You should consult your carâs ownerâs manual for specific details; in general, if you are going to let a car sit for more than six months without being driven, you should change the oil beforehand and drive the car for at least ten minutes a month.
View full size image. Sirius, also known as the Dog Star or Sirius A, is the brightest star in Earth's night sky. The name means glowing in Greek. With a visual magnitude of -1.46, the star is outshone only by several planets as well as the International Space Station. Because Sirius is so bright, it was well-known to the ancients. What came as a surprise to astronomers was the discovery of a companion star, Sirius B, in 1862.
About-face of Polaris steers you due south. Polaris is not the brightest star in the nighttime sky, as is commonly believed. Itâs only about 50th brightest. But you can find it easily, and, once you do, youâll see it shining in the northern sky every night, from N. Hemisphere locations.bout-face of Polaris steers you due south. Polaris is not the brightest star in the nighttime sky, as is commonly believed. Itâs only about 50th brightest. But you can find it easily, and, once you do, youâll see it shining in the northern sky every night, from N. Hemisphere locations.