🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.63 AU - 0.77 AU

Year: 254 Days

Day: 38.7 Hours

Environment

Temp: -0 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.2 AU - 1.9 AU

Year: 836 Days

Day: 37 Hours

Environment

Temp: -99 °C

Axial Tilt: 145.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.19 AU - 2.35 AU

Year: 1483 Days

Day: 29.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.6

Radius: 12.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.14 AU - 4.3 AU

Year: 3110 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,098,714 km

• M1: 156,779 km (0.081 R)
• M2: 554,260 km (0.099 R)
• M3: 1,086,081 km (0.108 R)
• M4: 1,805,198 km (0.115 R)
• M5: 2,640,851 km (0.097 R)
• M6: 3,795,896 km (0.061 R)
• M7: 4,531,170 km (0.105 R)
• M8: 5,049,377 km (0.107 R)
• M9: 6,618,060 km (0.114 R)
• M10: 10,850,633 km (0.112 R)
• M11: 13,120,182 km (0.111 R)
• M12: 14,036,020 km (0.063 R)
• M13: 14,798,969 km (0.096 R)
• M14: 15,339,466 km (0.038 R)
• M15: 16,252,163 km (0.044 R)
• M16: 17,362,478 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.4

Radius: 12.5

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.48 AU - 4.52 AU

Year: 3468 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,098,714 km

• M1: 155,432 km (0.043 R)
• M2: 576,550 km (0.095 R)
• M3: 1,278,463 km (0.054 R)
• M4: 1,690,755 km (0.104 R)
• M5: 2,179,192 km (0.048 R)
• M6: 3,465,734 km (0.092 R)
• M7: 4,516,659 km (0.028 R)
• M8: 7,241,734 km (0.111 R)
• M9: 8,294,604 km (0.117 R)
• M10: 8,839,439 km (0.087 R)
• M11: 9,760,962 km (0.032 R)
• M12: 10,915,708 km (0.09 R)
• M13: 12,531,664 km (0.077 R)
• M14: 13,104,325 km (0.073 R)
• M15: 14,508,450 km (0.096 R)
• M16: 17,496,069 km (0.096 R)
• M17: 17,971,043 km (0.077 R)
• M18: 21,609,263 km (0.084 R)
• M19: 22,853,468 km (0.118 R)
• M20: 23,853,530 km (0.109 R)
• M21: 24,585,662 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.9

Radius: 8.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.46 AU - 5.26 AU

Year: 3946 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,098,714 km

• M1: 105,018 km (0.116 R)
• M2: 391,049 km (0.102 R)
• M3: 975,528 km (0.105 R)
• M4: 1,611,468 km (0.118 R)
• M5: 1,895,255 km (0.091 R)
• M6: 2,272,990 km (0.062 R)
• M7: 3,547,863 km (0.092 R)
• M8: 4,217,164 km (0.118 R)
• M9: 4,484,047 km (0.053 R)
• M10: 6,479,981 km (0.111 R)
• M11: 6,966,922 km (0.052 R)
• M12: 7,870,344 km (0.054 R)
• M13: 8,276,502 km (0.08 R)
• M14: 10,177,442 km (0.032 R)
• M15: 11,485,227 km (0.078 R)
• M16: 13,061,240 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.3

Radius: 14.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.07 AU - 5.31 AU

Year: 4403 Days

Day: 8.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,098,714 km

• M1: 186,249 km (0.084 R)
• M2: 653,743 km (0.096 R)
• M3: 1,551,180 km (0.077 R)
• M4: 2,692,014 km (0.117 R)
• M5: 3,204,985 km (0.082 R)
• M6: 4,431,538 km (0.1 R)
• M7: 4,946,454 km (0.119 R)
• M8: 5,751,889 km (0.109 R)
• M9: 6,488,508 km (0.072 R)
• M10: 8,115,535 km (0.117 R)
• M11: 9,474,482 km (0.106 R)
• M12: 10,892,670 km (0.115 R)
• M13: 12,116,530 km (0.084 R)
• M14: 12,592,550 km (0.074 R)
• M15: 13,531,277 km (0.096 R)
• M16: 14,252,638 km (0.119 R)
• M17: 15,941,149 km (0.025 R)
• M18: 17,217,967 km (0.098 R)
• M19: 19,843,709 km (0.108 R)
• M20: 21,805,984 km (0.104 R)
• M21: 23,672,517 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.9

Radius: 5.7

Gravity: 18.49 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.53 AU - 15.35 AU

Year: 21358 Days

Day: 18.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 163 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,098,714 km

• M1: 71,657 km (0.079 R)
• M2: 270,623 km (0.069 R)
• M3: 552,315 km (0.036 R)
• M4: 1,469,799 km (0.054 R)
• M5: 1,925,175 km (0.119 R)
• M6: 4,016,404 km (0.039 R)
• M7: 4,209,834 km (0.103 R)
• M8: 5,196,581 km (0.069 R)
• M9: 6,725,471 km (0.107 R)
• M10: 8,270,518 km (0.084 R)
• M11: 10,275,130 km (0.09 R)
• M12: 10,638,204 km (0.113 R)
• M13: 14,675,850 km (0.11 R)
• M14: 16,575,145 km (0.058 R)
• M15: 20,094,734 km (0.106 R)
• M16: 20,282,779 km (0.1 R)
• M17: 20,757,901 km (0.048 R)
• M18: 23,976,500 km (0.114 R)
• M19: 25,483,548 km (0.062 R)
• M20: 25,814,609 km (0.109 R)
• M21: 29,163,507 km (0.113 R)
• M22: 33,975,023 km (0.087 R)
• M23: 35,187,364 km (0.112 R)
• M24: 35,873,270 km (0.079 R)
• M25: 40,027,902 km (0.062 R)
• M26: 41,836,989 km (0.095 R)
• M27: 49,962,996 km (0.099 R)
• M28: 50,308,268 km (0.099 R)
• M29: 50,829,168 km (0.099 R)
• M30: 51,705,362 km (0.093 R)
• M31: 52,235,837 km (0.066 R)
• M32: 69,674,311 km (0.044 R)
• M33: 72,066,680 km (0.086 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 19,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit