Eta Carinae's Homunculus Nebula (IMAGE) Trinity College Dublin Caption Eta Carinae's Homunculus nebula. Right: Zooming in by 500 times, the new high-resolution image of the heart of Eta Carinae showing the collision between the two winds. This region is about 100 times larger than the diameter of each of the two stars. The yellow ellipse is the binary orbit. The two red dots indicate the positions of the two stars at the time of observation. Credit ESO (left) and Gerd Weigelt (right). Usage Restrictions Please credit ESO and Gerd Weigelt. 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.