A Newly Discovered Jupiter-Like World (IMAGE) Penn State Caption A newly discovered Jupiter-like world is so hot that even its nights are like the flame of a welding torch. The gas giant has a 'year' only 1.5 days long, and may have a tail like a comet. Credit R. Hurt (IPAC), NASA/JPL-Caltech Usage Restrictions The image credit must be published along with the image. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.