... International Space Station: Find the Astronaut . ... Massive Stars Resolved in the Carina Nebula . ... Isolating a massive star can be problematic, however, since what seems to be a single bright star might actually turn out to be several stars close together. An Apollo 15 Panorama: Astronaut Exploring . ... In this recent example, the plane of our Milky Way galaxy stretches parallel to the horizon, the galactic center's star clusters, dark dust clouds, and glowing nebulae hovering in the west. ...