AstroCalendar - Calendar of astronomical and stargazing events

Professional Astronomy and sky observation

DSO Planner Free is an astronomy observation planning toolwithexcellent star charting capabilities made by active andexperiencedamateur observers with a passion for visualobservations. FreeEdition comes equipped with Yale bright starcatalog (9 000 starsto 6.5m) and 220 deep sky objects (Messier andCaldwell catalogscontaining the brightest galaxies, nebula,globular clusters, openclusters and planetary nebula). Considerother Editions for morestars / objects. Application features: +Planning tool. Filter anyobjects database by observer location, skycondition, astronomicalequipment, time range of observation andobject features (type,dimension, magnitude, minimal altitude,visibility and other fieldsof own custom catalogs). Removeduplicate objects when searching inintersecting databases. Createup to 4 observation lists. Easilytrack observed and remaining to beobserved objects with notetaking tool + Double Star catalog. 50brightest double stars fromYale catalog. Info Panel with PA andseparation for each component.+ Unique visibility tool. Onlyobjects that are visible withselected equipment in the current skyconditions could be shown onthe Star Chart + Cross-match namesdatabase. Search objects by lesscommon names + Famous SteveGottlieb Notes attached to NGCICobjects + Offline images.Integrated set of deep sky object images+ DSS imagery support.Download DSS (Digitized Sky Survey) imagesof any sky portion intooffline cache and overlay it on the starchart + PushTo fordobsonian mounts with setting circles. Levelyour dobsonian mountand perform one star alignment. The programwill automaticallyrecalculate az/alt numbers to easily hunt theobject + Nebulacontours. Contours of famous nebulae + Objectcontours. Ellipse inreal dimension and orientation on the skychart + Bright SolarSystem objects. Sun, Moon, Mercury, Venus,Mars, Jupiter, Saturnshown on the sky chart + Night mode. Redkeyboard and menus + Notetaking. Take text and/or audio notes +Observing places. GPS, manualcoordinates, custom lists. Databasewith 24 000 cities worldwide +Equipment. Keep track of all yourtelescopes and eyepieces. Use themfor object visibilitycalculation and star charting + Twilightcalculator. Sun, Moon rise/ transit / set. Moon Phase. Civil,Nautical, Astronomicaltwilights. + 2 visual themes (bright anddark) + Powerfulshare/export/import capabilities (of databases,observation lists,notes) Disclaimer

Mobile Observatory is the perfect tool foranybody interested in the sky's wonders, from the occasional skygazer to the passionate amateur astronomer.Do you want to know if the next lunar eclipse is visible from yourlocation or when the next bright comet is visible? Would you liketo be notified by your smart phone next time, Jupiter and the Moonmeet in the sky? Do you want to know what the blazing bright objectin the evening sky is? Do you want to be always up-to-date whichcelestial events that are visible from your location? Then this appis a must-have for you!Mobile Observatory does not only include a live, zoomable sky mapwhich tells you what sky object you are looking at but provides youwith loads of detailed extra information on stars, planets, deepsky objects, meteor showers, comets, asteroids, lunar and solareclipses as well as detailed ephemeris of all included sky objectsand an interactive top-down view of the Solar System. All that injust one app!Main Features- Zoomable sky map showing stars, planets, asteroids, and more(above and below the horizon)- Interactive top-down view of the Solar System- Live mode (point device on sky and get information on what yousee)- Calendar showing detailed descriptions of celestial events- Push celestial events to your phone's calendar and set a reminderalarm- Rise, set, and transit times for any object- Position of any object in the sky (altitude and direction)- Twilight times, length of day- Bright Star Catalog (~9000 stars) with detailed information- More than 400 000 additional stars from the PPM Star Catalog(Android 3.1 or higher required)- 2500 selected NGC objects (galaxies, clusters, ...)- Messier Catalog (110 objects) complete with images- Caldwell Catalog (110 objects) complete with images- Hidden Treasures Catalog (109 objects) complete with images- Meteor streams (begin, maximum, hourly rate, ...)- Lunar and solar eclipses information- Lunar librations, ascending node, maximum declination- Bright comets (automatically selected according to thedate)- Dwarf planets: The five known dwarf planets- Minor planets: bright, near Earth, trans-Neptune (more than 10000in the database)- Update database online: download up-to-date orbital elements ofcomets and minor planets- Moon phases, the apparent view of the sun and planets- Current image of the Sun and sunspot number- Automatically generated visibility report for any object- Simulation of light pollution- Intuitive User Interface: quickly find what you are lookingfor- Widget with rise & set times of the Sun and Moon- Maintain your favorite locations in a list- Automatic location determination from the mobile network orGPS- Select a location from a built-in database or online via GoogleMaps- 400 observatory locations- Choose any time and date- Detailed ephemeris, visibility information of all objects- Dates of conjunctions between any object with planets or theMoon- 3D-view of the Moon and the planets- Accurate calculations for dates between 1900 and 2100

A map of stars, planets, meteor showers, galaxies and nebulae.

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*** ASTRONOMICAL ALMANAC *** With this app, you can easily see allastronomical events from 1998 to 2067, such as eclipses, lunarphases, equinoxes and solstices, moon apogee and perigee,moon-planet conjunctions, and meteor showers. Click events to seeexplanations about the different astronomical phenomena. Add eventsto your Google Calendar in order to not miss them anymore.Moreover, the search feature enables you to quickly find the eventsyou're interested in! *** SOLAR ECLIPSES *** Discover all solareclipses visible from your current location or from anywhere elsein the World until 2024. Click eclipses to see all details aboutthem: when they start, when they are at their maximum, theirduration, their magnitude and obscuration, etc. Add eclipses toyour Google Calendar in order to not miss them anymore. *** LUNARPHASES CALENDAR *** A specific screen enables you to see upcominglunar phases at a glance. *** DAILY SUN AND MOON DATA *** Check outsunrise, sunset, moonrise and moonset times for your currentlocation.

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