What are spectral types of stars?

Apr 17, 2024 ... Astronomers Discover a 'Sleeping Giant' Black Hole in Our Galaxy—the Second-Closest Known to Earth ... star some 1,926 light-years away. Sep 20, 2024 ... ... Earth's. Because it will come close to Earth at a slow speed, our planet's gravity will pull PT5 in, causing it to temporarily orbit us. 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. May 29, 2014 ... Scientists discover the first Earth-sized planet in its star's habitable zone. ... Over centuries, the planet second closest to the sun was known ... Nov 15, 2018 ... The University of Hong Kong (HKU), has discovered a candidate planet in orbit around Barnard's star, the closest single star to the Sun and second only to the ... Jan 17, 2020 ... ... earth orbiting the Proxima Centauri, the star closest to the sun, only 4.2 light-years away from our Earth. Now, they have managed to trace a ... Apr 17, 2024 ... Gaia-BH3 is located just 2,000 light years from Earth, making it the second-closest black hole to our planet ever discovered. The closest black ... They believe they have found an exoplanet around Barnard's star, which at 6 light-years away is the second-closest star system. Sep 27, 2024 ... Starting Sept. 29, the Earth will have a temporary second “mini moon.” A new asteroid, named 2024 PT5, is set to briefly orbit the planet ... 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 ...