🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.42 AU - 0.6 AU

Year: 108 Days

Day: 15.6 Hours

Environment

Temp: 421 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.51 AU - 0.67 AU

Year: 134 Days

Day: 18.7 Hours

Environment

Temp: 393 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.65 AU - 0.81 AU

Year: 185 Days

Day: 32.7 Hours

Environment

Temp: 252 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.3 AU - 1.7 AU

Year: 544 Days

Day: 31.7 Hours

Environment

Temp: 108 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.86 AU - 2.92 AU

Year: 1095 Days

Day: 18.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 76,111,601 km

• M1: 46,974 km (0.094 R)
• M2: 1,021,753 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.28 AU - 5.44 AU

Year: 2697 Days

Day: 36.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,111,601 km

• M1: 1,860,998 km (0.101 R)

Asteroid Belt

Center: 10.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.4

Radius: 7.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.88 AU - 21.04 AU

Year: 21614 Days

Day: 20 Hours

Environment

Temp: -160 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,111,601 km

• M1: 100,530 km (0.031 R)
• M2: 452,384 km (0.06 R)
• M3: 988,244 km (0.069 R)
• M4: 1,248,245 km (0.105 R)
• M5: 1,527,245 km (0.106 R)
• M6: 2,024,508 km (0.052 R)
• M7: 2,266,258 km (0.067 R)
• M8: 3,506,724 km (0.087 R)
• M9: 4,315,151 km (0.114 R)
• M10: 4,960,516 km (0.075 R)
• M11: 6,260,222 km (0.097 R)
• M12: 8,327,216 km (0.092 R)
• M13: 8,907,506 km (0.032 R)
• M14: 9,467,002 km (0.03 R)
• M15: 9,706,807 km (0.038 R)
• M16: 10,099,053 km (0.111 R)
• M17: 13,811,474 km (0.095 R)
• M18: 15,402,447 km (0.076 R)
• M19: 17,829,972 km (0.072 R)
• M20: 22,736,184 km (0.046 R)
• M21: 24,313,244 km (0.057 R)
• M22: 25,961,962 km (0.086 R)
• M23: 29,175,624 km (0.11 R)
• M24: 31,994,796 km (0.114 R)
• M25: 32,973,465 km (0.056 R)
• M26: 34,084,229 km (0.116 R)
• M27: 40,642,450 km (0.041 R)
• M28: 42,177,175 km (0.084 R)
• M29: 42,827,926 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390

Radius: 6.5

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 19.41 AU - 20.61 AU

Year: 26518 Days

Day: 17.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,111,601 km

• M1: 80,932 km (0.07 R)
• M2: 284,984 km (0.12 R)
• M3: 689,048 km (0.071 R)
• M4: 1,185,264 km (0.11 R)
• M5: 1,401,732 km (0.092 R)
• M6: 2,479,884 km (0.093 R)
• M7: 2,690,817 km (0.098 R)
• M8: 2,913,718 km (0.064 R)
• M9: 3,482,339 km (0.101 R)
• M10: 5,244,602 km (0.108 R)
• M11: 6,735,644 km (0.106 R)
• M12: 7,195,508 km (0.069 R)
• M13: 7,676,166 km (0.081 R)
• M14: 13,219,665 km (0.071 R)
• M15: 14,087,183 km (0.06 R)
• M16: 16,339,827 km (0.12 R)
• M17: 18,201,124 km (0.047 R)
• M18: 19,182,785 km (0.084 R)
• M19: 24,733,315 km (0.032 R)
• M20: 25,825,529 km (0.104 R)
• M21: 32,413,670 km (0.094 R)
• M22: 34,521,653 km (0.088 R)
• M23: 39,301,305 km (0.093 R)
• M24: 42,773,322 km (0.113 R)
• M25: 50,493,470 km (0.102 R)
• M26: 57,564,513 km (0.033 R)
• M27: 59,478,318 km (0.116 R)
• M28: 68,617,103 km (0.108 R)
• M29: 69,686,877 km (0.083 R)
• M30: 71,203,201 km (0.111 R)
• M31: 71,421,614 km (0.069 R)

Kuiper Belt

Range: 37.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 16,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit