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News for Norther Colorado and the world

Friday, May 29, 2015

‘Earth & Sky’ Archives

Earthsky Tonight – March 27, 2010 Moon’s

Earthsky Tonight – March 27, 2010 Moon’s closest approach in March

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org The moon comes closest to the Earth for all of this month on March 28, 2010, at 5 hours Universal Time. For the central US, that puts the moon’s closest approach at 0 hours Central Time on March 28. The designation 0 hours on March 28 means midnight March 27-28. In other words, that is midnight tonight Central Time. At this magic hour, the waxing gibbous moon will be 361,876 kilometers (224,861 miles) distant. ... Full Story

Earthsky Tonight — March, 26, 2010: Moon swings

Earthsky Tonight — March, 26, 2010: Moon swings close to Regulus

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Can you find the star that is shining close to the big and bright waxing gibbous moon tonight? That is Regulus, the brightest star in the constellation Leo the Lion. Regulus is the only first-magnitude star to sit almost exactly on the ecliptic. The ecliptic is the Earth’s orbital plane projected outward onto the sphere of stars. The ecliptic is often shown on sky charts, because the moon and planets are always ... Full Story

Earthsky Tonight — March 25, 2010: Moon and Mars

Earthsky Tonight — March 25, 2010: Moon and Mars guide to Beehive star cluster

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org If you observed the moon last night, you know that the planet Mars appeared to the upper left of the moon. This evening, you will find Mars as a bright orangish “star” to the upper right of the moon. You will need a medium sized telescope and good seeing conditions to see much on Mars, but a small telescope or even a good pair of binoculars will show you many features on the moon. The large dark spots are lava ... Full Story

Earthsky Tonight — March 24, Moon close to Mars

Earthsky Tonight — March 24, Moon close to Mars

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org If you have been tracking the moon over the past few evenings, you know that it has been passing through some of the major players in the late winter, early spring skies. It skimmed the Pleiades star cluster on Saturday, then it plodded through Taurus the Bull, across Gemini the Twins and after midnight tonight it slips into Cancer the Crab. However, unlike Taurus and Gemini, Cancer is a very faint ... Full Story

Earthsky Tonight — Earthsky Tonight

Earthsky Tonight — Earthsky Tonight

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Tonight, the waxing gibbous moon shines in front of the constellation Gemini, and is flanked by two beautiful stars. To the north of the moon is Capella, the beacon star in the constellation Auriga the Charioteer. To the moon’s south you will find Procyon, the brightest light in the constellation Canis Minor the Little Dog. When you look at the moon at the same time each day, the moon appears to be farther east ... Full Story

Earthsky Tonight — Moon between Capella and

Earthsky Tonight — Moon between Capella and Betelgeuse

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org The rather wide waxing crescent moon will be shining in between two brilliant stars tonight. Capella, the brightest star in the constellation Auriga, will be beaming north of the moon, while Betelgeuse, the star marking the right shoulder in the constellation Orion, will be shining south of the moon. The moon swings full circle in front of the starry heavens in a little over 27 days. Twenty-seven days from now – on ... Full Story

Earthsky Tonight —Saturn closest, brightest,

Earthsky Tonight —Saturn closest, brightest, opposite the sun

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org The planet Saturn is at opposition today. That means Saturn is opposite the sun in Earth’s sky. At opposition, Saturn rises in the east at sunset and sets in the west at sunrise. This is when Saturn comes closest to Earth for all of 2010. As a result, it is when Saturn shines most brilliantly in our sky. If you had a bird’s-eye view of the solar system today, you would see our planet Earth passing ... Full Story

Earthsky Tonight —The 2010 equinox comes on March 20

Earthsky Tonight —The 2010 equinox comes on March 20

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org The March equinox marks that special moment when the sun crosses celestial equator, going from south to north. It happens today at 17:32 Universal Time, or 11:32 a.m. Mountain Daylight Time. The March equinox signals the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. The equinox is a hallmark in Earth’s orbit, but it is also an event that happens on the imaginary dome of Earth’s ... Full Story

Earthsky Tonight — On eve of equinox, moon between

Earthsky Tonight — On eve of equinox, moon between Pleiades and Ram’s Head

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Just after sunset tonight you will spot the crescent moon above the western horizon. The moon floats between the faint head stars of the constellation Aries and the mythic sisters in the constellation Taurus, known as the Pleiades. The waxing crescent moon is only four days past new so it still appears to us as a rather thin crescent. This is a great time to tour the moon with your binoculars or telescopes. The ... Full Story

Earthsky Tonight — March 18: Venus in Pisces, moon

Earthsky Tonight — March 18: Venus in Pisces, moon in Aries

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Tonight, as soon as it gets dark, the waxing crescent moon can help you locate the small constellation Aries the Ram. Look to the west, just above the place where the sun went down. You will see the thin crescent by the head of the constellation Aries. Although we draw in the constellation Pisces, this faint group of stars is not really visible at this time of year. Given clear skies, there is no way that you ... Full Story

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