🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.1

Radius: 13.6

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.5 AU - 0.8 AU

Year: 362 Days

Day: 11.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,232,382 km

• M1: 170,093 km (0.093 R)
• M2: 725,699 km (0.09 R)
• M3: 1,192,295 km (0.092 R)
• M4: 1,615,956 km (0.088 R)
• M5: 2,309,342 km (0.095 R)
• M6: 2,873,476 km (0.064 R)
• M7: 3,924,251 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.5

Radius: 10.2

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.84 AU - 2 AU

Year: 1836 Days

Day: 11.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,232,382 km

• M1: 126,859 km (0.112 R)
• M2: 505,790 km (0.08 R)
• M3: 881,131 km (0.096 R)
• M4: 1,356,553 km (0.113 R)
• M5: 1,862,493 km (0.048 R)
• M6: 2,463,877 km (0.118 R)
• M7: 2,818,125 km (0.1 R)
• M8: 3,525,423 km (0.101 R)
• M9: 3,865,609 km (0.106 R)
• M10: 4,387,107 km (0.111 R)
• M11: 5,547,388 km (0.097 R)
• M12: 7,039,477 km (0.072 R)
• M13: 7,788,664 km (0.111 R)
• M14: 9,277,013 km (0.094 R)
• M15: 10,760,126 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.2

Radius: 11.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.97 AU - 2.97 AU

Year: 3533 Days

Day: 11.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,232,382 km

• M1: 141,968 km (0.07 R)
• M2: 512,223 km (0.12 R)
• M3: 1,082,640 km (0.038 R)
• M4: 1,481,468 km (0.093 R)
• M5: 1,856,958 km (0.047 R)
• M6: 2,711,013 km (0.108 R)
• M7: 4,918,928 km (0.118 R)
• M8: 5,408,561 km (0.072 R)
• M9: 6,176,148 km (0.061 R)
• M10: 6,688,222 km (0.11 R)
• M11: 7,228,569 km (0.115 R)
• M12: 7,994,061 km (0.091 R)
• M13: 8,465,145 km (0.081 R)
• M14: 9,724,161 km (0.101 R)
• M15: 12,655,830 km (0.092 R)
• M16: 13,911,106 km (0.1 R)
• M17: 15,145,588 km (0.117 R)
• M18: 16,559,587 km (0.098 R)
• M19: 19,407,332 km (0.093 R)
• M20: 19,891,430 km (0.108 R)
• M21: 21,200,711 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.9

Radius: 10.7

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.32 AU - 5.68 AU

Year: 8903 Days

Day: 7.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,232,382 km

• M1: 133,591 km (0.117 R)
• M2: 724,353 km (0.072 R)
• M3: 1,250,788 km (0.095 R)
• M4: 1,764,058 km (0.108 R)
• M5: 2,153,461 km (0.082 R)
• M6: 2,562,312 km (0.102 R)
• M7: 2,918,206 km (0.087 R)
• M8: 3,682,202 km (0.096 R)
• M9: 4,325,323 km (0.117 R)
• M10: 5,703,120 km (0.044 R)
• M11: 6,280,119 km (0.111 R)
• M12: 6,673,860 km (0.106 R)
• M13: 7,046,060 km (0.08 R)
• M14: 8,545,928 km (0.049 R)
• M15: 10,644,487 km (0.1 R)
• M16: 11,894,228 km (0.106 R)
• M17: 13,065,728 km (0.103 R)
• M18: 14,745,413 km (0.062 R)
• M19: 16,295,846 km (0.103 R)
• M20: 17,528,233 km (0.09 R)
• M21: 19,718,346 km (0.07 R)
• M22: 22,414,399 km (0.111 R)
• M23: 22,998,578 km (0.053 R)
• M24: 23,336,969 km (0.042 R)
• M25: 24,459,401 km (0.117 R)
• M26: 25,617,738 km (0.08 R)
• M27: 27,092,922 km (0.118 R)
• M28: 28,139,509 km (0.112 R)
• M29: 32,173,116 km (0.101 R)
• M30: 34,769,687 km (0.109 R)
• M31: 36,119,059 km (0.045 R)
• M32: 42,118,533 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.9

Radius: 3

Gravity: 104.1 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.65 AU - 7.21 AU

Year: 12592 Days

Day: 16.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,232,382 km

• M1: 37,699 km (0.072 R)
• M2: 147,204 km (0.105 R)
• M3: 497,114 km (0.076 R)
• M4: 645,066 km (0.057 R)
• M5: 1,077,703 km (0.118 R)
• M6: 2,368,583 km (0.109 R)
• M7: 4,310,962 km (0.064 R)
• M8: 5,538,412 km (0.064 R)
• M9: 5,687,711 km (0.095 R)
• M10: 8,907,955 km (0.086 R)
• M11: 10,523,612 km (0.109 R)
• M12: 11,520,682 km (0.109 R)
• M13: 11,703,041 km (0.047 R)
• M14: 11,887,196 km (0.119 R)
• M15: 14,181,280 km (0.108 R)
• M16: 15,542,172 km (0.102 R)
• M17: 16,140,413 km (0.069 R)
• M18: 17,303,088 km (0.075 R)
• M19: 17,542,146 km (0.105 R)
• M20: 20,674,276 km (0.082 R)
• M21: 25,574,055 km (0.059 R)
• M22: 25,988,142 km (0.081 R)
• M23: 27,042,957 km (0.075 R)
• M24: 27,472,751 km (0.117 R)
• M25: 30,493,731 km (0.099 R)
• M26: 35,878,506 km (0.04 R)
• M27: 38,522,499 km (0.083 R)
• M28: 40,448,721 km (0.09 R)
• M29: 43,164,222 km (0.119 R)
• M30: 47,695,092 km (0.107 R)
• M31: 48,164,830 km (0.081 R)
• M32: 48,795,983 km (0.105 R)
• M33: 54,215,016 km (0.112 R)
• M34: 54,897,931 km (0.025 R)
• M35: 58,756,658 km (0.112 R)
• M36: 60,935,701 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.6

Radius: 6.2

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.38 AU - 7.74 AU

Year: 12948 Days

Day: 24.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,232,382 km

• M1: 77,193 km (0.119 R)
• M2: 516,861 km (0.096 R)
• M3: 907,161 km (0.086 R)
• M4: 1,589,477 km (0.104 R)
• M5: 1,923,380 km (0.081 R)
• M6: 3,570,452 km (0.072 R)
• M7: 5,441,024 km (0.091 R)
• M8: 5,743,212 km (0.064 R)
• M9: 6,755,989 km (0.06 R)
• M10: 8,053,153 km (0.04 R)
• M11: 9,701,721 km (0.114 R)
• M12: 10,046,694 km (0.089 R)
• M13: 10,605,143 km (0.12 R)
• M14: 12,007,024 km (0.054 R)
• M15: 12,519,995 km (0.099 R)
• M16: 13,528,285 km (0.039 R)
• M17: 14,083,592 km (0.107 R)
• M18: 15,638,513 km (0.042 R)
• M19: 17,304,434 km (0.091 R)
• M20: 24,334,338 km (0.028 R)
• M21: 27,727,666 km (0.098 R)
• M22: 28,023,870 km (0.109 R)
• M23: 32,178,352 km (0.109 R)
• M24: 34,629,514 km (0.048 R)
• M25: 40,530,701 km (0.074 R)
• M26: 42,462,907 km (0.086 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 18,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit