🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.56 AU - 0.72 AU

Year: 192 Days

Day: 39.5 Hours

Environment

Temp: 124 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.57 AU - 0.73 AU

Year: 196 Days

Day: 14.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.04 AU - 1.16 AU

Year: 432 Days

Day: 27 Hours

Environment

Temp: -7 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.73 AU - 2.25 AU

Year: 1052 Days

Day: 37.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.7

Radius: 8.4

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.88 AU - 5.18 AU

Year: 4227 Days

Day: 5 Hours

Environment

Temp: -141 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 27,152,611 km

• M1: 104,419 km (0.049 R)
• M2: 513,270 km (0.084 R)
• M3: 777,311 km (0.086 R)
• M4: 1,531,134 km (0.099 R)
• M5: 2,942,291 km (0.095 R)
• M6: 5,013,473 km (0.105 R)
• M7: 5,430,104 km (0.111 R)
• M8: 6,492,398 km (0.067 R)
• M9: 7,832,645 km (0.104 R)
• M10: 8,355,939 km (0.076 R)
• M11: 8,982,455 km (0.097 R)
• M12: 9,307,232 km (0.114 R)
• M13: 10,284,854 km (0.101 R)
• M14: 11,189,173 km (0.111 R)
• M15: 12,442,952 km (0.114 R)
• M16: 12,847,016 km (0.045 R)
• M17: 15,341,860 km (0.102 R)
• M18: 15,924,095 km (0.101 R)
• M19: 16,340,426 km (0.102 R)
• M20: 16,947,644 km (0.062 R)
• M21: 18,596,960 km (0.088 R)
• M22: 19,799,727 km (0.061 R)
• M23: 20,841,078 km (0.086 R)
• M24: 23,950,320 km (0.061 R)
• M25: 24,654,776 km (0.045 R)
• M26: 25,292,362 km (0.117 R)
• M27: 27,953,409 km (0.104 R)
• M28: 29,708,043 km (0.104 R)
• M29: 29,977,469 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 14.2

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.86 AU - 7.58 AU

Year: 5813 Days

Day: 13.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,152,611 km

• M1: 178,171 km (0.112 R)
• M2: 833,410 km (0.098 R)
• M3: 1,337,106 km (0.101 R)
• M4: 2,612,876 km (0.11 R)
• M5: 3,415,319 km (0.075 R)
• M6: 4,330,709 km (0.109 R)
• M7: 5,192,093 km (0.079 R)
• M8: 5,903,581 km (0.075 R)
• M9: 6,836,323 km (0.108 R)
• M10: 7,522,529 km (0.081 R)
• M11: 8,545,330 km (0.08 R)
• M12: 9,420,776 km (0.1 R)
• M13: 10,397,501 km (0.086 R)
• M14: 11,440,497 km (0.118 R)
• M15: 12,362,020 km (0.112 R)
• M16: 16,840,083 km (0.049 R)
• M17: 18,339,502 km (0.114 R)
• M18: 19,666,435 km (0.102 R)
• M19: 20,719,754 km (0.077 R)
• M20: 21,328,617 km (0.037 R)
• M21: 25,697,324 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.9

Radius: 12.3

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.72 AU - 10.16 AU

Year: 10017 Days

Day: 10.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,152,611 km

• M1: 157,527 km (0.113 R)
• M2: 627,713 km (0.096 R)
• M3: 1,048,531 km (0.026 R)
• M4: 1,776,774 km (0.1 R)
• M5: 3,025,767 km (0.066 R)
• M6: 3,875,782 km (0.055 R)
• M7: 4,371,100 km (0.096 R)
• M8: 4,908,306 km (0.057 R)
• M9: 5,363,233 km (0.106 R)
• M10: 5,913,005 km (0.083 R)
• M11: 9,475,230 km (0.086 R)
• M12: 10,135,256 km (0.095 R)
• M13: 10,775,385 km (0.099 R)
• M14: 11,973,963 km (0.108 R)
• M15: 14,883,343 km (0.12 R)
• M16: 16,235,259 km (0.044 R)
• M17: 18,378,547 km (0.104 R)
• M18: 21,654,890 km (0.109 R)
• M19: 22,059,702 km (0.088 R)
• M20: 25,571,063 km (0.072 R)
• M21: 29,836,099 km (0.117 R)
• M22: 32,505,074 km (0.119 R)
• M23: 33,357,333 km (0.094 R)
• M24: 34,006,289 km (0.084 R)
• M25: 39,264,355 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.1

Radius: 7.6

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 12.05 AU - 14.69 AU

Year: 18320 Days

Day: 20.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,152,611 km

• M1: 98,136 km (0.045 R)
• M2: 473,328 km (0.074 R)
• M3: 817,852 km (0.109 R)
• M4: 1,102,686 km (0.115 R)
• M5: 3,790,361 km (0.052 R)
• M6: 4,897,385 km (0.111 R)
• M7: 7,768,019 km (0.102 R)
• M8: 8,196,168 km (0.078 R)
• M9: 18,786,501 km (0.116 R)
• M10: 19,233,948 km (0.105 R)
• M11: 20,484,736 km (0.09 R)
• M12: 21,579,194 km (0.054 R)
• M13: 22,496,827 km (0.117 R)
• M14: 25,483,548 km (0.114 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: 257 - 18,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit