This universal application is focused on helping you locate and enjoy any night of the year the 110 Messier astronomical objects. Many of these can also be observed with your eyes without any instruments. Happy observations

Messier Marathon alternatives

Moon Globe HD

Hold the Moon in your hands. Moon Globe HD turns your iPhone, iPod Touch or iPad into a precision instrument for viewing Earths Moon. This HD version has slightly, not extremely, better resolution.

  • rating 4.75556
  • size 256 MB

AstroAid

Wolfram Astronomy Course Assistant

Do you need an astronomy tool that does more than just show you pictures? Something that will actually help you with your school work? The Wolfram Astronomy Course Assistant draws on the computational power of Wolfram|Alphas supercomputers over a 3G, 4G, or Wi-Fi connection.

  • size 15.4 MB

Deep Sky Companion Pro

Deep Sky Companion Pro is a pocket encyclopedia on different objects in the outer space. With Deep Sky Companion Pro, you can get information on the most popular space objects. You can also bring up the sky map by clicking on the Show sky map button.

  • size 18.3 MB

JupiterMoons

JupiterMoons is your essential guide to observing the king of planets whenever Jupiter reigns over the night sky. Sky & Telescopes app helps you locate Jupiters four largest moons and time transits of the Great Red Spot with an easy-to-use interface. Please note: this application is designed to work in landscape orientation only so that you may view Jupiter, the Great Red Spot, and the Galilean satellites at their best.

  • size 41.7 MB