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Saturday, January 31, 2015

‘Earth & Sky’ Archives

EarthSky Tonight – December 22, See the Summer

EarthSky Tonight – December 22, See the Summer Triangle in winter

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.com If you’re driving around tonight, maybe visiting friends or looking at holiday lights, be sure to look for some noteworthy lights in the sky as well. In the west, shortly after sunset, you’ll find a famous “asterism, ” or noticeable pattern of stars, known as the Summer Triangle. The Triangle consists of three bright stars in three different constellations. They are Vega in the constellation Lyra the ... Full Story

EarthSky Tonight – December 21, 2009 Winter

EarthSky Tonight – December 21, 2009 Winter Solstice

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Today is the day of the December solstice – the first day of winter in the northern hemisphere and the first day of summer in the southern hemisphere. At 5:47 p. m. Universal Time (12:47 p. m. Mountain Time) today, the sun reaches its farthest point south of the Earth’s equator, marking the precise moment of this year’s 2009 December solstice. In both the northern and the southern hemisphere, the December ... Full Story

Earthsky Tonight – Dec 20, 2009 Moon and Jupiter

Earthsky Tonight – Dec 20, 2009 Moon and Jupiter close together

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Moon and Jupiter close together on December 20. If your sky is clear, you simply can’t miss the planet Jupiter after sunset. Jupiter will be that blazing point of light to the east (or left) of the waxing crescent moon. Be sure to look for the attractive evening couple at dusk and early evening, because the moon and Jupiter will set beneath your southwestern horizon by mid-evening tonight. Although the moon and ... Full Story

Earthsky Tonight – Dec 19 2009 Ursid meteor

Earthsky Tonight – Dec 19 2009 Ursid meteor shower active the next few nights

Courtesy of EarthSky A Clear Voice for Science www.earthsky.org Some meteor showers, like the Perseids in August, have been watched each year at the same time for many centuries. But the Ursid meteor shower, which peaks in the next day or so, has been observed for only a single century. It was first observed around the turn of the 20th century, when a skywatcher noticed that some meteors seen around this time of year weren’t random in their direction of motion across our ... Full Story

Moon passes close to galactic anticenter star

By Bruce McClure EarthSky Communications Thursday, Nov. 5, 2009 The bright waning gibbous moon rises an hour or more after nightfall tonight. If you look closely, you’ll see a star near the moon. It’s Elnath, the star representing Taurus the Bull’s northern horn. It’s a fairly bright star, though it’ll be obscured by the moonlit glare. After rising, the moon and Elnath stay out all night long tonight. (more…)

EarthSky: Mira the Wonderful, a famous variable star

EarthSky Communications Friday, Oct. 23, 2009 Today’s chart looks southeast on October evenings. That’s where you’ll find the constellation Cetus the Whale. Menkar is the brightest star in Cetus. It’s located about 220 light-years away. Menkar resides in the Head of the Whale, which is shaped like a lopsided pentagon and which is generally the easiest part of Cetus to identify. (more…)

Find the Andromeda galaxy in autumn

By Deborah Byrd EarthSky Communications Saturday, Oct. 18, 2009 The large square pattern on today’s chart is the Great Square in the constellation Pegasus. The constellation Andromeda can be seen as two streams of stars extending from one side of the Square, beginning at the star Alpheratz. I learned to find the Andromeda galaxy by star-hopping from the Great Square to the two stars marked here — first Mirach, then Mu Andromedae. (more…)

Where is the Big Dipper in autumn?

By Deborah ByrdEarthSky CommunicationsThursday, Oct. 8, 2009At this time of year, the most famous star pattern visible from this hemisphere — the Big Dipper — is low in the north during the evening hours. It’s tough to spot the Dipper in the evening at this time of year, especially in the southern states, although you’ll see it before dawn around now, ascending in the northeast. (more…)

White House star party kicks off astronomy events

This week, the White House kicks off a series of astronomy events with a star party. (more…)

Berthoud Meteorite: 5 Years of State’s 5th Fall

By Suzanne Metlay Secure World Foundation A whistling noise and a thump …  and then a discovery that would change their lives, a rock from another world landed in their horse pasture near Berthoud. Megan Clifford and her son Andy found what is now officially recognized as the Berthoud meteorite on Oct. 5, 2004. The Berthoud meteorite is one of only five “falls” discovered in the state of Colorado. A fall is witnessed during and collected after its descent through Earth’s ... Full Story

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