🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.65 AU - 0.79 AU

Year: 269 Days

Day: 27.9 Hours

Environment

Temp: -24 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.82 AU - 0.94 AU

Year: 363 Days

Day: 18.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 119.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.92 AU - 0.96 AU

Year: 401 Days

Day: 45.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 98,326,077 km

• M1: 26,928 km (0.09 R)
• M2: 54,154 km (0.095 R)

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.8

Radius: 11.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.32 AU - 3.04 AU

Year: 1929 Days

Day: 8.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 98,326,077 km

• M1: 144,960 km (0.056 R)
• M2: 535,860 km (0.102 R)
• M3: 969,993 km (0.111 R)
• M4: 1,523,654 km (0.062 R)
• M5: 1,885,681 km (0.111 R)
• M6: 2,494,245 km (0.066 R)
• M7: 2,974,903 km (0.028 R)
• M8: 3,500,441 km (0.069 R)
• M9: 5,069,273 km (0.11 R)
• M10: 5,775,974 km (0.095 R)
• M11: 6,397,703 km (0.085 R)
• M12: 6,853,826 km (0.087 R)
• M13: 7,831,598 km (0.067 R)
• M14: 8,993,226 km (0.048 R)
• M15: 9,730,294 km (0.09 R)
• M16: 10,893,119 km (0.085 R)
• M17: 11,693,617 km (0.118 R)
• M18: 12,927,201 km (0.111 R)
• M19: 13,658,286 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.9

Radius: 8.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.28 AU - 3.38 AU

Year: 2093 Days

Day: 5.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,326,077 km

• M1: 103,223 km (0.116 R)
• M2: 368,011 km (0.082 R)
• M3: 655,687 km (0.111 R)
• M4: 1,073,664 km (0.027 R)
• M5: 1,399,638 km (0.096 R)
• M6: 1,763,161 km (0.045 R)
• M7: 2,277,628 km (0.08 R)
• M8: 3,036,986 km (0.12 R)
• M9: 4,434,081 km (0.057 R)
• M10: 4,724,750 km (0.114 R)
• M11: 5,125,522 km (0.047 R)
• M12: 5,445,961 km (0.117 R)
• M13: 5,822,499 km (0.1 R)
• M14: 6,721,732 km (0.116 R)
• M15: 7,945,741 km (0.091 R)
• M16: 8,266,928 km (0.119 R)
• M17: 9,021,200 km (0.096 R)
• M18: 10,379,399 km (0.072 R)
• M19: 10,796,030 km (0.108 R)
• M20: 11,157,159 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.7

Radius: 14.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.7 AU - 3.88 AU

Year: 2624 Days

Day: 12.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 98,326,077 km

• M1: 179,069 km (0.101 R)
• M2: 779,555 km (0.057 R)
• M3: 1,267,094 km (0.108 R)
• M4: 1,744,910 km (0.114 R)
• M5: 2,683,038 km (0.106 R)
• M6: 3,274,997 km (0.075 R)
• M7: 4,922,518 km (0.098 R)
• M8: 6,519,475 km (0.101 R)
• M9: 7,252,206 km (0.111 R)
• M10: 8,124,062 km (0.053 R)
• M11: 9,095,401 km (0.084 R)
• M12: 9,625,277 km (0.104 R)
• M13: 10,341,551 km (0.039 R)
• M14: 11,446,780 km (0.089 R)
• M15: 11,991,317 km (0.092 R)
• M16: 13,488,492 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.5

Radius: 13.7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.89 AU - 7.61 AU

Year: 7711 Days

Day: 11 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 98,326,077 km

• M1: 170,542 km (0.084 R)
• M2: 724,203 km (0.037 R)
• M3: 2,365,890 km (0.095 R)
• M4: 3,660,809 km (0.109 R)
• M5: 4,684,059 km (0.083 R)
• M6: 6,743,423 km (0.051 R)
• M7: 10,082,298 km (0.105 R)
• M8: 11,253,051 km (0.109 R)
• M9: 12,841,631 km (0.118 R)
• M10: 13,403,072 km (0.117 R)
• M11: 16,723,097 km (0.091 R)
• M12: 24,510,414 km (0.105 R)
• M13: 27,075,270 km (0.12 R)
• M14: 27,906,286 km (0.08 R)
• M15: 28,849,650 km (0.116 R)
• M16: 29,911,795 km (0.094 R)
• M17: 31,604,196 km (0.086 R)
• M18: 36,503,077 km (0.044 R)
• M19: 37,859,780 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 8.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.46 AU - 9.02 AU

Year: 8566 Days

Day: 5.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 98,326,077 km

• M1: 119,977 km (0.06 R)
• M2: 1,055,114 km (0.095 R)
• M3: 1,696,141 km (0.082 R)
• M4: 2,030,342 km (0.119 R)
• M5: 2,917,009 km (0.097 R)
• M6: 5,776,273 km (0.094 R)
• M7: 7,084,357 km (0.099 R)
• M8: 13,481,162 km (0.109 R)
• M9: 16,517,251 km (0.105 R)
• M10: 16,793,857 km (0.054 R)
• M11: 20,869,202 km (0.111 R)
• M12: 21,915,789 km (0.1 R)
• M13: 22,859,901 km (0.091 R)

Asteroid Belt

Center: 11.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.6

Radius: 5.6

Gravity: 27.44 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.06 AU - 18.46 AU

Year: 26212 Days

Day: 22.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 98,326,077 km

• M1: 69,713 km (0.059 R)
• M2: 472,131 km (0.12 R)
• M3: 992,731 km (0.035 R)
• M4: 1,394,252 km (0.026 R)
• M5: 1,898,098 km (0.098 R)
• M6: 2,416,754 km (0.094 R)
• M7: 2,643,843 km (0.099 R)
• M8: 3,111,636 km (0.091 R)
• M9: 4,465,496 km (0.101 R)
• M10: 5,168,606 km (0.074 R)
• M11: 7,041,721 km (0.079 R)
• M12: 7,612,288 km (0.112 R)
• M13: 7,881,713 km (0.099 R)
• M14: 8,101,772 km (0.1 R)
• M15: 8,611,901 km (0.108 R)
• M16: 9,758,867 km (0.118 R)
• M17: 11,418,357 km (0.078 R)
• M18: 12,351,698 km (0.063 R)
• M19: 13,490,586 km (0.105 R)
• M20: 14,125,779 km (0.114 R)
• M21: 14,369,025 km (0.057 R)
• M22: 15,031,444 km (0.117 R)
• M23: 16,151,035 km (0.086 R)
• M24: 17,510,580 km (0.056 R)
• M25: 21,187,098 km (0.109 R)
• M26: 21,613,003 km (0.112 R)
• M27: 24,873,040 km (0.085 R)
• M28: 25,228,035 km (0.074 R)
• M29: 29,357,685 km (0.062 R)
• M30: 32,347,697 km (0.114 R)
• M31: 35,088,330 km (0.103 R)
• M32: 37,050,157 km (0.119 R)
• M33: 53,652,678 km (0.062 R)
• M34: 54,047,168 km (0.093 R)
• M35: 58,932,884 km (0.084 R)
• M36: 63,662,571 km (0.071 R)
• M37: 77,583,101 km (0.075 R)
• M38: 93,115,100 km (0.086 R)
• M39: 95,407,837 km (0.076 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: 234 - 15,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit