Called the "Really Habitable Zone," this ingenious notion looks for exoplanets capable of sustaining not just life, but gin and tonic.
A new website lets users design their own Earth 2.0, and learn how easily things can go wrong on Earth-like worlds.
It is truly amazing what you can capture from a light-polluted backyard with a couple of inexpensive gears.
The phenomenon was likened to the fanned tail of a pheasant and considered as a bad omen.
The telescope is due to launch in 2021.