September in a conjunction that should be widely visible in the U.S. – including Florida.

NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.