🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.48 AU - 1.74 AU

Year: 725 Days

Day: 45.1 Hours

Environment

Temp: -30 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.79 AU - 2.09 AU

Year: 959 Days

Day: 22.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,745,466 km

• M1: 114,742 km (0.066 R)

Asteroid Belt

Center: 2.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.92 AU - 3.04 AU

Year: 1386 Days

Day: 21 Hours

Environment

Temp: -85 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,745,466 km

• M1: 993,928 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.48 AU - 4.48 AU

Year: 2817 Days

Day: 38.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.84 AU - 6.26 AU

Year: 4026 Days

Day: 29.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 13.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.17 AU - 6.23 AU

Year: 5477 Days

Day: 11.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,745,466 km

• M1: 164,558 km (0.09 R)
• M2: 576,550 km (0.099 R)
• M3: 1,004,998 km (0.052 R)
• M4: 1,790,836 km (0.077 R)
• M5: 2,204,773 km (0.085 R)
• M6: 4,071,605 km (0.094 R)
• M7: 6,038,219 km (0.071 R)
• M8: 7,313,092 km (0.096 R)
• M9: 8,318,090 km (0.078 R)
• M10: 9,731,491 km (0.047 R)
• M11: 13,627,917 km (0.033 R)
• M12: 20,986,936 km (0.064 R)
• M13: 21,532,519 km (0.032 R)
• M14: 22,652,110 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 11.7

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.17 AU - 8.29 AU

Year: 6194 Days

Day: 13.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,745,466 km

• M1: 145,559 km (0.116 R)
• M2: 593,156 km (0.038 R)
• M3: 1,636,601 km (0.105 R)
• M4: 2,068,490 km (0.117 R)
• M5: 2,451,012 km (0.043 R)
• M6: 3,361,614 km (0.11 R)
• M7: 4,068,763 km (0.092 R)
• M8: 6,172,408 km (0.06 R)
• M9: 7,122,355 km (0.097 R)
• M10: 7,847,605 km (0.087 R)
• M11: 8,371,646 km (0.094 R)
• M12: 8,790,520 km (0.114 R)
• M13: 9,311,719 km (0.081 R)
• M14: 10,416,051 km (0.041 R)
• M15: 11,049,598 km (0.065 R)
• M16: 11,812,397 km (0.107 R)
• M17: 12,286,772 km (0.113 R)
• M18: 13,161,471 km (0.067 R)
• M19: 14,077,309 km (0.117 R)
• M20: 14,491,097 km (0.112 R)
• M21: 17,961,768 km (0.068 R)
• M22: 19,742,132 km (0.101 R)
• M23: 20,561,779 km (0.109 R)
• M24: 21,249,031 km (0.062 R)
• M25: 27,862,155 km (0.063 R)
• M26: 30,536,516 km (0.104 R)
• M27: 35,949,266 km (0.116 R)
• M28: 37,171,032 km (0.05 R)
• M29: 37,962,853 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.2

Radius: 6

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 16.19 AU - 21.91 AU

Year: 29497 Days

Day: 22.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,745,466 km

• M1: 74,949 km (0.118 R)
• M2: 470,784 km (0.108 R)
• M3: 664,813 km (0.05 R)
• M4: 1,223,711 km (0.1 R)
• M5: 1,427,014 km (0.051 R)
• M6: 1,792,482 km (0.085 R)
• M7: 2,036,775 km (0.039 R)
• M8: 3,906,898 km (0.055 R)
• M9: 8,416,526 km (0.106 R)
• M10: 10,590,332 km (0.091 R)
• M11: 17,061,039 km (0.096 R)
• M12: 21,639,033 km (0.115 R)
• M13: 30,123,476 km (0.076 R)
• M14: 33,640,522 km (0.073 R)
• M15: 35,904,237 km (0.086 R)
• M16: 37,282,033 km (0.041 R)
• M17: 40,584,406 km (0.118 R)
• M18: 45,177,809 km (0.104 R)
• M19: 51,132,851 km (0.112 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 16,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit