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Wednesday February 22nd 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
    Jacqueline McGlade from the UN Environment Programme and Josef Aschbacher from ESA join the Earth from Space video programme to discuss satellite observations for UNEP’s Global Environment Outlook
  • Propelling Orion
    Human spaceflight image of the week: The Orion spacecraft propulsion system ready for testing
  • The brightest, furthest pulsar in the Universe
    ESA’s XMM-Newton has found a pulsar – the spinning remains of a once-massive star – that is a thousand times brighter than previously thought possible.

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

  • Rays of Creusa February 21, 2017
    When viewed from a distance with the sun directly behind Cassini, the larger, brighter craters really stand out on moons like Dione.
  • Liftoff of SpaceX Falcon 9 and Dragon From Launch Complex 39A February 19, 2017
    A SpaceX Falcon 9 rocket lifts off from Launch Complex 39A at NASA's Kennedy Space Center in Florida. This is the company's 10th commercial resupply services mission to the International Space Station. Liftoff was at 9:39 a.m. EST from the historic launch site now operated by SpaceX under a property agreement with NASA.

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RSS ESO

  • Celestial Cat Meets Cosmic Lobster February 1, 2017
    Astronomers have for a long time studied the glowing, cosmic clouds of gas and dust catalogued as NGC 6334 and NGC 6357, this gigantic new image from ESO’s Very Large Telescope Survey Telescope being only the most recent one. With around two billion pixels this is one of the largest images ever released by ESO. […]

RSS ESA Space

  • The brightest, furthest pulsar in the Universe February 21, 2017
    ESA’s XMM-Newton has found a pulsar – the spinning remains of a once-massive star – that is a thousand times brighter than previously thought possible.
  • The thread of star birth February 20, 2017
    Space Science Image of the Week: Herschel reveals stars growing along the filaments of a giant cloud of gas and dust

RSS Sky & Telescope – Observing

  • This Week’s Sky at a Glance, February 17 – 25
    Some daily sky events among the ever-changing Moon, planets, stars and constellations, from Sky & Telescope magazine, the essential guide to astronomy. The post This Week’s Sky at a Glance, February 17 – 25 appeared first on Sky & Telescope.
    Alan MacRobert
  • Hidden Gems in Common Deep-Sky Objects
    Many of the deep-sky objects we point our telescopes toward have pleasant surprises, some in plain sight, others hidden and more challenging. Let me introduce you to a few. The post Hidden Gems in Common Deep-Sky Objects appeared first on Sky & Telescope.
    Bob King
  • Comet 45P Returns to Dark Skies
    With the Moon out of the picture, amateurs can once again check in on comet 45P/H-M-P, now making an appearance in the evening sky. The post Comet 45P Returns to Dark Skies appeared first on Sky & Telescope.
    Bob King

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