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 total solar eclipse is a rare event that can be an amazing thing to witness. Learn about solar eclipses and how to observe one safely.
Venus is the second planet from the sun, and is about the same size as Earth. It is a terrestrial planet, meaning it has a solid surface. But the harsh conditions on Venus make it very inhospitable. Two spacecraft, Pioneer Venus 1 and Magellan, were able to penetrate the thick atmosphere of this planet.