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