Just in time for the holiday season, NASA has released a new photo, from the Hubble telescope, of a distant star shining brightly amongst rings of dust and bearing an uncanny resemblance to a festive wreath. The star, known as RS Puppis, is a whopping 200 times the size of Earth's sun and belongs to a category of stars which are known for their cyclical pattern of growing brighter and then dimmer over time. More on the story at Space.com.