🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.52 AU - 0.66 AU

Year: 158 Days

Day: 36.6 Hours

Environment

Temp: 194 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,459,655 km

• M1: 222,901 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.79 AU - 1.21 AU

Year: 348 Days

Day: 42.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.86 AU - 1.38 AU

Year: 413 Days

Day: 21.7 Hours

Environment

Temp: 115 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.52 AU - 1.68 AU

Year: 705 Days

Day: 26.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.76 AU - 3.82 AU

Year: 2078 Days

Day: 34.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,459,655 km

• M1: 27,227 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.9

Radius: 12.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.99 AU - 7.39 AU

Year: 5363 Days

Day: 12.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,459,655 km

• M1: 161,117 km (0.055 R)
• M2: 678,875 km (0.072 R)
• M3: 1,580,801 km (0.073 R)
• M4: 2,244,118 km (0.052 R)
• M5: 2,829,045 km (0.057 R)
• M6: 3,981,099 km (0.078 R)
• M7: 5,040,999 km (0.065 R)
• M8: 5,691,451 km (0.092 R)
• M9: 6,309,589 km (0.072 R)
• M10: 6,817,624 km (0.046 R)
• M11: 12,193,423 km (0.09 R)
• M12: 13,126,914 km (0.091 R)
• M13: 13,611,312 km (0.107 R)
• M14: 15,031,444 km (0.107 R)
• M15: 15,454,806 km (0.027 R)
• M16: 16,492,268 km (0.034 R)
• M17: 18,224,312 km (0.104 R)
• M18: 20,202,145 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.5

Radius: 8.2

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.42 AU - 8.78 AU

Year: 7296 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 175.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,459,655 km

• M1: 102,026 km (0.117 R)
• M2: 518,805 km (0.083 R)
• M3: 952,190 km (0.108 R)
• M4: 1,223,262 km (0.113 R)
• M5: 1,838,857 km (0.098 R)
• M6: 2,369,032 km (0.12 R)
• M7: 3,248,518 km (0.085 R)
• M8: 4,558,696 km (0.044 R)
• M9: 5,040,102 km (0.107 R)
• M10: 6,689,867 km (0.065 R)
• M11: 7,440,848 km (0.106 R)
• M12: 9,334,758 km (0.064 R)
• M13: 9,873,908 km (0.098 R)
• M14: 10,474,394 km (0.079 R)
• M15: 11,485,676 km (0.101 R)
• M16: 13,265,741 km (0.066 R)
• M17: 13,750,288 km (0.103 R)
• M18: 14,146,274 km (0.079 R)
• M19: 15,380,307 km (0.088 R)
• M20: 16,023,428 km (0.108 R)

Asteroid Belt

Center: 7.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.4

Radius: 8.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.05 AU - 8.27 AU

Year: 8118 Days

Day: 7.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,459,655 km

• M1: 103,223 km (0.069 R)
• M2: 572,361 km (0.059 R)
• M3: 1,091,167 km (0.103 R)
• M4: 1,649,317 km (0.057 R)
• M5: 2,516,535 km (0.1 R)
• M6: 3,427,287 km (0.115 R)
• M7: 3,702,398 km (0.09 R)
• M8: 4,084,620 km (0.096 R)
• M9: 4,345,669 km (0.063 R)
• M10: 6,033,282 km (0.107 R)
• M11: 11,744,630 km (0.101 R)
• M12: 15,114,322 km (0.045 R)
• M13: 17,918,384 km (0.061 R)
• M14: 18,235,831 km (0.076 R)
• M15: 24,376,973 km (0.099 R)
• M16: 26,286,291 km (0.061 R)
• M17: 27,444,926 km (0.046 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.9

Radius: 13.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.66 AU - 11.06 AU

Year: 11613 Days

Day: 8 Hours

Environment

Temp: -161 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,459,655 km

• M1: 193,729 km (0.04 R)
• M2: 651,948 km (0.064 R)
• M3: 1,374,954 km (0.113 R)
• M4: 2,975,801 km (0.061 R)
• M5: 4,168,844 km (0.111 R)
• M6: 5,556,963 km (0.069 R)
• M7: 6,413,710 km (0.082 R)
• M8: 7,193,414 km (0.073 R)
• M9: 8,345,317 km (0.098 R)
• M10: 9,567,532 km (0.085 R)
• M11: 10,429,066 km (0.092 R)
• M12: 11,397,114 km (0.036 R)
• M13: 11,903,203 km (0.059 R)
• M14: 15,601,412 km (0.081 R)
• M15: 16,155,822 km (0.079 R)
• M16: 18,352,966 km (0.044 R)
• M17: 19,285,260 km (0.039 R)
• M18: 20,086,207 km (0.095 R)
• M19: 20,742,792 km (0.11 R)
• M20: 24,427,388 km (0.031 R)
• M21: 25,939,074 km (0.055 R)
• M22: 26,424,070 km (0.115 R)
• M23: 27,612,925 km (0.073 R)
• M24: 33,293,006 km (0.057 R)
• M25: 35,149,964 km (0.081 R)
• M26: 36,224,376 km (0.106 R)
• M27: 37,197,660 km (0.087 R)
• M28: 38,063,682 km (0.09 R)
• M29: 39,069,578 km (0.068 R)
• M30: 39,707,314 km (0.12 R)
• M31: 44,229,358 km (0.061 R)
• M32: 44,922,146 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.2

Radius: 7.9

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.94 AU - 17.98 AU

Year: 21169 Days

Day: 18.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,459,655 km

• M1: 98,286 km (0.1 R)
• M2: 371,452 km (0.097 R)
• M3: 711,936 km (0.1 R)
• M4: 1,150,856 km (0.115 R)
• M5: 1,691,503 km (0.104 R)
• M6: 2,179,641 km (0.079 R)
• M7: 2,981,635 km (0.094 R)
• M8: 4,317,395 km (0.075 R)
• M9: 6,872,825 km (0.043 R)
• M10: 8,729,185 km (0.057 R)
• M11: 8,996,068 km (0.06 R)
• M12: 11,082,061 km (0.025 R)
• M13: 13,827,780 km (0.106 R)
• M14: 16,424,500 km (0.062 R)
• M15: 18,971,104 km (0.104 R)
• M16: 22,162,625 km (0.045 R)
• M17: 23,063,803 km (0.094 R)
• M18: 27,026,351 km (0.095 R)
• M19: 29,346,614 km (0.085 R)
• M20: 34,912,104 km (0.068 R)
• M21: 37,659,319 km (0.049 R)
• M22: 39,520,317 km (0.084 R)
• M23: 42,349,362 km (0.118 R)
• M24: 43,115,602 km (0.106 R)
• M25: 47,250,188 km (0.041 R)
• M26: 49,413,373 km (0.082 R)
• M27: 52,165,226 km (0.081 R)
• M28: 54,475,017 km (0.081 R)
• M29: 56,297,568 km (0.095 R)
• M30: 67,676,431 km (0.113 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 14,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit