🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.2

Radius: 14

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.45 AU - 0.69 AU

Year: 297 Days

Day: 8.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 107.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 76,828,315 km

• M1: 175,478 km (0.089 R)
• M2: 873,053 km (0.062 R)
• M3: 1,569,431 km (0.067 R)
• M4: 2,108,432 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.7

Radius: 14.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.57 AU - 0.69 AU

Year: 345 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 76,828,315 km

• M1: 185,352 km (0.094 R)
• M2: 858,393 km (0.066 R)
• M3: 1,340,547 km (0.086 R)
• M4: 2,073,277 km (0.084 R)
• M5: 2,950,668 km (0.095 R)
• M6: 3,505,078 km (0.098 R)
• M7: 4,684,059 km (0.07 R)
• M8: 5,197,030 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.9

Radius: 13.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.68 AU - 0.86 AU

Year: 466 Days

Day: 11.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 76,828,315 km

• M1: 170,392 km (0.117 R)
• M2: 653,294 km (0.071 R)
• M3: 1,157,888 km (0.054 R)
• M4: 1,857,856 km (0.094 R)
• M5: 2,399,550 km (0.118 R)
• M6: 3,716,460 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.8

Radius: 9.9

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.9 AU - 1.38 AU

Year: 840 Days

Day: 7.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,828,315 km

• M1: 123,119 km (0.076 R)
• M2: 522,994 km (0.084 R)
• M3: 904,170 km (0.108 R)
• M4: 1,404,874 km (0.075 R)
• M5: 1,893,460 km (0.045 R)
• M6: 2,204,175 km (0.074 R)
• M7: 2,759,034 km (0.112 R)
• M8: 3,376,873 km (0.118 R)
• M9: 4,888,110 km (0.091 R)
• M10: 5,441,623 km (0.074 R)
• M11: 7,077,774 km (0.112 R)
• M12: 7,426,487 km (0.114 R)
• M13: 7,958,906 km (0.067 R)
• M14: 9,073,111 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.7

Radius: 11.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.14 AU - 1.5 AU

Year: 1047 Days

Day: 10.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,828,315 km

• M1: 144,362 km (0.106 R)
• M2: 567,275 km (0.116 R)
• M3: 969,095 km (0.113 R)
• M4: 1,608,177 km (0.085 R)
• M5: 1,977,085 km (0.066 R)
• M6: 2,414,061 km (0.085 R)
• M7: 2,780,875 km (0.111 R)
• M8: 3,643,456 km (0.103 R)
• M9: 4,097,934 km (0.072 R)
• M10: 4,590,261 km (0.116 R)
• M11: 5,232,934 km (0.099 R)
• M12: 6,545,056 km (0.033 R)
• M13: 7,336,728 km (0.045 R)
• M14: 7,719,400 km (0.078 R)
• M15: 8,498,954 km (0.107 R)
• M16: 8,975,274 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.4

Radius: 10.2

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.19 AU - 1.49 AU

Year: 1071 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,828,315 km

• M1: 127,158 km (0.084 R)
• M2: 461,360 km (0.103 R)
• M3: 813,364 km (0.055 R)
• M4: 1,338,452 km (0.114 R)
• M5: 1,725,911 km (0.079 R)
• M6: 2,118,755 km (0.062 R)
• M7: 2,639,206 km (0.117 R)
• M8: 3,087,251 km (0.081 R)
• M9: 3,515,400 km (0.098 R)
• M10: 4,013,412 km (0.043 R)
• M11: 4,918,479 km (0.087 R)
• M12: 5,600,196 km (0.111 R)
• M13: 6,794,286 km (0.087 R)
• M14: 7,243,230 km (0.063 R)
• M15: 8,175,524 km (0.079 R)
• M16: 8,814,007 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.7

Radius: 7.3

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.58 AU - 10.46 AU

Year: 18699 Days

Day: 15.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,828,315 km

• M1: 91,703 km (0.109 R)
• M2: 344,673 km (0.072 R)
• M3: 617,091 km (0.099 R)
• M4: 919,129 km (0.112 R)
• M5: 1,151,604 km (0.104 R)
• M6: 1,518,867 km (0.09 R)
• M7: 2,162,736 km (0.054 R)
• M8: 2,676,755 km (0.074 R)
• M9: 3,269,312 km (0.101 R)
• M10: 3,700,902 km (0.075 R)
• M11: 4,105,265 km (0.098 R)
• M12: 5,776,123 km (0.078 R)
• M13: 10,270,043 km (0.094 R)
• M14: 12,241,444 km (0.073 R)
• M15: 13,931,302 km (0.042 R)
• M16: 15,611,884 km (0.1 R)
• M17: 17,766,991 km (0.1 R)
• M18: 20,491,318 km (0.11 R)
• M19: 21,556,305 km (0.111 R)
• M20: 26,411,803 km (0.107 R)
• M21: 29,092,448 km (0.081 R)
• M22: 30,560,601 km (0.109 R)
• M23: 31,060,707 km (0.069 R)
• M24: 31,821,262 km (0.105 R)
• M25: 32,594,085 km (0.093 R)
• M26: 33,379,324 km (0.094 R)
• M27: 33,776,656 km (0.116 R)
• M28: 35,535,029 km (0.05 R)
• M29: 35,810,888 km (0.085 R)
• M30: 39,675,749 km (0.061 R)
• M31: 42,401,422 km (0.046 R)
• M32: 46,555,007 km (0.052 R)
• M33: 64,439,881 km (0.098 R)
• M34: 65,468,965 km (0.113 R)
• M35: 67,983,256 km (0.046 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 10,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit