The dwarf planet 1 Ceres is in conjunction with the Sun at 5 P.M. EST today. While this means we can't see Ceres for now, we ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

At peak magnitude, seek out the goddess of love planet in a clear blue sky in the west-southwest during daylight hours, being ...

The Falcon 9 rocket, which lifted off from Vandenberg Air Force Base, took flight during evening twilight, when light from ...

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings.

The phenomenon of twilight clouds was first observed on Mars in 1997 during NASA’s Pathfinder mission. However, it wasn’t ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

The night sky is the window to the rest of our universe but it’s also great for lovers. It’s great being in the dark with the ...

The four-planet lineup that began in January concludes by mid- to late February, as Saturn sinks increasingly lower in the ...

From planets and constellations, to eclipses and the Aurora Borealis, here's what to look for in the sky this spring ...