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Saturday, April 20, 2024

Posts Tagged ‘orbit’

Sky Tonight—January 2, Earth’s closest

Sky Tonight—January 2, Earth’s closest approach to the sun in 2011

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org When 2011 began on January 1, our planet Earth was very close to its perihelion – its closest point to the sun for the year. That closest point will come tomorrow. In 2011, Earth will be closest to the sun on Monday, January 3 at 19 hours Universal Time (12 p.m. Mountain Time). How do I translate Universal Time to my time? Earth is closest to the sun every year in early January, when it is winter for the ... Full Story

EarthSky Tonight—September 19, Venus brightest for

EarthSky Tonight—September 19, Venus brightest for 2010

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Comet Hartley 2 might brighten to binocular object by late September 2010 Venus is the brightest planet and it is brightest this week in the evening for all of 2010. Look outside shortly after sunset and you cannot miss Venus. It is an eerie light low in the southwestern sky. Venus’ brightness will surprise you if you have never noticed it before. It is so bright that, around now, many people will report Venus as a UFO. However, ... Full Story