Mobile Observatory - Astronomy v1.93 APK DOWNL

Requirements: Android 2.1 and up
Overview: Mobile Observatory is the most complete astronomy app on the Android market and the perfect tool for anybody interestered in the sky's wonders, from the occassional sky gazer to the passionate astronomy-amateur.

You want to know if the next lunar eclipse is visible from your location or when the next bright comet is visible? You would like to be notified by your smart phone the next time, Jupiter and the Moon meet in the sky? You want to know what the blazing bright object in the evening sky is? You want to be always up-to-date which celestial events are visible from your location? Then this app is a must have for you!

The app does not only include a live, zoomable sky map telling you what sky object you are looking at but provides you with loads of detailed extra information on stars, planets, deep sky objects, meteor showers, comets, asteroids, lunar and solar eclipses as well as detailed ephemeris of all included sky objects and an interactive top-down view of the Solar System. All that in just one app!

Note: there are compability problems with Android 4.0 and higher. These should be solved for the next version.

Features:
Zoomable sky map showing stars, planets, asteroids, deep sky objects, currently active meteor streams
Interactive top-down view of the Solar System showing the actual positions of all planets, the Moon and asteroids
Live mode (point device on sky and get information on what you see)
Calendar showing detailed descriptions of celestial events for up to the next 31 days
Push celestial events to your phone's calendar and set a reminder alarm
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 about each star
Messier Catalog (110 objects) complete with images
Caldwell Catalog (110 objects) complete with images
Meteor streams (begin, maximum, hourly rate, ...)
Lunar and solar eclipses information
Bright comets (automatically selected according to the date)
Bright asteroids (total of 5000 in the database)
Moon phases, the apparent view of the sun and planets
Current image of the Sun and sun spot number
Widget with rise & set times of the Sun and Moon (works only if the app is not copied to the SD card!)
Automatic location determination from the mobile network or GPS
Select a location from a built-in database of 20 000 cities or online via Google Maps
Choose any time and date
Detailed ephemeris, visibility information of all objects
Dates of conjunctions between any object with planets or the Moon (e.g. find the next conjunction of the Pleiades with the Moon)
Animated 3D-view of the Moon and the planets
Accurate calculations for dates between 1900 and 2100

No internet connection is required for the calculations (only for the live-image of the sun). Mobile Observatory uses OpenGL to display the apparent view of the planets and the Moon.

What's in this version:
Version 1.93
- New: Pluto added
- New: Spanish localization
- New: Follow object in Sky View
- Improvement: Additional ephemeris information
- Improvement: Rendering of sky improved
- Improvement: Better precision for position calculation of Solar System objects (VSOP87)

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Star Chart v2.38 APK DOWNL

Requirements: Varies with device
Overview: Star Chart - The best selling smart phone astronomy app comes to Android!

Now you can have a virtual star chart in your pocket! Look through the eyes of your Android device* to see a virtual window into the whole visible universe.

All you have to do is point your Android device* at the sky and Star Chart will tell you exactly what you are looking at.
Using state of the art GPS technology, an accurate 3D universe, and all of the latest high tech functionality, Star Chart calculates – in real time - the current location of every star and planet visible from Earth and shows you precisely where they are; even in broad daylight!

Want to know what that bright star is called? Point your device at it – you might just find out it’s a planet!
Want to know what the night sky looks like to people on the other side of the earth? Well just point your device down!
Want to know where your star sign is in the sky? Star Chart will tell you all this and more.

Star Charts features include:
- Just point and view. No need to scroll around the screen to find out what you are looking at*.
- Alternatively, look around the sky using finger gestures – perfect for armchair astronomers!
- Supports dynamic device orientation viewing. Allows you to view the night sky whilst holding your Android device at any angle.
- Accurately depicts all the visible stars of the northern and southern hemispheres - a total of over 5000 stars!
- Displays all the planets of the solar system, plus the sun and the moon.
- Displays all 88 constellations, with constellation imagery based on the beautiful artwork by 15th century astronomer Johannes Hevelius.
- Includes entire Messier catalogue of exotic deep sky objects.
- Tap on anything in the sky and get the facts on what you are looking at, including distance and brightness.
- Very powerful zoom function, lets you view the sky in extra detail, using intuitive finger gestures.
- Fully configurable. Star Chart displays only the sky objects that you are interested in.
- Allows you to view the sky underneath the horizon (unlike other more expensive applications). So now you can see where the sun is, even at night!
- Manually set your location to find out what the sky looks like from anywhere in the world.
- Full search feature
- Installable on an SD card

What's in this version:
2.38:
- Fixes for HTC Wildfire, Wildfire S and LG P500
- User can choose to load HD graphics if they are default off
- Orbit lines are only available if HD graphics are on
- User can choose to use application in English

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Download:
APK