What's the closest Earth has ever been to another star (besides the Sun) and will Earth ever be closer to another star than we are to Proxima Centauri now? - Quora
Proxima centauri hi-res stock photography and images - Alamy
Imagine the Universe!
Proxima Centauri | The closest star to the Sun | BBC Sky at Night Magazine
New planet detected around star closest to the Sun | ESO
Alpha Centauri: Facts about the stars next door | Space
The latest news on the planet around Proxima Centauri
Scientific Notation: The Distance to Proxima Centauri
EarthSky | Proxima Centauri, closest star to our sun
Proxima Centauri really does orbit its two bright neighbours | New Scientist