There's a lot less sky and a lot more moon in view for Firefly Aerospace's "Ghost Riders in the Sky" mission.

Twenty years ago today, I watched TV coverage of a probe descending toward the surface of Titan, a moon of Saturn ... the painted moonscape clashed with the real one. The artwork, from the ...

Now, one team has concluded that 2024 PT5 is a chunk of the real moon. The rock was most likely flung into space by an impact on the lunar surface that occurred sometime within the past tens of ...

In Joshua Tree, California is an extraordinary house that looks like it was built by aliens. Eerie earthen mounds rise out of the Mojave Desert like a cluster of giant-sized termite nests. The ...