Full list of all 42 Half-Life: Alyx achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 41 achievements, and there is 1 DLC pack containing 1 achievements.
If you are reading this achievement, Gabe Newell has successfully launched Gnome Chompski into space. If you did not also receive the achievement 'Manufacturing Ascent', Newell has abandoned his plans to shoot Noam Chomsky into space.