NASA App HD - The NASA App for Android showcases a huge collection of NASA content, including images, videos on-demand, NASA Television, mission information, feature stories, sighting opportunities for the ISS and satellite tracking.
Vortex Planetarium - A comprehensive, fully featured Planetarium. Sky mode turns your device into a digital telescope, just hold it to the skies to activate.
Google Sky Map - Google Sky Map turns your cell phone into a window on the night sky.
Best of Astronomy - Learn about origin of Universe, time, black holes, solar system, and other astronomy topics. Find the object your are searching in the night sky or get a map of your current location.
Astronomy Reference - On-the-go learning and reference for Astronomy enthusiasts.
Astronomy News - A regularly updated listing of current news articles concerning Astronomy Magazine. Individual articles are retrieved when the related Headline/Title is clicked.
Astronomy Universe - With Astronomy Universe, you can have instant access to information on the Sun and all the planets in our Solar System with the click of a button.
Star Chart - Using state of the art GPS technology, an accurate 3D universe. Star Chart calculates – in real time - the current location of every star and planet visible from Earth and shows you precisely where they are.
Space Junk - It is a satellite tracker, planet, star, and constellation viewer. It uses your current location, current time, and current satellite data to show you what is currently in your sky. Use it to find the International Space Station or Hubble Space Telescope!
Exoplanet Explorer - Takes you on a journey into deep space, beyond the limits of our Solar System. Based on the latest available data, you'll explore 3D recreations of more than 500 known planets and systems that orbit our neighbours in the Milky Way galaxy.
Solar System Explorer - Takes you on an interactive 3D trip through our solar system. Featuring more than 35 planets, moons, asteroids and the spacecraft that have visited them.
Mobile Observatory Pro - Will notified by your smart phone when the next lunar eclipse is visible from your location or when the next bright comet is visible, or the next time, Jupiter and the Moon meet in the sky, or what the blazing bright object in the evening sky is.
Hubble Space Telescope - A huge space image collection of Hubble Space Telescope: planets, stars, nebulae, galaxies and more.
NASA App HD - Enables you to point your iPhone at the sky and see what stars, constellations, and satellites you are looking at in real-time.
Star Map - Discover the power of a professional sky atlas with 2,500,000 stars in the palm of your hand. Point telescopes easily on faint objects using the eyepiece mode.
Star Walk - Enables you to point your iPhone at the sky and see what stars, constellations, and satellites you are looking at in real-time.
Star Safari Lite - Shows you nearly 120,000 stars, plus 220 of the best-known star clusters, nebulae, and galaxies in the sky. It displays all the major planets and moons of the Solar System using NASA spacecraft imagery, and includes a database of several dozen asteroids, comets, and artificial satellites.
Distant Suns - A database of over 300,000 stars, along with nebula and galaxies, a very good solar system simulator.
Star Chart for iPhone - 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!
GoSkyWatch Planetarium - Easily and quickly identify and locate stars, planets, constellations and more with a touch or by simply pointing to the sky.
Star Search - Star Search is an easy to use tool to help you identify 16 different constellations and provides a little interesting information on each one.
APOD Viewer - Each day NASA's Astronomy Picture of the Day Website (APOD) presents an astronomical image (also animations & movies) along with a description of the "picture" written by a professional astronomer. These images range from pictures of The Planets, the Sun, Moon, Galaxies, Nebula to astronomical phenomena here on Earth.
AU The Solar System - The Solar System brings a unique perspective and new dimensions to astronomy. Allows you to effortlessly switch between 3D realtime animation, 2D imagery, and text-based information views with a simple easy to use interface.
Planetarium - Advanced 3D visualization Planetarium using an advanced positioning system similar to flight simulators allowing you freely navigate the Solar System.
Pocket Universe - Easy to use app that will help you learn constellations, bright stars and planets. You can literally hold up your iPhone in front of you, and the app will use the built-in compass to display the same view of the sky you see - but one that's complete with names and information.
Moon Globe - Turns your iPhone, iPod Touch or iPad into a precision instrument for viewing Earth's Moon. Satellite imagery and topographic laser altimeter data are combined to render the Moon with realistic lighting in realtime 3D.