🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.48 AU - 0.78 AU

Year: 189 Days

Day: 29 Hours

Environment

Temp: 153 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,801,482 km

• M1: 227,389 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.96 AU - 1.34 AU

Year: 467 Days

Day: 24.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.94 AU - 4.44 AU

Year: 3248 Days

Day: 39.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.46 AU - 4.98 AU

Year: 3283 Days

Day: 39.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.9

Radius: 11.4

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.87 AU - 8.93 AU

Year: 10056 Days

Day: 10.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 105,801,482 km

• M1: 145,559 km (0.12 R)
• M2: 513,270 km (0.12 R)
• M3: 1,970,204 km (0.025 R)
• M4: 3,745,631 km (0.079 R)
• M5: 5,856,009 km (0.074 R)
• M6: 6,737,140 km (0.116 R)
• M7: 7,342,413 km (0.074 R)
• M8: 11,724,883 km (0.101 R)
• M9: 12,903,415 km (0.092 R)
• M10: 14,579,808 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.8

Radius: 5.5

Gravity: 25.25 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 11.85 AU - 14.75 AU

Year: 18371 Days

Day: 22.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 105,801,482 km

• M1: 77,193 km (0.12 R)
• M2: 421,567 km (0.114 R)
• M3: 664,364 km (0.114 R)
• M4: 916,885 km (0.105 R)
• M5: 1,163,871 km (0.118 R)
• M6: 1,550,881 km (0.115 R)
• M7: 2,374,417 km (0.025 R)
• M8: 2,649,079 km (0.074 R)
• M9: 3,317,034 km (0.048 R)
• M10: 3,572,696 km (0.113 R)
• M11: 4,220,605 km (0.095 R)
• M12: 4,486,889 km (0.06 R)
• M13: 4,943,611 km (0.075 R)
• M14: 5,706,112 km (0.105 R)
• M15: 6,157,448 km (0.107 R)
• M16: 7,038,729 km (0.091 R)
• M17: 8,306,123 km (0.107 R)
• M18: 10,785,408 km (0.062 R)
• M19: 13,219,814 km (0.073 R)
• M20: 24,325,960 km (0.1 R)
• M21: 27,639,553 km (0.07 R)
• M22: 32,253,002 km (0.081 R)
• M23: 34,473,333 km (0.092 R)
• M24: 35,145,327 km (0.074 R)
• M25: 44,059,864 km (0.094 R)
• M26: 49,457,505 km (0.113 R)
• M27: 53,828,455 km (0.092 R)
• M28: 56,756,834 km (0.085 R)
• M29: 58,260,143 km (0.079 R)
• M30: 58,830,559 km (0.109 R)
• M31: 60,176,192 km (0.097 R)
• M32: 71,688,197 km (0.094 R)
• M33: 72,124,574 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.9

Radius: 7.7

Gravity: 15.18 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.73 AU - 20.01 AU

Year: 28611 Days

Day: 18.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 105,801,482 km

• M1: 101,128 km (0.106 R)
• M2: 385,813 km (0.093 R)
• M3: 691,890 km (0.112 R)
• M4: 1,299,856 km (0.101 R)
• M5: 1,669,363 km (0.067 R)
• M6: 2,107,834 km (0.115 R)
• M7: 2,949,771 km (0.106 R)
• M8: 3,527,219 km (0.11 R)
• M9: 4,398,776 km (0.069 R)
• M10: 5,110,263 km (0.071 R)
• M11: 5,406,766 km (0.067 R)
• M12: 5,942,027 km (0.106 R)
• M13: 6,366,137 km (0.09 R)
• M14: 8,617,885 km (0.061 R)
• M15: 8,977,967 km (0.116 R)
• M16: 9,223,606 km (0.064 R)
• M17: 13,308,975 km (0.096 R)
• M18: 15,743,979 km (0.119 R)
• M19: 16,373,487 km (0.075 R)
• M20: 17,586,726 km (0.11 R)
• M21: 22,700,579 km (0.038 R)
• M22: 24,207,179 km (0.093 R)
• M23: 25,410,545 km (0.077 R)
• M24: 29,125,209 km (0.093 R)
• M25: 31,322,054 km (0.079 R)
• M26: 47,792,032 km (0.047 R)
• M27: 49,682,051 km (0.106 R)
• M28: 50,258,601 km (0.114 R)
• M29: 54,217,111 km (0.118 R)
• M30: 64,100,144 km (0.106 R)
• M31: 67,096,291 km (0.101 R)
• M32: 69,224,320 km (0.116 R)
• M33: 74,866,554 km (0.074 R)
• M34: 82,407,483 km (0.097 R)
• M35: 91,874,784 km (0.065 R)
• M36: 92,163,807 km (0.112 R)
• M37: 94,496,936 km (0.109 R)
• M38: 103,910,232 km (0.104 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 15,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit