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A 3D explorer of the Space, Planets and whole universe.
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A simple map of the Martian sky showing the positions of the sun and planets.
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APT DC calculates the suitable time for deep sky astrophotography.
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Sun ephemeris and sundials simulation for design and education
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Astronomy Textbook, MCQ, Essay Questions, Flash Cards, Key Terms by OpenStax
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Discover the secrets of the Solar System with Teia
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View images of the sun published by NASA's Solar Dynamics Observatory SDO
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Your Ultimate Restaurant Guide
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Relax with this Augmented Reality camera app. Do AR based visual meditation.
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Donate to grassroots charities
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Find Your Star!
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Measure and record specific times, locations and movement of the Sun and stars.
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Learn about weather satellites and our planet’s weather as it looks from space.
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Take action for climate and keep track of your impact.
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See the latest NASA rover and helicopter images from Mars!
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Watch Planets, Stars and Constellations, in Live Mode or as Astronomical Clock
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Your companion as you explore CERN this September.
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Walk our solar system
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Astronomy Guide to the Night Sky
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Astronomical observation planning tool with excellent star charting capabilities