I'm not seeing an update yet. Steam is set to auto-update but I'm still at 0.990.39

The update is so far only in the official beta branch.
To get it, you have to go to the properties and select 'beta - public beta branch' from the 'BETAS' page.
properties.png

This is not a joke I already started work on some bug fixes. The next major update probably will be called 0.991, so why not start a new topic

Full changelog of updates on Steam:

Build 0.990.33.1625
- Fixed crash if SDL reports invalid joystick instance ID (-1)
- Texture compression is disabled by default for high and ultra graphics settings

Build 0.990.34.1630
- Fixed missing terrain on integrated Intel graphics
- Fixed glitch with eclipse shadows on rings
- Completed Spanish localization
- Dimmer nebulae
- Main menu button "Exit" is changed to "Exit VR" in the VR mode
- A note added to the tutorials menu what they are not designed for VR
- Added the main menu button binding to the first Vive controller
- Ship manager automatically appear on entering the Simulator mode if there are no ships built

Build 0.990.34.1640
- Fixed disappearing of interface in the fish eye mode on checking "Distort interface"
- Added Polish localization
- Stereobase can be changed only in VR/3D modes
- Fixed Haumea rings

Build 0.990.34.1645
- Fixed stereobase change
- Fixed mass of Luhman 16 A and B

Build 0.990.35.1655
- Limited paste text buffer size
- Some fixes in catalogs
- Updated exoplanet catalog by June 21, 2019 (Teegarden's star and other updates)
- Fixed abrupt scarps on terrestrial planets
- Fixed high-frequency "penitentes" on icy worlds
- Fixed depth of rayed craters
- Added timeout to the loading screen to prevent get stuck on it for too long time
- Adjusted coefficients in the mass-radius equation for more precise result [pending for 0.991]
- Updated localizations
- Fixed procedural galaxy/quasar seed change bug
- Disabled loading indicator in VR
- Fixed broken export of planet textures after landing on a planet
- Fixed huge lag at startup and on switching graphics quality presets

Build 0.990.35.1660
- Automatic saturation of stellar illumination
- Fixed star corona color bug
- Fixed toggle of the fullscreen mode when "Configure codec" is pressed in the video capture dialog
- VR/3D mode can be toggled by a hotkey / in the main menu
- In VR help about VR controller buttons bindings is displayed on the main menu background (Oculus and Vive, text is in English)
- In VR Solar system browser automatically hides itself after clicking "fly to" button
- In main menu script, buttons, labels and edit can have internal name; if not specified, data from the Text field is used
- Option to make planet hidden by default in the sc file - visible false
- Changed atmosphere model/color assignment rules
- Some fixes in catalogs
- Fixed bug with clusters/nebulae particles always rendered even if clusters/nebulae were disabled
- Reduced star particle wobbling effect of a very distant catalog stars
- Increased lens flare visibility range for very bright star systems
- Changed location preview file name generation method

Build 0.990.36.1665
- Some fixes in catalogs
- Multithreaded saving of screenshot (no lag on saving to png)
- Multithreaded saving of video frame images
- Updated video saving tool:
-- Option for automatically run a script simultaneously with start of video capture
-- Video capture is stopping automatically once script is complete
-- Options to minimize or close SpaceEngine once script is complete
- Planet emission textures are stored with color textures in the same array to save video memory
- Planet thermal  textures are stored with hight textures in the same array to save video memory [experimental]
- Reduced tiling of some terrain textures
- Fixed bug with non-saving of database file of user names and descriptions
- Fixed bug with change of planet atmosphere color after restart
- Improved appearance of red giants
- Improved color variety of planet atmospheres [experimental]
- In HDR photo mode, aurora faded out with distance to not spoil appearance of a planet from space [experimental]
- Fixed dry lacustrine planets
- Fixed missing terraced mountains
- Released new version of the CubeMap tool - 1.15

Build 0.990.37.1690
- While exporting planet textures, clouds transparency is not saved into a separate file
- Ability to specify custom subfolder to save video file/frames in the video capture dialog
- Fixed bug when some terrain node textures didn't generated
- Fixed bug with terrain not generating while recording video
- Opposition effect on planetary rings; parameters are added to planet scripts and editor
- Unicode support:
-- All localizations updated to UTF-8 encoding
-- Texture fonts replaced with ttf fonts
-- Added traditional Chinese, simplified Chinese and Japanese localizations 
-- In language selection menu, country flags and full names of localizations are displayed
- Apollo 11 'Eagle' Lunar module model on the Moon surface
- Fixed bug with UI window stuck in moving mode when was closed by hotkey before releasing the left mouse button
- Fixed selecting of stars in star clusters and nebulae
- Mouse click in the text input field moves cursor to the nearest character
- Fixed arrow button of volumetrics resolution sliders

Build 0.990.37.1705
- Some fixes in catalogs
- Updated localizations
- Fixed auto-filling of the pioneer name and discovery date for procedural objects in the Wiki
- Fixed star cluster selection bug
- Fixed issue with ship control panel appearing in the planetarium mode
- Semi-bold font for interface text of default (small) size

Build 0.990.37.1710
- Updated default and DLC textures of the Moon (11 GB)
- Updated default and DLC textures of the Charon
- Tilt adjustment for objects/spacecraft fixed on planetary surface
- Added all Apollo landing sites with closeup textures
- Adjusted Apollo LM position and tilt
- Fixed Apollo LM star-like particle brightness
- Fixed updating of BumpHeight and BumpOffset in the Planet editor
- Exposure compensation is saved between sessions
- Added asteroids named after science fiction authors

Build 0.990.37.1720
- Added "Spanish - Spain" localization, old Spanish renamed to "Spanish - Latin America"
- Updated localizations
- Fixed Carina nebula model
- Fixed crash with NVidia driver version 436.15
- Fixed points counter in the camera path editor tool

Build 0.990.38.1730
- New Titan textures by retro-visor
- Gamma correction for planet textures: parameter in catalog scripts and slider in the editor
- Adjusted gamma of Jupiter and Io textures
- Adjusted photometric properties of Jupiter and the Galilean satellites for increased accuracy
- New music by Lokijar
- Fixed bug with selection of wrong screenshot file format at startup
- Fixed displaying of incorrect axis tilt for procedural planets
- Fixed generation of too many extremely tilted procedural planets [pending for for 0.991]
- Updated localizations
- Updated exoplanet catalog (September 10, 2019)
- Added comet C/2019 Q4 (Borisov) and other minor bodies
- Added names for 5 recently named satellites of Jupiter
- Added ability to specify a threshold for the bloom effect
- Solar system browser: fixed empty (globe) previews in the very long list of satellites
- Fixed model of the galaxy ESO 510-G13
- Fixed bug with displacement and flickering of star lens flares in fish eye/cylindrical/cube modes what happened in distant galaxies
- Fixed bug with displacement of autoexposure metering zone