Changelog

A **changelog** is a history of changes/updates of a game, for example Spaceflight Simulator. An **update** is a version of a game where they add various features, fix bugs etc.. An example of an update is Spaceflight Simulator version 1.5.3.

The game had multiple updates from its release in 2017.
 In 1.0, the game was released to the public. After adding many new features and removing old ones, and also fixing a ton of bugs, the latest version currently available is **version 1.5.10**.

# Changelog

## 1.0 (initial release)

November 30th, 2017

***Game was released to the public***

### 1.0.1

Released January 31st, 2018

* Fixed bug that caused rockets to sink into the ground on loading.
* Fixed prograde marker pointing the wrong way.
* Fixed a spelling error.

## 1.1

Released February 6th, 2018

Added:

* Complete rework of the build system, parts can now also be rotated and flipped (Unfortunately, old saves are not compatible with the new system).
* 3 new structural parts and 2 new fuel tank shapes.
* Increased build space.
* Added return to build option.

Fixed:

* Terrain sinking bug.
* Bug that caused parts to fly off at high velocity.
* A bug where rockets disappeared when changing Sphere of Influence in real time.
* Several small issues.

## 1.2

Released February 7th, 2018

* Fixed rocket not launching
* Added zoom buttons.
* Parts now appear above your finger, this should help you see where you are placing your part.
* Added an auto correct system that helps with parts snapping.
* Landing Leg and Parachute now turn automatically to stick to surfaces.

## 1.3

Released February 20th, 2018

This update brings improvements to the build system.

* Parts now smoothly snap to each other.
* Parts now try to not be placed one on another.
* This and many other small changes made to make building a lot easier.
* Added side facing nose cones (under utility).
* Fixed performance issues.
* Fixed bug that caused some parts to load incorrectly.

Sorry for so many updates, but this are things that I need to fix.

### 1.31

Released March 29th, 2018

* Added a new wheel (free version).
* Added sandbox mode options (Parts Expansion).
* Adjusted prices for other countries (Russia: 270 Russian Ruble -> 200 Russian Ruble, Brazil: 14 Brazilian Real -> 8 Brazilian Real, Poland: 16 Poland złoty -> 12 Poland złoty, India 260 Indian Rupee -> 200 Indian Rupee, etc. etc.).
* You can now move camera in physics view.
* Added a new docking tutorial.
* Added community links.
* Fairings now detach from any non fairing part when deployed.
* Fixed: ground teleport bug, extra velocity bug, undock bug etc. etc..

### 1.35

Released May 8, 2018

Added:

* Rocket sharing (It might be buggy for the first few days, will get stable with time).
* Electric system.
* Ion engine, Big panels, 3 Batteries, RTG, 8x1 structural part, and 6x2 tank.
* Fuel Transfer.
* No gravity and Unbreakable parts settings.
* New flame effects.
* New expansion sale page.

Fixed:

* Directional arrow.
* Sandbox settings bug.
* Fixed many other small bugs.

#### 1.35 Beta

Released as an apk on May 6th, 2018

New parts, batteries in 3 sizes, 2 more electric generating devices, and Ion Engine.

## 1.4

Released September 1, 2018.

New:

* Frontier Engine thrust nerfed
* Titan Engine (previously known as Big Falcon Engine) thrust buffed
* Ion engine thrust nerfed.
* Big falcon engine renamed to titan engine
* RB-48 Renamed to Hawk Engine
* Engines now do not have engine covers unless you put them on the appropriate fuel tank
* New engine flame effects
* Adaptable fuel tanks and fairings
* Rocket skins
* Giant
* New fairings
* Side separator separation force buffed
* Side fins in two sizes
* Build space increased vertically
* Thick line in the middle of the Build Editor to indicate the middle
* TWR and mass indicator on the bottom of the build space
* Earth's Sphere of Influence is smaller
* Jupiter and its 4 Galilean moons: Callisto, Ganymede, Europa and Io
* Bigger Launch Pad
* New brighter lighting
* Clouds
* Small docking ports and some big fuel tanks are now free

### 1.4.06

Released September 9, 2018.

**Bug fix update.**

* Fixed crashing
* Fixed bug that teleports players to the sun
* Fixed terrain sinking on load
* Fixed old saves compatibility, old parts are replaced by a placeholder.
* Fixed loading menu
* Fixed Terrain Bumps bug
* Fixed Rocket velocity at launch bug
* Fixed arrow keys disappearing

## 1.5

Released June 4th, 2020.

Nicknamed "The Foundation Update".

#### Worlds:

* Added a new worlds system
* In the future, worlds will allow you to have a separate sandbox and career worlds
* Each world can have its own set of custom planets

#### Legacy:

* Added a legacy system that automatically converts 1.4 saves to 1.5 saves
* Works with blueprints, quicksaves, and custom planets

#### Build:

* Increased zoom distance
* Increased build area height
* Added build persistent
* Added symmetry mode
* New build grid texture
* Improved part adaptation system, parts now adapt to a more wide variety of sizes, newly placed part now adapts to existing ones

#### Select Tool:

* Click on parts to select
* Move multiple parts
* Rotate/flip multiple parts
* Change skins of multiple parts
* Duplicate selected parts
* Menus are shown only when parts are selected, freeing up screen space

#### Parts:

* Added big landing legs
* Added 6 and 8 wide nose cones
* Added 4×6, 6×6, 8×6 and 12×6 fuel tanks
* Added 12 wide strut
* Added 2 and 4 high fairing sections
* Added big fairing nosecone
* New model for every single engine
* Improved flame effects
* New solar panels texture
* Improved parachutes model

#### Skins:

* New skins system that combines colors and shapes
* All skins for every fuel tank
* New gray, orange, stripes, and metal textures
* Added skins to fairings, nosecones, and separators

#### Game:

* Improved part clicking, part on the top is now always the one that gets clicked
* Added revert to launch and revert to build
* Improved fuel transfer
* Added horizontal/vertical velocity indicators
* Added Achievements for lower/upper atmosphere, high/low/capture orbit and crashes
* Reduced Phobos and Deimos diameter to a more realistic size

#### Aerodynamics

* Completely new aerodynamics systems, drag now only applies to exposed surfaces (will be easier to visualize once re-entry is added)

#### Map:

* New cleaner visual design
* New smooth animations
* High detail terrain in Map Mode

#### Navigation:

* Added a completely new navigation system, select a destination and an optimal trajectory to an encounter will be automatically calculated

#### Menus:

* Reworked touch input system, this massively improved the touch experience
* Dark UI
* Translucent UI
* More responsive buttons
* Opening any menu pauses the game
* New end mission menu
* New Roadmap and patch notes
* Settings are now accessible from any scene
* Added renaming and reordering to load menu
* Added load screens

#### Translations:

* Added translations
* Added translations folder that allows you to easily create custom translations
	+ More languages coming soon

#### Graphics:

* New star background
* New part lighting system
* New part render order system (no more depth glitches)

#### Music:

* Added 3 new music tracks, Depths of Space, Space whales, Long journey

#### Purchases:

* Added option to purchase specific expansions
* Added expansions bundle
* Added prices in local currency

#### Performance:

* Improved performance of big rockets by 2–3×
* Reduced startup time by 5×. Expect more performance improvements in the future

#### Planet Editing:

* Each world can have a different set of custom planets
* Added custom heightmaps folder
* Textures and heightmaps now use width/height for sizing
* Detail levels are now automatically generated
* Game now exports an example solar system file
* Game now retains default solar system
* Time warp max and zoom distance now automatically scales with planet sizes
* Added an extensive planet editing debug system

#### Blueprint Editing:

Blueprint editing is not an officially supported feature, but this update still brings some exciting changes that will benefit it

* Some parts now have width/height/size variables, part properties will now scale with them
* Part pivots are now always top center or bottom center

#### Bug Fixes:

* Fixed music not playing
* Fixed rocket teleportation
* Fixed falling through ground
* Fixed aerodynamics not working
* Fixed arrow keys disappearing
* Fixed faster fuel drain bug
* Fixed mercury texture[*sic*]
* Fixed RCS using electricity
* Fixed 45+ other smaller bugs

##### 1.502

June 7, 2020

* Added restore purchase button

* Re-added ion engine (The entire electric system will get a complete rework in the future, mostly likely with features such as timewarp during ion engine burns, more uses for electricity, etc).
* Fixed blueprint editing, overlapping parts connect at launch.
* Fixed example custom solar system
* Fixed a few other bugs

##### 1.503

June 8, 2020

* Purchase bug fixed

##### 1.504

June 10, 2020

* Fixed startup crash (if issue persists, please report it)
* Updated purchase system to latest version, hopefully this fixes all the purchase issues

##### 1.505

Released on June 11th, 2020

Bug fixes:

* Fixed RCS bug
* Fixed purchase issue on iOS, if it does not work dm me
* Fixed legacy engines fuel source
* Fixed [new] not disappearing after being clicked

##### 1.506

June 15, 2020

* Added upgrade to bundle from single expansion option
* Fixed TWR with stacked engines
* Fixed more parts button
* Purchases are now kept in offline mode
* Fixed world menu bug
* [Owned] tag is now prioritized over [New]
* Fixed [New] tag not disabling after clicking button
* Added move rocket button
* Fixed "parachute cut" being shown twice
* Fixed parachute still slowing down after cut

### 1.5.1

July 29, 2020

* Tutorials are greatly simplified and improved, but not yet translated into other languages ​​and not fully ready.
* Added 11 new languages
* Fixed a few more bugs

#### 1.5.1.1

August 5, 2020

Added:

* Added music in build mode
* Added request to skip tutorials (no translation yet)
* Added optimal takeoff angle (no translation yet)
* Added recommendations before launch, for example: "Your rocket has no parachute, launch anyway?" (no translation yet)

Changes:

* Changed the model of the capsule: now it has a heat shield that can be hidden in the separator
* Tutorials have been greatly improved

Bug fixes:

* Fixed bug on startup
* Fixed freeze when docking

#### 1.5.1.2

August 9, 2020

* Fixed docking
* Fixed blueprint loading
* Added ideal launch angle
* Added skip tutorial option
* Further improved tutorials (Expect constant improvements in the next few weeks)
* Added build soundtrack
* Changed capsule model
* Reduced lag when docking

#### 1.5.1.3

August 24, 2020

* Improved symmetry
* Improved tutorials even further
* Added a small note explaining what happen with electricity

##### New rocket select system

* Added selecting rockets from physics view
* Added naming and renaming rockets

##### Staging

* Stages can now be organized either in the build editor or during flight.

See Staging for more details.

##### Build improvements

Improvements to the build system include:​

* Adjust the amount of fuel in a fuel tank​
* Deploy landing legs before flight​
* Turn engines on before flight​
* Extend solar panels before flight ​
* And more... ​

##### Bug fixes and Translations

* Fixed lots of small bugs​
* Added Korean translations​

#### 1.5.2.1

Released on May 8, 2021

1.5.2.1 changes:

* Added activate selected stage
* Fuel bar stacking
* Added offset variable to bp (easy moving of bp)

Fixed;

* Part moving when flipped
* Battery being selectable for staging
* Landing leg icon in staging
* Parts being clickable trough pick menu
* Reordering blueprints is no longer laggy
* Fixed "fairing can incorrectly attach"
* "To heavy" typo
* Parts not showing as disabled when outside build grid
* Blueprints no longer get re-centered when loaded
* Staging being clickable through time warp buttons

#### 1.5.2.2

Released May 11th, 2021

* 10+ bug fixes

#### 1.5.2.5

Released on May 19th, 2021

* Fixed purchases sometimes not staying in offline mode
* Fixed bug where weird things would happen after crashing a rocket

##### Main additions

* Reentry effects
* Burn marks
* Heat shields
* Engine base part
* Improvements to staging
* Physics time warp
* No heat damage cheat
* Recover button
* Returned old height achievements
* Re-entry achievements

##### Minor additions

* Smooth shading on all parts
* Recover button
* Changed End mission to Recover / Destroy
* Removed end mission button from pause menu
* Moved height / velocity in horizontal mode
* Smooth engine gimbals
* Improved planet focus
* Camera shake with explosion

### 1.5.4

Released December 26th, 2021

* Added infinite build area
* Added new expansions
* Disabled engine clipping
* Engines now burn parts
* Added a part clipping cheat
* Removed "Future Updates" screen

### 1.5.5

Released January 26th, 2022

* Planet landmarks
* No burn marks cheat
* Smooth camera on stage detach
* Horizontal screen mode in build
* Per world cheat settings
* Faster saving
* Blueprint sharing

### 1.5.6

* Added achievements list to space center
* Added space center to classic mode
* Added 3× timewarp
* Moved video tutorial button from home to hub/build/world
* Added planet orbit eccentricity
* Simplified landmarks text for translations
* On collision, game will switch to debris; if no debris, failure menu will be shown after 3 seconds

### 1.5.7

**Released on June 24, 2022**

* "Timewarp Here" button
* Branching achievements (shows every launch that combined into this rocket)
* Massive optimisations for loading time (open build, launch, revert to launch/build, etc.)
* Significant optimisations for rocket breaking/splitting/docking
* Reduced game download size
* Re-implemented basic tutorials (just how to turn on throttle etc.)
* Split cheats into a separate menu

#### 1.5.7.3

Released on June 29, 2022

* Added two training missions in main menu
* Increased max view when using infinite build area
* Added version to main menu
* Higher FPS options in settings
* Confirm menu for deleting blueprint/quicksave
* Small screen shake when detaching

Fixed:

* Launch rotate
* Split fairings in build
* Map button issue
* Time warp here button showing outside map
* Change language mid game
* Description jitter when zooming

#### 1.5.7.5

* Added notifications, used for new developments.
* Added orbit line count
* You can now enable/disable screen shake.
* In the “Community” button on the home screen, added “Forums”
* You can now enable or disable engine gimbal
* Added a bottom tab saying “PC version is now available!

### 1.5.8

Released October 6th, 2022

* Added new expansion pack: "Redstone Atlas Pack".

#### 1.5.8.3

Released October 14th, 2022

* Redstone/Atlas capsule parachute can now be staged
* Fixed rocket getting deleted on crash
* Fixed center engine collider
* Fixed career test crash
* Fixed docking port camera jump
* Fixed fairing detach offset
* Fixed two staging bugs
* Fixed retro pack description
* Adjusted situation in which bundle upgrade is shown
* New texture for the Vehicle Assembly building.

#### 1.5.8.5

Released October 20th, 2022

* Added Redstone/Atlas textures as skins
* Added anti-aliasing (can be toggled in settings)
* Fixed docking
* Fixed atlas separator hitbox
* Fixed Solid Rocket Boosters
* Solid Rocket Boosters now no longer activate if your rocket is off. They can be activated if you turn on the rocket.

### 1.5.9

Released November 25th, 2022

* Docking assist (shows relative velocity, distance, etc.)
* New capsule and separator visuals
* Round fairings
* Big struts
* Time warp to transfer window
* Double click to select part groups
* Set multiple stats of parts at once
* Fairings can now adapt to fuel tanks
* Fixed stars

#### 1.5.9.3

Released on November 26th, 2022

* Fixed all fairing issues
* You can now disable fairing adapt in fairing part menu
* Re-enabled old planet files support
* Fixed issue that prevents you from launching after loading a sharing link fails
* Added new capsule model to capsule with build in heat shield
* Fixed/tweaked a ton of other small things

#### 1.5.9.5

Released on November 28, 2022

* Fixed sharing (I hope)
* Fixed duplicated/unloadable worlds
* Fixed worlds not loading any rockets in a very rare edge case
* Fixed strut+fairing render glitch
* Fixed pause menu in horizontal mode
* Fixed fuel tank becoming premium when adapting to fairing
* Fixed fairing notch hitbox not being visible
* Landing legs can now only be attached by their base, not the moving part
* Automatic lost purchase restore, this should find purchases that were lost even years ago (as long as you are logged into the same google play account)

#### 1.5.9.6

Released on December 7, 2022

* Added undo and redo
* Added autosaves that let you revert 30 s/3 min
* Added horizontal launch toggle for landscape mode
* Added Jezero crater on Mars
* Round fairing cones now adapt
* Fixed purchases
* Fixed landing legs attaching
* Fixed orbits not drawing
* Fixed struts not rendering inside interstages
* Fixed landing velocity arrows
* Maybe fixed time warp bug
* Fixed undo
* Fixed revert 30s reverting longer than 30s
* Fixed side separator force description
* Improved purchase recovery system
* Fixed big landing legs
* Fixed booster msg showing from uncontrolled rockets
* Added some extra debug tools
* Fixed pc link typo
* Improved purchase recovery system
* Fixed a ton of small bugs

#### 1.5.9.7

Released on December 10, 2022

* Improved docking assist designs
* Added small rocks to planets/moons
* Fixed a crash issue
* Fixed notification request

#### 1.5.10

Released on May 14, 2023

* Challenge mode (no cheats allowed)
* Hard difficulty
* Challenges in hub menu
* Small captured asteroid in near Earth orbit
* Rocks to the surface of planets
* Button icons
* New rounded nosecone parts
* Lots of other small changes

#### 1.5.10.2

Released on May 28, 2023

* Challenges in space center menu
* Hard difficulty option (2x upscaled planets and distances)
* Small captured asteroid in near Earth orbit
* Rocks to the surface of planets
* Button icons