Virgo, a constellation and the sixth sign of the zodiac. The name means the virgin. The constellation contains Spica, a bright double star. In northern latitudes, Virgo is visible in the evening during the spring and early summer.
A lunar land rush is the most likely thing in the world (or, rather, out of it). As private companies gaze spaceward with dollar signs in their eyes, it's time to start settling some questions about space ownership, use and management.
A single pulsar is fascinating enough, but as a set, these rapidly rotating neutron stars help scientists figure out mysteries of the universe.