... Yes, it's Valentine's Day (!) and looking toward star cluster NGC 346 in our neighboring galaxy the Small Magellanic Cloud, astronomers have noted this heart-shaped cloud of hot, x-ray emitting gas in the cluster's central region. The Eagle Nebula from CFHT . ... Comet NEAT Approaches the Sun . ... Our Earth is not at rest. The Earth moves around the Sun. ... Bright and beautiful spiral galaxy M83 lies a mere twelve million light-years from Earth, toward the headstrong constellation Hydra. ...