What are X-ray binaries?

Jun 23, 2021 ... The Ross 128 system, with a red dwarf host star located in the Virgo constellation, is about 11 light-years away and is the second-closest ... Nov 15, 2017 ... At just 11 light-years away, it's the second closest exoplanet of its kind to Earth. But the closest one, known as Proxima b, looks to be ... Nov 15, 2018 ... An global team of researchers have discovered a cold super-Earth exoplanet orbiting around the red dwarf Barnard -- the second closest star system to Earth. 5 days ago ... Don't expect a second Sun anytime soon, though. Nov 14, 2018 ... A Super-Earth Has Been Discovered Just 6 Light-Years Away, The Second Closest Planet To Our Solar System. Venus is the second planet from the Sun, and Earth's closest planetary neighbor. It's the hottest planet in our solar system. Nov 15, 2017 ... An important discovery from Europe reveals a likely terrestrial, Earth-mass planet only 11 light-years away. Nov 14, 2018 ... Just six light-years from Earth, the second-closest star system to our Sun hosts a frozen super-Earth, according to new findings by an international team of ... Dec 8, 2020 ... The two bright stars, called Alpha Centauri A and B form a close binary system; they are separated by only 23 times the Earth - Sun distance. Oct 1, 2024 ... Astronomers have discovered an exoplanet less massive than Earth orbiting Barnard's Star. It is the second closest star system to the Sun after the Alpha ...