This article is about the star system. For other uses of the term "widow", see Widow (disambiguation).

The Widow system contains only the star itself, additional gases from the Serpent Nebula, a fuel depot, and the Citadel.

The Citadel

Main article: Citadel

Mass Effect

Missions

• Mission: Citadel: Expose Saren
• Mission: Citadel: Garrus
• Mission: Citadel: Shadow Broker → Citadel: Wrex
• Mission: Race Against Time: Final Battle

Assignments

• Assignment: Citadel: Asari Consort
• Assignment: Citadel: Doctor Michel → Citadel: Doctor Michel is Safe
• Assignment: Citadel: Family Matter
• Assignment: Citadel: Homecoming
• Assignment: Citadel: I Remember Me
• Assignment: Citadel: Jahleed's Fears → Citadel: Jahleed's Secret → Citadel: Jahleed and Chorban | Citadel: Jahleed Returns Materials | Citadel: Jahleed Arrested
• Assignment: Citadel: Negotiator's Request
• Assignment: Citadel: Old, Unhappy, Far-Off Things
• Assignment: Citadel: Old Friends
• Assignment: Citadel: Our Own Worst Enemy
• Assignment: Citadel: Planting a Bug
• Assignment: Citadel: Presidium Prophet
• Assignment: Citadel: Reporter's Request
• Assignment: Citadel: Rita's Sister → Citadel: Rita's Sister and Chellick → Citadel: Rita's Sister is Safe
• Assignment: Citadel: Scan the Keepers
• Assignment: Citadel: Snap Inspection
• Assignment: Citadel: Schells the Gambler → Citadel: Schells' Scanner Given Away | Citadel: Schells has his Data
• Assignment: Citadel: Signal Tracking
• Assignment: Citadel: The Fan
• Assignment: Citadel: The Fourth Estate
• Assignment: Citadel: Xeltan's Complaint → Citadel: Xeltan Convinced

Mass Effect 2

Missions

• Mission: Citadel: Captain Bailey
• Mission: Citadel: The Council
• Mission: Dossier: The Master Thief
• Mission: Garrus: Eye for an Eye
• Mission: Thane: Sins of the Father

Assignments

• Assignment: Citadel: Crime in Progress
• Assignment: Citadel: Found Forged ID
• Assignment: Citadel: False Positives
• Assignment: Citadel: Krogan Sushi

Mass Effect 3

Missions

• Mission: Citadel: Alien Medi-Gel Formula
• Mission: Citadel: Aria T'Loak
• Mission: Citadel: Asari Widow
• Mission: Citadel: Barla Von
• Mission: Citadel: Batarian Codes
• Mission: Citadel: Biotic Amp Interfaces
• Mission: Citadel: Cerberus Automated Turret Schematics
• Mission: Citadel: Cerberus Ciphers
• Mission: Citadel: Cerberus Retribution
• Mission: Citadel: Cerberus Turian Poison
• Mission: Citadel: Chemical Treatment
• Mission: Citadel: Dr. Bryson
• Mission: Citadel: Leviathan I
• Mission: Citadel: Leviathan II
• Mission: Citadel: Leviathan III
• Mission: Citadel: GX12 Thermal Pipe
• Mission: Citadel: Hanar Diplomat
• Mission: Citadel: Heating Unit Stabilizers
• Mission: Citadel: Improved Power Grid
• Mission: Citadel: Inspirational Stories
• Mission: Citadel: Kakliosaur Fossil
• Mission: Citadel: Krogan Dying Message
• Mission: Citadel: Medi-Gel Sabotage
• Mission: Citadel: Medical Supplies
• Mission: Citadel: Reaper Code Fragments
• Mission: Citadel: Target Jamming Technology
• Mission: Citadel: Volus Ambassador
• Mission: Citadel: Wounded Batarian
• Mission: Priority: The Citadel I
• Mission: Priority: The Citadel II
• Mission: Priority: The Citadel III

Aria's Fleet

Main article: Aria's Fleet

Note: This location is added after downloading Mass Effect 3: Omega and completing Citadel: Aria T'Loak.

Missions

• Mission: Omega: Aria T'Loak (Mass Effect 3)

Fuel depot

Main article: Fuel depot

Note: The fuel depot in this system is added after downloading either the Firewalker Pack or Kasumi - Stolen Memory in Mass Effect 2.

Mass relay

Main article: Mass relay