Scientists around the world were shocked when a mysterious “alien megastructure” star suddenly went dim on May 18.
Astronomers have had their eye on the star — also known as Tabby’s star — since 2009, when it was first discovered byTabetha Boyajian
at Louisiana State University. It’s special because its bright lights
dim and flicker in a random, unidentifiable pattern, which is really
strange, as far as star behavior goes.
“The weird thing about this star is the constant
brightness for so long, then the unpredictable, relatively short periods
of dimming,” Matt Muterspaugh, astronomer and professor at Tennessee
State University, said.
“It’s been four years since scientists last
noticed the star dim,” Muterspaugh said, and information about it only
became available three months after the star had dimmed.
“This is exciting because it’s the first time we’re seeing it happen in real-time,” he said. Read more (5/22/17)