Here is the full list of all 47 Dead Space achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Fully upgrade all weapons and equipment.
Kill 30 enemies with the Force Gun.
See the alternative ending on any difficulty mode.
Complete New Game Plus on any difficulty mode.
Beat the game using only the Plasma Cutter.
Install every weapon upgrade.
Collect all Schematics.
Rip off a dangling limb using Kinesis.
Pick up a Marker fragment for the first time.
Complete the game in Impossible Mode.
Kill 30 enemies with the Contact Beam.
Place 25 items in Storage.
Complete Chapter 12 on any difficulty setting.
Complete the game on Medium difficulty or above.
Kill the Hive Mind.
Complete Chapter 11 on any difficulty setting.
Find the Peng Treasure.
Collect 150 Logs.
Complete Chapter 10 on any difficulty setting.
Pursue Nicole's investigation.
Complete Level 6 in Zero-G Basketball.
Create the Master Security Override.
Complete Chapter 9 on any difficulty setting.
Kill 30 enemies with the Line Gun.
Survive the Shooting Gallery.
Complete Chapter 8 on any difficulty setting.
Kill the Leviathan Remnant.
Complete Chapter 7 on any difficulty setting.
Use Stasis on 50 enemies.
Kill 30 enemies with the Ripper.
Discover the Hunter's origins.
Complete Chapter 6 on any difficulty setting.
Kill the Leviathan.
Dismember 500 Limbs.
Own every weapon in the game.
Kill 30 enemies with the Pulse Rifle.
Kill 10 enemies with a stomp attack.
Collect 75 Logs.
Complete Chapter 5 on any difficulty setting.
Complete Chapter 4 on any difficulty setting.
Kill a Brute.
Complete Chapter 3 on any difficulty setting.
Kill 30 enemies with the Flamethrower.
Pin an enemy.
Complete Chapter 2 on any difficulty setting.
Complete Chapter 1 on any difficulty setting.
Dismember 50 Limbs.