Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Astrophysics II Screenshots

iPad

iPhone

About Astrophysics II

Astrophysics II is the second of a series of three educative applications in astronomy. This second part covers the stars.
More than 60 screens of astronomy on the solar system !
More than 25 animations to explain astrophysics, most in 3D.

For teachers !! Connect your iPad with a video projector and show the animations to your students in classroom.

List of topics:

Light and Matter:
- Electromagnetic Radiation,
- Light Radiation,
- Matter,
- Light-matter interaction,
- The Dopplet Effect,
- Telescopes.
- Radio telescopes.

Stellar Systems
- Constellations,
- Distance Measurement of Stars,
- Multiple Systems,
- Nebulae,
- Star Cluster.

Life of Star
- Star Formation,
- Physics of Star,
- Nucleosynthesis,
- Evolution of Stars,
- Wolf-Rayet Stars,
- Cepheids,
- Novae,
- Supernovae,
- Black Holes,
- Neutron Star,
- Planetary Nebulae.

Constants
- Physical constants,
- Astronomical constants.

References
- Books,
- Website.

What's New in the Latest Version 4.0

Last updated on Apr 15, 2022

Old Versions

- Update for iOS 12,
- Update for the new 2018 iPads pro,
- Overall improvements.

Version History

4.0

Apr 15, 2022

- Update for iOS 12,
- Update for the new 2018 iPads pro,
- Overall improvements.

3.0

Dec 18, 2017

This app has been updated by Apple to display the Apple Watch app icon.

- Update for iOS 11 and iPhone X.
- Overall improvement

2.2

Jul 18, 2017

- Bug corrections,
- System update.

2.1.1

Sep 1, 2016

- Fixed a bug in the evaluation option and in the links.

2.1

Aug 13, 2016

- Bug corrections,
- New animation on comparing the sizes of stars,
- New animation on a globular cluster,
- New descriptions.

2.0

Aug 17, 2015

- Support iOS 8,
- Support iPhone 6 et 6+,
- Information on radio telescopes,
- Descriptions of principal stars,
- Overall improvement,
- Description of stellar catalogs.

1.1.1

Nov 30, 2012

- Fixed a major bug with iOS 5

1.1

Oct 26, 2012

- ready for iOS 6,
- ready for iPhone 5

1.0.1

Aug 7, 2012

- crash bug fixes

1.0

Jul 25, 2012

Feedback Report