Here is the full list of all 56 Beam achievements.
Encounter the Orange Block Beam
Encounter the Red Bounce Beam
Encounter the Green Sticky Beam
Encounter the Cyan Power Beam
Encounter the Purple Gravity Beam
Complete the first Chapter
Complete the second Chapter
Complete the third Chapter
Find all Collectables in level 1.1
Find all Collectables in level 1.2
Find all Collectables in level 1.3
Find all Collectables in level 1.4
Find all Collectables in level 1.5
Find all Collectables in level 1.6
Find all Collectables in level 1.7
Find all Collectables in level 1.8
Find all Collectables in level 1.9
Find all Collectables in level 1.10
Find all Collectables in level 2.1
Find all Collectables in level 2.2
Find all Collectables in level 2.3
Find all Collectables in level 2.4
Find all Collectables in level 2.5
Find all Collectables in level 2.6
Find all Collectables in level 2.7
Find all Collectables in level 2.8
Find all Collectables in level 2.9
Find all Collectables in level 3.1
Find all Collectables in level 3.2
Find all Collectables in level 3.3
Find all Collectables in level 3.4
Find all Collectables in level 3.5
Find all Collectables in level 3.6
Find all Collectables in level 3.7
Find all Collectables in level 3.8
Find all Collectables in level 3.9
Find all Collectables in level 3.10
Find 50% of all Collectables
Find 75% of all Collectables
Find all Collectables
Jump 10000 times
Reach maximum velocity
Beat the game in under 6 hours
Beat Chapter 1 in under 2 hours
Beat Chapter 2 in under 2 hours
Beat Chapter 3 in under 2 hours
Find all Lore Texts
Find all Models
Find all Audio Logs
Find all Videos
Fly in a green Beam for 2 minutes
Attracted 6 objects simultaneously with a gravity beam
Only touch block beams 20 times in a row
Bounce on a red beam 10 consecutive times
Die in a cyan beam
Complete 1.3 in more than 100 minutes