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  • Gravity Simulator 3

Gravity Simulator

Create a sun, spin some asteroids around it, and watch them collide and form planets.
An N-Point Gravity Simulator is a realistic simulation in which all points attract each other: even the smallest asteroid has its own gravitational field that can affect even a large sun far away from it.

Runs great on Intel :)

This is a remake of my previous app, Gravity Simulator.

Source code: https://github.com/adolfintel/gravity2d-android

Category : Casual

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Reviews (30)

KV-. Feb 13, 2022     

This game is absolutely the best, tho I want to suggest something, can you add more stuff? The gravity is so nice and since there is still 3 items to pick from now I can just pretend the star is the black hole cuz of the gravity and make my own galaxy, overall this game is the best sandbox space game I've ever played

Sky. Jun 19, 2019     

Like Universe Sandbox for Android!!! This game is just amazing. I dont give 5 star reviews very often but this one deserves it. I will use this as an educational tool with my kids. I seriously just spent over an hour making complex solar systems with multiple stars and planets. watching them develope is so fun. The only reason I stopped is I have to go to bed. If Space Flight Simulator 1.4 is like Kerbal, then this is like Universe Sandbox.

Joh. W. Sep 30, 2018     

I'm having fun with it. It's similar to another app that is now unusable on high resolution devices.

Sum. R. Dec 5, 2020     

Ummmm... Why can't I make a planet orbit around a star? Because I rate 3 stars cause I think it's kinda fun!

Rot. P. Aug 20, 2020     

Extremely hard to create a system. Gravity is far too weak.

Naf. R. Sep 13, 2019     

Nice game, but hard to use for scientific purposes. More like a mini game, but funny.

Pra. D. Jun 8, 2020     

Every time I create planet or Sun it always collide so I can't create solar system and three are only 3 objects please fix it and this will get more than 4.5 rating

j. b. Oct 4, 2018     

The game is good but please add lock button to lock the star's because it's just moving around the screen please add lock button for star's I will rate 5 star's if you add a lock button for star's

Gra. S. May 4, 2020     

Aaaah. Pleasant sandbox. No "goals", just a gravity toy.

No. R. Jan 14, 2021     

Entertaining. Would be nice if i had a math field to build my own

Ana. P. Feb 20, 2020     

i like it because it's collision=get larger and sun smaller than asteroid and planet suns mass insanely strong

Gop. V. Aug 7, 2021     

Whenever I play the game it reminds me of universe sandbox 2

The. W. O. V. Jan 6, 2020     

It's Pretty AWESOME FUN ENTERTAINING AND THE BEST.

All. H. C. V. Apr 29, 2022     

Astroids and planets will not orbit the star

Uri. P. May 17, 2021     

I love the game please update it

Jus. J. Jun 26, 2021     

Update for a newer version .... please

you. m. t. j. Sep 11, 2021     

Good. I Always Playing This When I m Bored

Dha. A. Dec 17, 2020     

Please release a 3d version of this game

SKY. B. Dec 21, 2019     

Can you guys add water and clouds and land land

Bre. C. Feb 10, 2021     

This is such a good game

Kas. K. Aug 6, 2019     

could have been better

Ric. R. P. J. Apr 11, 2021     

No showing 5 star

Ale. W. Jan 1, 2021     

Theres better versions of this. 1 star

Izz. B. Oct 15, 2016     

The app itself seems good, I feel it perhaps needs an indication of scale and a tutorial of some sort. I've managed to get a few planets orbiting at once. It seems that you must move your finger as you spawn it to give it some velocity. Im not sure if this is deliberate functionality. Obviously if the velocity is beyond the sun's escape velocity it will just fly in to nothingness.

Cam. S. Aug 10, 2016     

The physics are fine. as we know gravity warps spacetime, which means yes if you simply put a planet down in will simply be drawn into the sun, which is similar to real world space. what you need to do is flick the planet on the right angle, close enough to the sun to be caught in a gravitational orbit. My only suggestion would be to make the effects of gravity more intense, seeing as the limits of the orbit are only about the length of Mars to out sun. however, I can just increase the suns mass to fix this

Die. D. Sep 12, 2017     

It's a good start. It just need some UI improvements. And more content, options and parameters to work with like being able to adjust the density and mass separately, being able to customized colors or use more realistic colors when a star's mass reaches certain mass levels and when planets have a certain atmosphere composition. You can also probably add different elements that users can choose from (periodic elements) for them to mix around and make unique planets like gas giants and rocky planets with liquids and atmospheres. Since elements have different densities, planets should form layers from its core to its atmosphere. I know this is a gravity sim, so that is why most of my suggestions for content are related to gravity (since elements have mass). Seeing how liquids and gases interact in this gravity sim would be interesting to see. You should also add options to be able to select celestial bodies and see information about them and being able to choose to view a 2D representation of spacetime warping as the simulation runs using gridlines. Also add tutorials for noobs. Also make it easier to make moons and planetary rings. Just continue developing this app. Your app is the only app I've seen so far that applies momentum during collisions. But it still needs the other types of collisions so that debris can form when planets collide. You can also probably add an option to enable light to be emitted by stars so planets can cast shadows to make it more realistic and somehow more appealing. And another option to lock screen view on a celestial body. Oh, and lastly add a SAVE SIMULATION option. This app has potential. Keep developing.

El. G. Oct 14, 2016     

Is there a way to keep the view centered on a given object ? The star keeps sliding off the screen due to the added momentum left by colliding objects, which is understandable, but it would be nice to be able to lock the center on it so that I don't have to recenter manually every few minutes.

Nib. Sep 13, 2016     

Firstly their is an orbit you guys don't know how to play nor briefly understand gravity. Good game but would be good if we could change the size and mass of planets and sun's

Dan. C. Aug 22, 2016     

All the retards who say I doesn't work just never listened in high school.

Jus. s. May 30, 2016     

I think everyone saying the physics is off is wrong, and most likely don't understand how orbits work.