🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.53 AU - 0.61 AU

Year: 152 Days

Day: 45.8 Hours

Environment

Temp: 233 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,411,445 km

• M1: 365,019 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.7 AU - 0.76 AU

Year: 220 Days

Day: 24.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,411,445 km

• M1: 172,337 km (0.06 R)
• M2: 657,632 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.91 AU - 1.01 AU

Year: 332 Days

Day: 34.6 Hours

Environment

Temp: 178 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1 AU - 1.06 AU

Year: 369 Days

Day: 22.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.87 AU - 1.35 AU

Year: 413 Days

Day: 44.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 46.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.57 AU - 2.33 AU

Year: 962 Days

Day: 45.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.3

Radius: 11.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.08 AU - 6.82 AU

Year: 5784 Days

Day: 11.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,411,445 km

• M1: 145,559 km (0.12 R)
• M2: 872,006 km (0.091 R)
• M3: 1,425,369 km (0.087 R)
• M4: 2,379,653 km (0.075 R)
• M5: 3,853,940 km (0.113 R)
• M6: 4,303,332 km (0.113 R)
• M7: 4,787,431 km (0.108 R)
• M8: 6,238,082 km (0.11 R)
• M9: 7,030,352 km (0.111 R)
• M10: 7,415,417 km (0.083 R)
• M11: 8,775,261 km (0.1 R)
• M12: 10,073,921 km (0.085 R)
• M13: 12,636,083 km (0.094 R)
• M14: 16,141,461 km (0.059 R)
• M15: 26,152,999 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.3

Radius: 14

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 8.6 AU - 14.3 AU

Year: 13681 Days

Day: 8.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,411,445 km

• M1: 174,132 km (0.101 R)
• M2: 1,212,640 km (0.103 R)
• M3: 2,660,000 km (0.09 R)
• M4: 3,186,883 km (0.098 R)
• M5: 3,998,601 km (0.089 R)
• M6: 4,721,907 km (0.032 R)
• M7: 10,041,458 km (0.025 R)
• M8: 16,754,214 km (0.051 R)
• M9: 18,357,753 km (0.115 R)
• M10: 19,410,623 km (0.095 R)
• M11: 25,631,052 km (0.073 R)
• M12: 26,768,145 km (0.113 R)
• M13: 31,654,909 km (0.119 R)
• M14: 33,579,785 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.6

Radius: 3.1

Gravity: 17.13 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.25 AU - 19.55 AU

Year: 26741 Days

Day: 21.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,411,445 km

• M1: 39,494 km (0.113 R)
• M2: 692,040 km (0.067 R)
• M3: 967,599 km (0.096 R)
• M4: 1,218,774 km (0.095 R)
• M5: 1,437,785 km (0.07 R)
• M6: 1,781,112 km (0.099 R)
• M7: 2,100,354 km (0.089 R)
• M8: 3,520,935 km (0.105 R)
• M9: 4,050,961 km (0.087 R)
• M10: 4,319,639 km (0.103 R)
• M11: 4,474,024 km (0.109 R)
• M12: 5,371,910 km (0.086 R)
• M13: 6,383,491 km (0.112 R)
• M14: 8,388,102 km (0.119 R)
• M15: 9,793,724 km (0.119 R)
• M16: 10,441,483 km (0.083 R)
• M17: 12,369,201 km (0.108 R)
• M18: 20,142,157 km (0.093 R)
• M19: 21,902,175 km (0.046 R)
• M20: 22,541,557 km (0.118 R)
• M21: 25,223,847 km (0.093 R)
• M22: 26,435,739 km (0.091 R)
• M23: 29,303,381 km (0.048 R)
• M24: 29,745,143 km (0.09 R)
• M25: 29,856,294 km (0.074 R)
• M26: 33,801,340 km (0.087 R)
• M27: 37,818,791 km (0.098 R)
• M28: 40,212,656 km (0.117 R)
• M29: 43,558,861 km (0.103 R)
• M30: 48,149,271 km (0.095 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 12,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit