A pair of distant stars orbit one another in a fast-paced system that would fit inside Saturn, and neither star seems to be the temperature that we’d expect
Source:
https://www.newscientist.com/article/2211009-two-incredibly-fast-orbiting-stars-seem-to-be-the-wrong-temperature/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home