🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.45 AU - 0.59 AU

Year: 143 Days

Day: 42.1 Hours

Environment

Temp: 229 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,435,187 km

• M1: 162,762 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.5 AU - 0.6 AU

Year: 155 Days

Day: 18.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.13 AU - 2.61 AU

Year: 1389 Days

Day: 26 Hours

Environment

Temp: -94 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44

Radius: 8.2

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4 AU - 5.06 AU

Year: 3672 Days

Day: 12 Hours

Environment

Temp: -137 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,435,187 km

• M1: 102,325 km (0.087 R)
• M2: 372,947 km (0.106 R)
• M3: 688,749 km (0.077 R)
• M4: 1,495,380 km (0.118 R)
• M5: 2,092,425 km (0.098 R)
• M6: 4,428,845 km (0.117 R)
• M7: 4,868,214 km (0.034 R)
• M8: 7,442,344 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.1

Radius: 9.4

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.65 AU - 6.65 AU

Year: 5808 Days

Day: 6.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,435,187 km

• M1: 116,986 km (0.117 R)
• M2: 420,071 km (0.076 R)
• M3: 824,284 km (0.087 R)
• M4: 1,187,807 km (0.077 R)
• M5: 1,681,181 km (0.059 R)
• M6: 2,526,858 km (0.108 R)
• M7: 3,203,190 km (0.046 R)
• M8: 4,058,441 km (0.077 R)
• M9: 4,360,329 km (0.074 R)
• M10: 5,307,134 km (0.063 R)
• M11: 8,755,066 km (0.091 R)
• M12: 9,673,298 km (0.073 R)
• M13: 11,786,966 km (0.117 R)
• M14: 15,612,931 km (0.081 R)
• M15: 19,762,477 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.5

Radius: 12.2

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.03 AU - 9.33 AU

Year: 8909 Days

Day: 14.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,435,187 km

• M1: 151,692 km (0.066 R)
• M2: 643,420 km (0.083 R)
• M3: 1,895,405 km (0.087 R)
• M4: 2,515,937 km (0.045 R)
• M5: 3,649,141 km (0.04 R)
• M6: 4,557,350 km (0.093 R)
• M7: 5,413,797 km (0.069 R)
• M8: 6,054,076 km (0.104 R)
• M9: 7,445,785 km (0.088 R)
• M10: 8,281,888 km (0.086 R)
• M11: 9,652,055 km (0.1 R)
• M12: 10,852,877 km (0.053 R)
• M13: 12,376,830 km (0.11 R)
• M14: 12,837,442 km (0.036 R)
• M15: 13,429,102 km (0.108 R)
• M16: 15,053,286 km (0.116 R)
• M17: 16,665,352 km (0.106 R)
• M18: 19,295,133 km (0.112 R)
• M19: 20,950,883 km (0.066 R)
• M20: 21,523,394 km (0.081 R)
• M21: 25,548,175 km (0.116 R)
• M22: 32,269,457 km (0.104 R)
• M23: 44,760,730 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.3

Radius: 6.6

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 11.79 AU - 12.19 AU

Year: 15810 Days

Day: 18.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,435,187 km

• M1: 82,129 km (0.059 R)
• M2: 389,254 km (0.025 R)
• M3: 1,142,778 km (0.12 R)
• M4: 1,508,844 km (0.091 R)
• M5: 1,879,996 km (0.112 R)
• M6: 2,475,246 km (0.056 R)
• M7: 2,874,523 km (0.117 R)
• M8: 4,364,667 km (0.045 R)
• M9: 4,780,849 km (0.042 R)
• M10: 5,153,347 km (0.042 R)
• M11: 5,364,729 km (0.113 R)
• M12: 9,220,764 km (0.077 R)
• M13: 9,480,316 km (0.113 R)
• M14: 10,624,441 km (0.087 R)
• M15: 13,447,053 km (0.11 R)
• M16: 14,052,326 km (0.052 R)
• M17: 15,245,220 km (0.102 R)
• M18: 15,681,896 km (0.111 R)
• M19: 17,671,099 km (0.105 R)
• M20: 19,226,917 km (0.111 R)
• M21: 20,430,282 km (0.101 R)
• M22: 20,783,183 km (0.091 R)
• M23: 22,235,330 km (0.085 R)
• M24: 25,138,277 km (0.044 R)
• M25: 29,277,051 km (0.103 R)
• M26: 30,982,916 km (0.102 R)
• M27: 33,848,164 km (0.104 R)
• M28: 38,069,666 km (0.056 R)
• M29: 39,687,866 km (0.08 R)
• M30: 39,961,930 km (0.029 R)
• M31: 40,375,418 km (0.027 R)
• M32: 43,933,005 km (0.035 R)
• M33: 46,013,762 km (0.06 R)
• M34: 49,256,595 km (0.096 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 17,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit