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    Links to dealers and manufacturers of telescopic antenna masts, poles, antenna mounts. Hard to find masts, expecially designed to support antenna for portable, emergency or field day use

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    Internet and Radio/PodcastHam Radio podcast </a

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    Antennas/Slim JimAn home made slim jim antenna for 2 meters band by VU2TQC

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    Manufacturers/Alternative Power/Solar PanelsSolar Panels, Grid Tie Systems, Solar Power Kits, Solar Cells and more.

  • Spek

    Updated: 2011-02-28 23:35:24
    Software/Spectrum analyzersSpek helps to analyse your audio files by showing their spectrogram. Spek supports all popular lossy and lossless audio file formats. Spek is free software available for Unix, Windows and Mac OS X.

  • Answer Now Posted for WITU #138

    Updated: 2011-02-28 21:14:19
    A launch image, but of what spacecraft? Find out the answer to last week’s Where In The Universe challenge back on the original post. We’ll have a new WITU challenge for you later this week. © nancy for Universe Today, 2011. | Permalink | No comment | Add to del.icio.us Post tags: Where In the [...]

  • Incredible Video of Shuttle Approaching ISS, Taken from Earth

    Updated: 2011-02-28 16:51:11
    Award winning photographer Theirry Legault sent us a note about some amazing new video he shot of the space shuttle Discovery getting ready to dock with the space station. Legault took the video on Saturday evening (Feb. 26, 2011) at 18:40 UT from Germany, showing Discovery and the ISS about a hundred meters apart, 30 [...]

  • Discovery from the air

    Updated: 2011-02-26 00:41:00
    Astronomy Blog You are : in Astronomy Blog archive Discovery from the air An astronomy blog usually but not always based in the UK . Pondering questions such as What is in an exoplanet name Discovery from the air This week saw the final launch of the Space Shuttle Discovery . The mission STS-133 is an 11 day mission taking supplies to the International Space Station . The mission also has robonaut R2 the first humanoid robot to go into . space There were some nail-biting moments during the countdown when there was a no-go from the Range Safety Officer because there was a fault with their command computer . That , finally , became a go with about 2 seconds to spare in the planned hold . The launch went well and looked great via NASA's HD Ustream channel The Ustream audience peaked somewhere

  • NASA's shuttle Discovery heads to space station on its final mission Astronomy Magazine

    Updated: 2011-02-25 23:14:39
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  • NASA's shuttle Discovery heads to space station on its final mission Astronomy Magazine

    Updated: 2011-02-25 23:14:38
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  • PS1 telescope establishes near-Earth asteroid discovery record Astronomy Magazine

    Updated: 2011-02-25 23:14:37
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  • PS1 telescope establishes near-Earth asteroid discovery record Astronomy Magazine

    Updated: 2011-02-25 23:14:34
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  • iOptron iEQ45 Astronomy Magazine

    Updated: 2011-02-25 23:14:33
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  • iOptron iEQ45 Astronomy Magazine

    Updated: 2011-02-25 23:14:33
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  • Orion SkyQuest XX14g Astronomy Magazine

    Updated: 2011-02-25 23:14:32
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  • Orion SkyQuest XX14g Astronomy Magazine

    Updated: 2011-02-25 23:14:30
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  • Planet formation in action Astronomy Magazine

    Updated: 2011-02-25 15:13:43
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  • Planet formation in action Astronomy Magazine

    Updated: 2011-02-25 15:13:42
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  • Videos from the 2011 Tucson Gem and Mineral Show Astronomy.com blog Astronomy.com Online Community F

    Updated: 2011-02-25 15:13:41
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  • Videos from the 2011 Tucson Gem and Mineral Show Astronomy.com blog Astronomy.com Online Community F

    Updated: 2011-02-25 15:13:40
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  • Zhumell's 25x100 binoculars capture lots of light Astronomy Magazine

    Updated: 2011-02-25 15:13:38
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  • Zhumell's 25x100 binoculars capture lots of light Astronomy Magazine

    Updated: 2011-02-25 15:13:33
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  • Open cluster NGC 2421, open cluster NGC 2477, and emission nebula Sharpless 2–311 Astronomy Magazi

    Updated: 2011-02-25 15:13:24
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  • Open cluster NGC 2421, open cluster NGC 2477, and emission nebula Sharpless 2–311 Astronomy Magazi

    Updated: 2011-02-25 15:13:18
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  • Sidereal Motion

    Updated: 2011-02-25 13:56:53
    Subscribe Give a Gift Archives Customer Service SEARCH Health Medicine Mind Brain Technology Space Human Origins Living World Environment Physics Math Video Photos Podcast RSS Blogs Bad Astronomy Northwest US fights against alt-med Two difficult court cases protect the public’s health Sidereal Motion A few days ago I posted a video by José Francisco Salgado showing the sky over telescopes in Chile . He’s just put up another one , this time showing the motion of the sky over several observatories : Sidereal Motion Sidereal motion is literally the movement of the stars the apparent rising and setting caused by the rotation of the Earth . You don’t notice it second-by-second as you watch the sky , but over minutes and hours the inevitability of our planet’s angular momentum makes itself known

  • Superfluid and superconductor discovered in star's core Astronomy Magazine

    Updated: 2011-02-24 16:36:40
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  • NASA’s first robot astronaut set to blast into space Astronomy.com blog Astronomy.com Online Communi

    Updated: 2011-02-24 00:34:03
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  • NASA’s first robot astronaut set to blast into space Astronomy.com blog Astronomy.com Online Communi

    Updated: 2011-02-24 00:34:02
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  • Ask Astro web extra Does a star stay at the same spot in the sky everyday If not is it considered a

    Updated: 2011-02-22 07:05:52
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  • Appreciating a celestial light show Astronomy Magazine

    Updated: 2011-02-22 07:05:49
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  • More spring objects to observe Astronomy Magazine

    Updated: 2011-02-22 07:05:45
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  • Time lapse: The spinning Chilean sky

    Updated: 2011-02-21 14:10:22
    : Subscribe Give a Gift Archives Customer Service SEARCH Health Medicine Mind Brain Technology Space Human Origins Living World Environment Physics Math Video Photos Podcast RSS Blogs Bad Astronomy Doonesbury tackles McCarthyism The extraordinary face of the Moon Time lapse : The spinning Chilean sky I do so love time-lapse animations , and this one is particularly nice : it shows four of the ALMA microwave antennas in Chile as they scan the night sky , while the starry vault rotates around them . Make sure you set the resolution to 720 and make this full screen it's really nice . The video starts at moonset , and ends with an amazing view of the the vast central bulge and disk of the Milky Way looming over the scopes.You can see the famous Coal Sack dark dust cloud as a circular hole in

  • 2011 Tucson Gem and Mineral Show Astronomy Magazine

    Updated: 2011-02-18 22:02:33
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  • Behind the scenes Cosmic Adventures episode 2 Astronomy.com blog Astronomy.com Online Community Foru

    Updated: 2011-02-18 22:02:30
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  • Behind the scenes Cosmic Adventures episode 2 Astronomy.com blog Astronomy.com Online Community Foru

    Updated: 2011-02-18 22:02:29
    , , , , CURRENT ISSUE THE MAGAZINE Current Issue Next Issue Back Issues Preview the Magazine Special Issues E-mail Newsletter About the Magazine Subscribe , Renew or Give a Gift Subscriber Benefits Trips Tours Advertise Advertiser Links Sweepstakes Press Room Contact Us COLUMNISTS Bob Berman Glenn Chaple Tony Hallas David H . Levy Stephen James O'Meara NEWS OBSERVING Astronomy News Liz and Bill's Cosmic Adventures StarDome Plus Intro to the Sky Astronomy for Kids Urban Skies Astronomy Myths The Sky this Week The Sky this Month Star Atlas Ask Astro Astro Imaging Constellation Observing Glossary EQUIPMENT Products Reviews How To MULTIMEDIA Picture of the Day Reader Photo Gallery Videos Podcasts Wallpaper COMMUNITY Why Join Blog Astronomy Groups Astronomy Events Forums Astronomy Day Contests

  • Dialing in a radio eclipse

    Updated: 2011-02-18 14:00:12
    Subscribe Give a Gift Archives Customer Service SEARCH Health Medicine Mind Brain Technology Space Human Origins Living World Environment Physics Math Video Photos Podcast RSS Blogs Bad Astronomy kaBLAM Footage of the X-class solar flare MESSENGER’s family portrait Dialing in a radio eclipse On January 4, 2011, the Moon passed directly in front of the Sun , treating much of Europe , north Africa and western Asia to a total solar eclipse . I saw lots of really interesting pictures from the event , but this has to win for what must be the oddest image Click to penumbranate . This was the view using LOFAR or the LO w F requency AR ray , a radio telescope in the Netherlands . It’s designed to sense radio waves from space in the range of 10 250 Megahertz which encompasses FM radio and TV

  • False Colour

    Updated: 2011-02-17 22:38:00
    Astronomy Blog You are : in Astronomy Blog archive False Colour An astronomy blog usually but not always based in the UK . Pondering questions such as What is in an exoplanet name False Colour I've just seen a neat little video on YouTube showing how a Hubble Space Telescope image of a galaxy is made The video is created by the Space Telescope Science Institute the people behind HubbleSite It shows 10 hours of image processing compressed down into 2 minutes . The final colour image of NGC 3982 was created from 7 grey-scale images taken with Hubble's cameras . It is really interesting to see the work that has to go into image processing to create the beautiful finished products we . expect Although I try not to read YouTube video comments , one caught my attention . JackyRBKwan asked so the

  • Searching out the fabled Moon trees Astronomy.com blog Astronomy.com Online Community Forums Media G

    Updated: 2011-02-16 22:36:26
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  • Searching out the fabled Moon trees Astronomy.com blog Astronomy.com Online Community Forums Media G

    Updated: 2011-02-16 22:36:25
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  • Liz and Bill's Cosmic Adventures Astronomy Magazine

    Updated: 2011-02-16 14:36:11
    CURRENT ISSUE THE MAGAZINE Current Issue Next Issue Back Issues Preview the Magazine Special Issues E-mail Newsletter About the Magazine Subscribe , Renew or Give a Gift Subscriber Benefits Trips Tours Advertise Advertiser Links Sweepstakes Press Room Contact Us COLUMNISTS Bob Berman Glenn Chaple Tony Hallas David H . Levy Stephen James O'Meara NEWS OBSERVING Astronomy News Liz and Bill's Cosmic Adventures StarDome Plus Intro to the Sky Astronomy for Kids Urban Skies Astronomy Myths The Sky this Week The Sky this Month Star Atlas Ask Astro Astro Imaging Constellation Observing Glossary EQUIPMENT Products Reviews How To MULTIMEDIA Picture of the Day Reader Photo Gallery Videos Podcasts Wallpaper COMMUNITY Why Join Blog Astronomy Groups Astronomy Events Forums Astronomy Day Contests SHOP

  • Astronomy Magazine Facebook

    Updated: 2011-02-10 22:39:03
    Email Password Keep me logged in Forgotten your password Sign Up Astronomy Magazine is on Facebook Sign up for Facebook to connect with Astronomy . Magazine Facebook 2011 English UK Mobile Find friends Badges People Pages About Advertising Developers Careers Privacy Terms Help

  • Extrasolar planets Astronomy Magazine

    Updated: 2011-02-09 22:31:59
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  • Astronomy power list

    Updated: 2011-02-04 00:28:00
    Astronomy Blog You are : in Astronomy Blog archive Astronomy power list An astronomy blog usually but not always based in the UK . Pondering questions such as What is in an exoplanet name Astronomy power list The other day , in response to a poll of 3000 parents , Professor Brian Cox said that science was not dominated by old men Although I'd like that to be true and preferably not dominated by any particular demographic group I suspect it still is . It got me thinking though . Who holds the power over the direction of astronomical research and careers Is it the senior professors Is it the editors of high impact journals who have the ability to veto particular topics or authors as they choose Perhaps it is those who define and assess the metrics that every scientist is increasingly judged

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