astrophysics
-
Does Our Sun Have a Long-Lost Twin?
The strange configuration of material in the outer reaches of our solar system has led a team of scientists to speculate that the Sun had a companion during its early days. Intriguingly, this scenario could explain the presence of the hypothesised Planet Nine, should it actually exist.
-
Runaway Star Blamed for Black Hole’s Bizarre Disappearing Act
Two years ago, astronomers watched in confusion as the corona of a supermassive black hole quickly faded from view, only to reappear a few months later. New research suggests this strange episode was caused by a runaway star.
-
Gigantic Splotches on the Star Betelgeuse Might Explain Its Freaky Dimming
Betelgeuse — a gigantic star in the final stages of its life — has been acting weird lately, exhibiting dramatic drops in brightness. New research attributes enormous star spots to Betelgeuse’s flaky appearance, though on a scale never seen before.
-
Telescopes Around The World Pick Up Fast Radio Burst Coming From Our Own Galaxy
Astronomers just spotted an extremely bright burst of radio waves emanating from within our own galaxy. The surprising observation could help us understand the mystery behind these enigmatic emissions, known as fast radio bursts.