There's nothing like a glorious sunset to make you feel like you are in another world - especially if it's green. Watching the sun go down on the planet Osiris would be a "truly alien" experience ...

At midday, Kepler-186f's landscape might look similar to what we see on Earth an hour before sunset, he told NBC News. Or it might not: If the planet lacked an atmosphere to retain and ...

Just as well, then, that getting that out-of-this-world feeling without leaving the planet is easier to do ... For maximum impact, visit at sunset, when the valley is bathed in an unearthly ...

While it resembles an earthly sunset, closer inspection reveals alien oddities ... astronauts should be able to adjust to the planet’s day-night rhythm with relative ease.

Earth is home to some truly bizarre and breathtaking landscapes ... planet. No spacecraft required — just a passport and a plane ticket. Explore some of the most stunning, alien-like places ...

But what makes this series different is that after explaining more about the real, alien-looking landscape, the narrator zooms out to an imagined CGI planet called Janus that is half desert ...