🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.6 AU - 0.66 AU

Year: 182 Days

Day: 45.7 Hours

Environment

Temp: 227 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,608,756 km

• M1: 13,763 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.13 AU - 1.55 AU

Year: 564 Days

Day: 47.7 Hours

Environment

Temp: -20 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,608,756 km

• M1: 242,648 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.34 AU - 1.9 AU

Year: 749 Days

Day: 47.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.65 AU - 2.03 AU

Year: 907 Days

Day: 24.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 13.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.3

Radius: 4.6

Gravity: 24.54 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 11.28 AU - 16.5 AU

Year: 18814 Days

Day: 21.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 66,608,756 km

• M1: 456,124 km (0.049 R)
• M2: 692,489 km (0.103 R)
• M3: 1,059,901 km (0.086 R)
• M4: 1,263,504 km (0.06 R)
• M5: 1,369,868 km (0.065 R)
• M6: 1,884,185 km (0.089 R)
• M7: 2,005,958 km (0.112 R)
• M8: 2,225,268 km (0.114 R)
• M9: 2,551,691 km (0.102 R)
• M10: 2,963,235 km (0.071 R)
• M11: 2,998,390 km (0.112 R)
• M12: 3,469,025 km (0.11 R)
• M13: 3,543,375 km (0.102 R)
• M14: 3,923,503 km (0.115 R)
• M15: 4,639,928 km (0.026 R)
• M16: 4,971,137 km (0.108 R)
• M17: 5,876,354 km (0.112 R)
• M18: 6,189,163 km (0.114 R)
• M19: 6,553,434 km (0.1 R)
• M20: 8,177,319 km (0.092 R)
• M21: 8,931,142 km (0.1 R)
• M22: 10,829,091 km (0.113 R)
• M23: 11,157,159 km (0.115 R)
• M24: 11,599,669 km (0.04 R)
• M25: 11,711,269 km (0.052 R)
• M26: 12,501,744 km (0.109 R)
• M27: 13,602,037 km (0.115 R)
• M28: 14,312,776 km (0.112 R)
• M29: 15,523,771 km (0.091 R)
• M30: 17,020,049 km (0.072 R)
• M31: 18,107,326 km (0.058 R)
• M32: 18,431,355 km (0.114 R)
• M33: 18,691,955 km (0.114 R)
• M34: 20,550,259 km (0.065 R)
• M35: 20,617,579 km (0.079 R)
• M36: 21,432,737 km (0.095 R)
• M37: 21,569,619 km (0.032 R)
• M38: 22,189,104 km (0.082 R)
• M39: 22,258,368 km (0.101 R)
• M40: 23,516,187 km (0.072 R)
• M41: 23,657,407 km (0.111 R)
• M42: 25,301,039 km (0.08 R)
• M43: 25,735,770 km (0.094 R)
• M44: 27,277,077 km (0.077 R)
• M45: 28,621,663 km (0.092 R)
• M46: 29,302,034 km (0.109 R)
• M47: 29,530,021 km (0.107 R)
• M48: 31,297,371 km (0.109 R)
• M49: 31,375,012 km (0.104 R)
• M50: 31,998,237 km (0.063 R)
• M51: 32,861,865 km (0.105 R)
• M52: 33,812,709 km (0.029 R)
• M53: 34,371,457 km (0.075 R)
• M54: 35,255,730 km (0.096 R)
• M55: 38,617,045 km (0.114 R)
• M56: 38,783,697 km (0.093 R)
• M57: 40,209,065 km (0.058 R)
• M58: 40,547,007 km (0.079 R)
• M59: 41,225,583 km (0.071 R)
• M60: 41,566,217 km (0.025 R)
• M61: 42,079,039 km (0.114 R)
• M62: 42,507,936 km (0.045 R)
• M63: 42,938,329 km (0.112 R)
• M64: 43,543,303 km (0.118 R)
• M65: 44,412,466 km (0.08 R)
• M66: 44,674,263 km (0.037 R)
• M67: 44,936,657 km (0.096 R)
• M68: 45,199,501 km (0.114 R)
• M69: 45,287,315 km (0.111 R)
• M70: 45,550,906 km (0.112 R)
• M71: 45,726,833 km (0.117 R)
• M72: 46,610,209 km (0.05 R)
• M73: 49,474,559 km (0.03 R)
• M74: 49,655,423 km (0.102 R)
• M75: 51,751,588 km (0.04 R)
• M76: 52,027,147 km (0.07 R)
• M77: 52,303,156 km (0.062 R)
• M78: 52,856,668 km (0.093 R)
• M79: 53,134,172 km (0.03 R)
• M80: 54,248,975 km (0.104 R)
• M81: 55,183,812 km (0.117 R)
• M82: 55,465,355 km (0.12 R)
• M83: 56,407,074 km (0.113 R)
• M84: 56,501,470 km (0.091 R)
• M85: 56,690,562 km (0.054 R)
• M86: 57,639,162 km (0.058 R)
• M87: 58,401,962 km (0.051 R)
• M88: 60,226,607 km (0.085 R)
• M89: 60,516,378 km (0.094 R)
• M90: 61,291,594 km (0.114 R)
• M91: 61,875,026 km (0.104 R)
• M92: 62,949,587 km (0.088 R)
• M93: 64,326,037 km (0.094 R)
• M94: 64,424,622 km (0.102 R)
• M95: 64,523,357 km (0.117 R)
• M96: 64,918,894 km (0.072 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 13,563 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit