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

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

At some point, on a cool summer evening, Mike listened to a baseball game crackle out of his back porch window for the last time […] ...

The dusk departure for the Falcon 9 rocket at Vandenberg Space Force Base delivered a Monday night display in the sky en ...

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 zodiacal light shines in the evening as the Moon reaches Last Quarter and skims past Spica and Antares in the sky this ...

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 "parade of planets" in the evening sky continues. Starting the evening of Feb. 22, Mercury will join the lineup but it ...

NASA has released stunning images of mysterious colorful clouds drifting in the sky over Mars. Captured by NASA's Curiosity ...

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

Credit: NASA/JPL-Caltech/MSSS/SSI/Cover Images NASA has unveiled a series of stunning new images capturing vibrant clouds ...

The night sky is the window to the rest of our universe, but it is also great for lovers. It is wonderful being in the dark with the one you love. Then you add a full moon in the sky to enhance ...