Nuclear pulse propulsion is a technology that would work. It was being developed in the 1960s. It was stopped because of the nuclear test ban treaty and ...

The vernal equinox occurs as Mercury stands still in Pisces and several of Jupiter’s moons transit in the sky this week.

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...

The idea of an ancient Martian ocean has fascinated scientists for decades. Now, groundbreaking research based on radar scans ...