A new model of star formation supports the theory that most, if not all, stars are born in a litter with at least one sibling. Our own star at the center of the Solar System is most likely no exception, … Read More
With only one star in the sky, our Solar System appears to be an outlier. Most stars in the Milky Way galaxy have at least one gravitationally bound stellar companion, implying that two-star worlds such as Tatooine are not uncommon. … Read More
Monsters lurk in the cores of all galaxies: supermassive black holes millions or billions of times the mass of our Sun. And as galaxies merge, so, too, do these black holes, which gradually approach each other over millions of years. … Read More
A rare nova visible to the eye If you look carefully into the night sky, you might spot a star that wasn’t visible last week. A star named RS Ophiuchi, located about 4,566 light-years away in the equatorial constellation of … Read More
Using ESO’s Very Large Telescope, an international team of astronomers have found the hottest and most massive double star with components so close that they touch each other. The two stars in the extreme system VFTS 352 could be heading … Read More