When bright stars are covering other stars Barnard's star distance 6 light-years like in one computer game has been told has the planet. Super-Earth, what orbits quite near of this flare-star, which is quite near to us. And that thing is quite amazing because there have been found the Super-Earths around other stars, what is brighter and farther away from Earth than Barnard's Star. That thing makes sometimes people think that there is something wrong with this kind of object. And people are asking, why the planets of Proxima Centauri, what is the nearest star of Earth found the only couple of years ago? Gliese 581 is quite a similar star with Proxima Centauri and the distance to that star is 20 light-years. And that exoplanet system is known better than the Proxima system. Here I must ask one question, is the Proxima Centauri worse observation target than some red dwarf at 20 light-years away from us? The double star or two brown dwarfs, what is orbiting together and for