![SOLVED: 15 . Astronomers measure large distances in light-years: One light- year is the distance that light can travel in one year; or approximately 5.88 x 1012 miles Suppose Star is 6.3 x SOLVED: 15 . Astronomers measure large distances in light-years: One light- year is the distance that light can travel in one year; or approximately 5.88 x 1012 miles Suppose Star is 6.3 x](https://cdn.numerade.com/ask_images/0c412cf70a4f4489b6ec104dff3a2fcf.jpg)
SOLVED: 15 . Astronomers measure large distances in light-years: One light- year is the distance that light can travel in one year; or approximately 5.88 x 1012 miles Suppose Star is 6.3 x
![Mysterious object 4,000 light years from Earth releases a giant burst of energy three times an hour | Daily Mail Online Mysterious object 4,000 light years from Earth releases a giant burst of energy three times an hour | Daily Mail Online](https://i.dailymail.co.uk/1s/2022/01/26/15/53399437-10444111-image-a-20_1643210954586.jpg)
Mysterious object 4,000 light years from Earth releases a giant burst of energy three times an hour | Daily Mail Online
![Dr James O'Donoghue on Twitter: "There's an utterly terrifying supermassive black hole out there 40 times wider than the orbit of Neptune, with a mass greater than all the 200 billion stars Dr James O'Donoghue on Twitter: "There's an utterly terrifying supermassive black hole out there 40 times wider than the orbit of Neptune, with a mass greater than all the 200 billion stars](https://pbs.twimg.com/media/FJys15EagAYyeDe.jpg)