🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.56 AU - 0.56 AU

Year: 182 Days

Day: 31.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.62 AU - 0.82 AU

Year: 265 Days

Day: 42.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,965,679 km

• M1: 288,574 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.83 AU - 0.97 AU

Year: 370 Days

Day: 19.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.76 AU - 1.24 AU

Year: 433 Days

Day: 39.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.77 AU - 2.45 AU

Year: 1329 Days

Day: 37 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,965,679 km

• M1: 253,868 km (0.032 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.95 AU - 2.75 AU

Year: 1562 Days

Day: 22.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.8

Radius: 12

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.49 AU - 7.23 AU

Year: 6149 Days

Day: 10.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,965,679 km

• M1: 151,842 km (0.077 R)
• M2: 692,489 km (0.034 R)
• M3: 1,115,551 km (0.101 R)
• M4: 1,661,284 km (0.098 R)
• M5: 2,381,299 km (0.078 R)
• M6: 2,883,200 km (0.087 R)
• M7: 3,343,812 km (0.112 R)
• M8: 4,051,410 km (0.074 R)
• M9: 4,799,698 km (0.102 R)
• M10: 5,450,449 km (0.1 R)
• M11: 5,829,679 km (0.042 R)
• M12: 6,606,392 km (0.107 R)
• M13: 7,527,466 km (0.067 R)
• M14: 7,959,056 km (0.071 R)
• M15: 9,488,694 km (0.119 R)
• M16: 10,275,579 km (0.102 R)
• M17: 13,404,268 km (0.119 R)
• M18: 17,592,859 km (0.095 R)
• M19: 18,780,217 km (0.117 R)
• M20: 21,236,465 km (0.117 R)
• M21: 23,317,072 km (0.089 R)
• M22: 25,442,559 km (0.111 R)
• M23: 28,066,505 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.5

Radius: 8.1

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.91 AU - 6.39 AU

Year: 6611 Days

Day: 8.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,965,679 km

• M1: 102,175 km (0.071 R)
• M2: 381,325 km (0.066 R)
• M3: 1,037,760 km (0.09 R)
• M4: 1,359,695 km (0.084 R)
• M5: 1,819,708 km (0.105 R)
• M6: 2,729,413 km (0.103 R)
• M7: 4,648,604 km (0.035 R)
• M8: 5,565,639 km (0.083 R)
• M9: 7,104,253 km (0.085 R)
• M10: 9,081,488 km (0.088 R)
• M11: 10,700,885 km (0.066 R)
• M12: 11,247,366 km (0.101 R)
• M13: 14,144,628 km (0.077 R)
• M14: 15,606,798 km (0.11 R)
• M15: 17,504,896 km (0.12 R)
• M16: 19,846,102 km (0.097 R)
• M17: 20,143,353 km (0.09 R)
• M18: 21,832,014 km (0.071 R)
• M19: 36,818,579 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.6

Radius: 6.4

Gravity: 13.78 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 13.17 AU - 16.39 AU

Year: 24630 Days

Day: 24.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,965,679 km

• M1: 79,736 km (0.087 R)
• M2: 414,984 km (0.064 R)
• M3: 659,128 km (0.078 R)
• M4: 1,037,461 km (0.106 R)
• M5: 2,015,383 km (0.116 R)
• M6: 3,620,568 km (0.116 R)
• M7: 4,028,820 km (0.116 R)
• M8: 4,329,063 km (0.115 R)
• M9: 4,537,453 km (0.085 R)
• M10: 4,752,575 km (0.082 R)
• M11: 4,974,428 km (0.1 R)
• M12: 5,806,193 km (0.11 R)
• M13: 6,233,444 km (0.117 R)
• M14: 6,544,757 km (0.117 R)
• M15: 9,421,524 km (0.115 R)
• M16: 14,002,809 km (0.078 R)
• M17: 16,305,719 km (0.069 R)
• M18: 16,726,837 km (0.116 R)
• M19: 17,678,728 km (0.068 R)
• M20: 21,344,923 km (0.11 R)
• M21: 26,630,515 km (0.054 R)
• M22: 28,166,586 km (0.117 R)
• M23: 29,140,618 km (0.097 R)
• M24: 32,461,242 km (0.063 R)
• M25: 36,883,654 km (0.065 R)
• M26: 39,690,858 km (0.083 R)
• M27: 42,796,360 km (0.107 R)
• M28: 48,961,289 km (0.108 R)
• M29: 50,013,710 km (0.043 R)
• M30: 54,187,939 km (0.076 R)
• M31: 65,945,285 km (0.061 R)
• M32: 66,157,863 km (0.096 R)
• M33: 68,310,128 km (0.12 R)
• M34: 71,177,171 km (0.087 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 10,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit