🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.51 AU - 0.63 AU

Year: 165 Days

Day: 43.5 Hours

Environment

Temp: 207 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.64 AU - 0.96 AU

Year: 274 Days

Day: 46.4 Hours

Environment

Temp: 98 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.89 AU - 1.15 AU

Year: 394 Days

Day: 23.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.81 AU - 2.07 AU

Year: 1035 Days

Day: 44.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.46 AU - 4 AU

Year: 2758 Days

Day: 45.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,610,084 km

• M1: 3,192,718 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.6

Radius: 13.9

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.12 AU - 5.76 AU

Year: 4204 Days

Day: 11.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,610,084 km

• M1: 174,431 km (0.094 R)
• M2: 638,035 km (0.115 R)
• M3: 1,308,383 km (0.102 R)
• M4: 2,050,688 km (0.117 R)
• M5: 2,672,267 km (0.088 R)
• M6: 3,562,224 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.7

Radius: 8.3

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.25 AU - 7.99 AU

Year: 7274 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,610,084 km

• M1: 103,223 km (0.075 R)
• M2: 833,410 km (0.072 R)
• M3: 1,554,023 km (0.099 R)
• M4: 1,871,469 km (0.091 R)
• M5: 2,463,578 km (0.091 R)
• M6: 2,729,563 km (0.102 R)
• M7: 2,995,099 km (0.052 R)
• M8: 3,781,984 km (0.118 R)
• M9: 4,286,278 km (0.11 R)
• M10: 4,594,151 km (0.106 R)
• M11: 5,027,536 km (0.059 R)
• M12: 7,004,771 km (0.096 R)
• M13: 10,701,633 km (0.101 R)
• M14: 13,043,588 km (0.092 R)
• M15: 14,192,799 km (0.095 R)
• M16: 15,054,034 km (0.11 R)
• M17: 16,817,194 km (0.098 R)
• M18: 18,578,560 km (0.052 R)
• M19: 19,538,828 km (0.12 R)
• M20: 20,031,155 km (0.12 R)
• M21: 22,694,745 km (0.11 R)
• M22: 27,556,077 km (0.092 R)
• M23: 29,625,465 km (0.077 R)
• M24: 32,673,821 km (0.034 R)
• M25: 33,168,391 km (0.095 R)

Asteroid Belt

Center: 7.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.4

Radius: 11

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.18 AU - 8.08 AU

Year: 8070 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,610,084 km

• M1: 136,882 km (0.032 R)
• M2: 593,305 km (0.103 R)
• M3: 1,236,127 km (0.08 R)
• M4: 1,631,814 km (0.119 R)
• M5: 2,066,695 km (0.05 R)
• M6: 3,741,892 km (0.097 R)
• M7: 4,747,488 km (0.107 R)
• M8: 6,181,833 km (0.097 R)
• M9: 7,433,668 km (0.103 R)
• M10: 9,356,449 km (0.097 R)
• M11: 10,667,375 km (0.065 R)
• M12: 11,391,728 km (0.085 R)
• M13: 11,943,595 km (0.058 R)
• M14: 18,279,364 km (0.04 R)
• M15: 20,174,170 km (0.114 R)
• M16: 21,356,891 km (0.087 R)
• M17: 25,947,302 km (0.092 R)
• M18: 27,523,465 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.9

Radius: 6.3

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 11.21 AU - 13.29 AU

Year: 16416 Days

Day: 21.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,610,084 km

• M1: 78,988 km (0.09 R)
• M2: 285,732 km (0.084 R)
• M3: 539,749 km (0.08 R)
• M4: 1,187,059 km (0.059 R)
• M5: 2,226,016 km (0.105 R)
• M6: 2,949,771 km (0.103 R)
• M7: 5,414,246 km (0.117 R)
• M8: 6,161,039 km (0.043 R)
• M9: 6,935,806 km (0.102 R)
• M10: 13,652,601 km (0.092 R)
• M11: 20,807,119 km (0.111 R)
• M12: 22,201,371 km (0.037 R)
• M13: 29,200,906 km (0.065 R)
• M14: 33,305,423 km (0.101 R)
• M15: 37,778,549 km (0.047 R)
• M16: 39,108,923 km (0.115 R)
• M17: 40,095,969 km (0.103 R)
• M18: 43,681,381 km (0.075 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 16,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit