🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.7 AU - 1.04 AU

Year: 295 Days

Day: 25.2 Hours

Environment

Temp: 103 °C

Axial Tilt: 67.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.27 AU - 1.55 AU

Year: 608 Days

Day: 44.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.12 AU - 2.6 AU

Year: 1318 Days

Day: 34.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.61 AU - 2.67 AU

Year: 1559 Days

Day: 29.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.5

Radius: 13.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.46 AU - 6.38 AU

Year: 4586 Days

Day: 6.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,218,698 km

• M1: 171,888 km (0.063 R)
• M2: 643,121 km (0.044 R)
• M3: 1,414,747 km (0.109 R)
• M4: 2,082,402 km (0.064 R)
• M5: 4,011,766 km (0.107 R)
• M6: 5,335,857 km (0.086 R)
• M7: 5,886,676 km (0.1 R)
• M8: 7,449,525 km (0.106 R)
• M9: 9,315,011 km (0.056 R)
• M10: 16,280,437 km (0.1 R)
• M11: 17,008,979 km (0.113 R)
• M12: 20,559,235 km (0.094 R)
• M13: 23,032,238 km (0.094 R)
• M14: 25,052,856 km (0.092 R)
• M15: 29,266,430 km (0.12 R)
• M16: 29,981,956 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.6

Radius: 10.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.2 AU - 8.22 AU

Year: 6317 Days

Day: 11.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 34,218,698 km

• M1: 134,339 km (0.115 R)
• M2: 474,824 km (0.068 R)
• M3: 960,718 km (0.089 R)
• M4: 1,593,816 km (0.116 R)
• M5: 2,261,172 km (0.063 R)
• M6: 3,204,835 km (0.085 R)
• M7: 4,368,407 km (0.086 R)
• M8: 5,915,100 km (0.09 R)
• M9: 6,613,123 km (0.12 R)
• M10: 7,154,668 km (0.09 R)
• M11: 7,652,529 km (0.097 R)
• M12: 8,520,796 km (0.082 R)
• M13: 9,411,352 km (0.107 R)
• M14: 10,724,372 km (0.119 R)
• M15: 12,056,541 km (0.086 R)
• M16: 12,969,387 km (0.097 R)
• M17: 13,496,122 km (0.107 R)
• M18: 13,873,258 km (0.08 R)
• M19: 14,648,623 km (0.118 R)
• M20: 15,219,938 km (0.094 R)
• M21: 17,655,391 km (0.085 R)
• M22: 18,632,116 km (0.111 R)
• M23: 22,978,383 km (0.106 R)
• M24: 24,300,529 km (0.107 R)
• M25: 26,335,957 km (0.106 R)
• M26: 27,095,765 km (0.059 R)
• M27: 29,103,967 km (0.097 R)
• M28: 30,558,207 km (0.072 R)
• M29: 30,929,210 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.7

Radius: 10.7

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 9.24 AU - 9.96 AU

Year: 10810 Days

Day: 13.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,218,698 km

• M1: 132,993 km (0.099 R)
• M2: 558,748 km (0.119 R)
• M3: 1,324,689 km (0.095 R)
• M4: 3,659,613 km (0.043 R)
• M5: 6,810,443 km (0.103 R)
• M6: 9,530,581 km (0.12 R)
• M7: 10,797,526 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.3

Radius: 14.6

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.93 AU - 12.21 AU

Year: 15240 Days

Day: 8.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,218,698 km

• M1: 181,761 km (0.109 R)
• M2: 719,865 km (0.117 R)
• M3: 1,603,689 km (0.066 R)
• M4: 4,591,159 km (0.062 R)
• M5: 5,050,723 km (0.119 R)
• M6: 5,571,025 km (0.098 R)
• M7: 6,159,094 km (0.117 R)
• M8: 7,533,599 km (0.092 R)
• M9: 8,215,317 km (0.029 R)
• M10: 8,773,766 km (0.083 R)
• M11: 10,327,339 km (0.092 R)
• M12: 12,057,588 km (0.093 R)
• M13: 12,885,912 km (0.115 R)
• M14: 13,531,726 km (0.083 R)
• M15: 15,660,204 km (0.068 R)
• M16: 16,963,202 km (0.108 R)
• M17: 17,673,941 km (0.12 R)
• M18: 19,926,287 km (0.114 R)
• M19: 23,140,547 km (0.098 R)
• M20: 24,095,879 km (0.104 R)
• M21: 29,088,558 km (0.101 R)
• M22: 30,013,970 km (0.118 R)
• M23: 30,484,007 km (0.094 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 15,409 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit