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Friday July 28th 2017

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Telescopes & more

Positions of Planets

The tables offer monthly positions of the four brightest planets: Venus, Mars, Jupiter and Saturn. Note, that a constellation may not be visible during the night.  Another [Read More]

Observing Tips for Beginners

  Amateur astronomers have to face some challenges with equipment, weather and environment during their stargazing sessions. The tips listed below help to overcome some [Read More]

German Equatorial Mount – Part 2

The first part of this article gave an introduction of German Equatorial Mounts (GEMs) and discussed polar aligment and how it is been done.  This second part of the [Read More]

RSS ESA

  • Earth from Space
    Join us Friday, 28 July, at 10:00 CEST for the ‘Earth from Space’ video programme
  • One plant at a time
    Precision farming is set to become even more precise with a new camera drawing on satellite imaging.   Thanks to research with ESA on new cameras, hyperspectral cameras flying on drones are now able to see details as small as 4–5 cm.  
  • Ready to roll
    Human spaceflight image of the week: Soyuz is rolled out ahead of Vita mission launch

Observing

Top 10 Night Sky Objects for Astronomy Beginners

Your first telescope has just arrived and now you can’t wait to try it out. Trust me, I remember this feeling very well. The universe is calling and it want to be [Read More]

Cosmos

Pulsars

 Coming Soon – Stay Tuned Lorem ipsum dolor sit amet, consectetur adipisicing [Read More]

Black Holes

Gravitational distortions caused by a black hole in front of the Large Magellan cloud. [Read More]

Nebulae

Coming Soon – Stay Tuned Lorem ipsum dolor sit amet, consectetur adipisicing elit, [Read More]

Astrophotogallery

Astrophoto Gallery

This gallery shows astro-photos made by amateur astronomers.  Clicking the images enlarges them to original size and provides information about the object and how [Read More]

Solar System

The Moons of the Solar System

More Questions Than Answers Think of our solar system, and for most of us the first thing [Read More]

Asteroid Mining

Near Earth Asteroid Itokawa. A likely candidate for future mining opportunities. Credit [Read More]

Positions of Planets

The tables offer monthly positions of the four brightest planets: Venus, Mars, Jupiter [Read More]

Imaging

Astrophotography – Without a Telescope

Astrophotography – Without a Telescope

By Ralph O. Clements When I was invited to write about this subject for Astronomysource.com, I must say I was flattered and a bit flabbergasted too, as I do not consider myself an expert on the subject, nor a writer by any means, but just a guy who likes to go out at night [Read More]

Startrails – Software

Startrails – Software

Star trails, image credit: Ralph Clements Star trail images are beautiful to look at and they are captivating because they [Read More]

Eyepiece Projection

Eyepiece Projection

Eyepiece projection is a great way to take detailed shoots of moon and planets. Photographed objects in these [Read More]

Astro-Imaging for $100

Astro-Imaging for $100

Is is possible to make astro-images with entry level digital point-and-shoot cameras? The answer to that question is a [Read More]

RSS NASA Image of the day

  • Haze on the Horizon July 27, 2017
    This false-color view from NASA's Cassini spacecraft gazes toward the rings beyond Saturn's sunlit horizon.
  • Expedition 52 Soyuz Rollout July 26, 2017
    The Soyuz MS-05 spacecraft is seen as it is raised into a vertical position on the launch pad at the Baikonur Cosmodrome, Kazakhstan, Wednesday, July 26, 2017. The Expedition 52 crew is scheduled to launch to the International Space Station aboard the Soyuz on Friday, July 28, at 11:41 a.m. EDT (9:41 p.m. Baikonur time).

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RSS ESO

  • A Tale of Three Stellar Cities July 27, 2017
    Using new observations from ESO’s VLT Survey Telescope, astronomers have discovered three different populations of young stars within the Orion Nebula Cluster. This unexpected discovery adds very valuable new insights for the understanding of how such clusters form. It suggests that star formation might proceed in bursts, where each burst occurs on a much faster […]

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RSS Sky & Telescope – Observing

  • Sky Surprises: New Comet ASASSN1, Nova in Scutum, and Supernova in Pisces!
    Between the discovery of the new comet ASASSN1 and two stellar explosions, there's a lot happening in the sky this week. Take your telescope out and see what all the excitement's about. The post Sky Surprises: New Comet ASASSN1, Nova in Scutum, and Supernova in Pisces! appeared first on Sky & Telescope.
    Bob King
  • This Week’s Sky at a Glance, July 21– 29
    Starry Scorpius is sometimes called "the Orion of Summer" for its brightness and its prominent red supergiant (Antares in the case of Scorpius, Betelgeuse for Orion). Catch Scorpius due south just after dark now. It's full of deep-sky objects for binoculars or a telescope The post This Week’s Sky at a Glance, July 21– 29 […]
    Alan MacRobert
  • See the Celestial Birds of the Milky Way
    Summer is perfect for bird-watching whether that be in the trees or among the stars of the Milky Way. We explore the celestial birds of the season. The post See the Celestial Birds of the Milky Way appeared first on Sky & Telescope.
    Bob King

RSS Science Daily

  • Solar eclipse science along the path of totality
    A number of research projects will take place across the country during the upcoming Aug. 21 solar eclipse. The research will advance our knowledge of the sun's complex and mysterious magnetic field and its effects on Earth's atmosphere and land.
  • Galactic David and Goliath
    The gravitational dance between two galaxies in our local neighbourhood has led to intriguing visual features in both as witnessed in this new NASA/ESA Hubble Space Telescope image. The tiny NGC 1510 and its colossal neighbour NGC 1512 are at the beginning of a lengthy merger, a crucial process in galaxy evolution. Despite its diminutive […]