For decades, the search for alien intelligence has revolved around the question: if someone out there is listening, how could they hear us? A new study combining data from Penn State and NASA’s Jet ...

NASA's Deep Space Optical Communications (DSOC) demonstration has completed its final pass, although there is a chance the system might be reactivated in the second half of 2026.… Carried aboard ...

The RS-25 engine will be used to carry humans on eventual mission to Mars. — -- NASA said it has cleared a milestone in the path to ushering in the next era of human space exploration after ...

In a world that often measures itself in days, years, decades and centuries, a second seems insignificant. But a lot can happen in an instant. It takes a lightning bolt just 30 microseconds to strike ...

In early 2004, the Hubble Space Telescope (which turned 30 this year) gained iconic status by giving us the Hubble Ultra Deep Field (HUDF): a window into the early cosmos showcasing 10,000 of galaxies ...