... NGC 613: Spiral of Dust and Stars . ... Beginning with a full view of beautiful spiral galaxy M81, follow the insets (left, bottom, then right) to zoom in on a real survivor. ... Unusual Spherules on Mars . ... Announcing Comet C 2002 T7 LINEAR . ... A newly discovered comet may outshine most stars in the sky by May. ... In the Center of the Omega Nebula . ... Grand spiral galaxies often seem to get all the glory, flaunting their young, bright, blue star clusters in beautiful, symmetric spiral arms....