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News for Norther Colorado and the world

Saturday, December 20, 2014

‘Earth & Sky’ Archives

Sky Tonight—April 15, Moon shines near Saturn

Sky Tonight—April 15, Moon shines near Saturn

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Tonight and tomorrow night – April 15 and 16, 2011 – are wonderful times to identify the ringed planet Saturn! The oval-shaped waxing gibbous moon is near the planet both tonight and tomorrow. It’s even closer to Saturn tomorrow than tonight. The day after tomorrow – on Sunday – the full moon will couple up with Spica, the brightest star in the constellation Virgo. Spica: Speed on Saturn is ... Full Story

Sky Tonight—April 14, Sundial noon and clock noon

Sky Tonight—April 14, Sundial noon and clock noon agree in middle April

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Every year around mid-April, time by the sun and time by the clock agree. For instance, when the midday sun climbs highest in the sky in mid-April, the sundial reads 12 o’clock noon and your local clock time says 12 o’clock noon. Your local clock time is the same as standard clock time, as long as you live on the meridian that governs your time zone. If you live east of the time zone line, then your ... Full Story

Sky Tonight—April 13, Moon close to Regulus – a

Sky Tonight—April 13, Moon close to Regulus – a Royal Star

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Tonight, the waxing gibbous moon shines close to Regulus, the brightest star in the constellation Leo the Lion. Regulus is considered to be the Heart of the Lion in Leo. Regulus is also one of the four “Royal Stars” of ancient Persia. These Royal Stars mark the four quadrants of the heavens. They are Regulus, Antares, Fomalhaut, and Aldebaran. Regulus: Heart of the Lion Four to five thousand ... Full Story

Sky Tonight—April 12, Use moon to locate Cancer the

Sky Tonight—April 12, Use moon to locate Cancer the Crab

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org The moon can guide you to Cancer the Crab tonight – if you are patient. You have probably heard of the constellation Cancer, but there is a good chance you have never seen it. As constellations go, Cancer the Crab is probably the most famous constellation that the fewest people can actually identify in the night sky. Its primary competitors in the famous-but-not-recognizable category are probably Aries the ... Full Story

Sky Tonight—April 11, Moon passes by Gemini stars

Sky Tonight—April 11, Moon passes by Gemini stars

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Tonight, the moon shines near Castor and Pollux, the brightest stars in the constellation Gemini the Twins. As seen mid-northern latitudes, the moon and the Gemini stars shine fairly high in the south to southwest sky at nightfall, and all three luminaries set in the west after midnight. As viewed from middle latitudes in the southern hemisphere, the moon, Castor and Pollux sit low in the northern sky at ... Full Story

Sky Tonight—April 10, Moon approaching Gemini stars

Sky Tonight—April 10, Moon approaching Gemini stars

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Tonight the wide waxing crescent moon passes in front of the constellation Gemini the Twins. The two brightest stars in Gemini are Castor and Pollux. Beyond the fact that both are bright, they don’t really look alike. Pollux is golden in color, and Castor is pure white. These stars are extremely noticeable in the night sky. No other two such bright stars appear so close together. Of course, many myths ... Full Story

Sky Tonight—April 9, Moon can guide you to objects

Sky Tonight—April 9, Moon can guide you to objects in Taurus and Gemini

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Tonight’s moon shines near the border of the constellations Taurus the Bull and Gemini the Twins. This slender moon in the western sky can guide your eye to objects in both constellations. Grab your binoculars, and let’s go outside! Top tips for viewing the night sky with ordinary binoculars As seen from North America this evening, the moon will be next to the faint cluster of stars known as M35, ... Full Story

Sky Tonight—April 8, Star Capella and a heavenly

Sky Tonight—April 8, Star Capella and a heavenly Chariot fly west at nightfall

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org As darkness falls, there are several ways to distinguish the brilliant star Capella from the other bright stars in the western half of the sky. Capella, the northernmost first-magnitude star, is the farthest bright star to your right as you are facing west. In addition, Capella looks yellow, like our sun. Moreover, Capella has a famous trio of starlets accompanying her, dubbed “The Kids.” Capella: ... Full Story

Sky Tonight—April 7, Waxing crescent moon in front

Sky Tonight—April 7, Waxing crescent moon in front of Taurus

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Look in the west tonight after dark to see the waxing crescent moon in front of the constellation Taurus the Bull. Tonight’s moon presents a great jumping-off spot to find your way around Taurus. The star glaring to the left or upper left of the moon is Aldebaran, Taurus’s brightest star. Aldebaran, the ruddy eye of the Bull, is a red giant star and in the autumn of its years. The other bright light ... Full Story

Sky Tonight—April 6, Pleiades cluster above crescent

Sky Tonight—April 6, Pleiades cluster above crescent moon

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Look westward at nightfall to see the Pleiades star cluster above tonight’s smiling lunar crescent. As seen from middle and far northern latitudes, the moon and Pleiades stay out well past dark tonight. For an extra treat, note the soft glow of earthshine on the moon’s dark (nighttime) side with the unaided eye or binoculars. When can you see earthshine on a crescent moon? Top tips for using ... Full Story

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