🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.4

Radius: 9.6

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.95 AU - 1.15 AU

Year: 756 Days

Day: 11.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,428,973 km

• M1: 119,977 km (0.088 R)
• M2: 515,065 km (0.075 R)
• M3: 882,478 km (0.055 R)
• M4: 1,242,111 km (0.066 R)
• M5: 1,596,060 km (0.065 R)
• M6: 2,082,402 km (0.087 R)
• M7: 2,447,421 km (0.034 R)
• M8: 3,319,128 km (0.053 R)
• M9: 5,019,757 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668

Radius: 15

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.49 AU - 1.83 AU

Year: 1503 Days

Day: 10.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,428,973 km

• M1: 186,549 km (0.078 R)
• M2: 654,191 km (0.046 R)
• M3: 1,338,751 km (0.05 R)
• M4: 2,564,108 km (0.104 R)
• M5: 3,579,877 km (0.028 R)
• M6: 4,244,241 km (0.051 R)
• M7: 4,771,274 km (0.051 R)
• M8: 5,278,710 km (0.066 R)
• M9: 6,572,882 km (0.117 R)
• M10: 7,413,771 km (0.119 R)
• M11: 8,793,662 km (0.115 R)
• M12: 9,624,080 km (0.061 R)
• M13: 10,675,454 km (0.044 R)
• M14: 11,657,115 km (0.105 R)
• M15: 12,132,986 km (0.103 R)
• M16: 12,698,166 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 14.5

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.84 AU - 4.68 AU

Year: 5125 Days

Day: 5.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,428,973 km

• M1: 181,761 km (0.093 R)
• M2: 669,301 km (0.093 R)
• M3: 1,281,605 km (0.074 R)
• M4: 2,014,784 km (0.077 R)
• M5: 2,923,890 km (0.039 R)
• M6: 3,452,868 km (0.097 R)
• M7: 4,186,796 km (0.118 R)
• M8: 5,758,022 km (0.083 R)
• M9: 7,096,624 km (0.102 R)
• M10: 8,594,846 km (0.089 R)
• M11: 10,924,534 km (0.061 R)
• M12: 12,409,443 km (0.12 R)
• M13: 13,595,454 km (0.063 R)
• M14: 15,954,463 km (0.057 R)
• M15: 17,106,816 km (0.103 R)
• M16: 19,038,274 km (0.118 R)
• M17: 20,544,425 km (0.089 R)
• M18: 24,814,996 km (0.069 R)
• M19: 26,610,918 km (0.048 R)
• M20: 28,667,290 km (0.079 R)
• M21: 30,277,711 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.2

Radius: 13.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.98 AU - 4.26 AU

Year: 5878 Days

Day: 11.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,428,973 km

• M1: 169,195 km (0.077 R)
• M2: 987,795 km (0.065 R)
• M3: 1,476,830 km (0.116 R)
• M4: 2,269,549 km (0.114 R)
• M5: 3,087,401 km (0.11 R)
• M6: 3,743,986 km (0.03 R)
• M7: 4,365,116 km (0.064 R)
• M8: 4,943,761 km (0.115 R)
• M9: 5,367,272 km (0.118 R)
• M10: 5,907,770 km (0.05 R)
• M11: 7,529,111 km (0.034 R)
• M12: 8,443,304 km (0.102 R)
• M13: 8,886,562 km (0.079 R)
• M14: 9,515,921 km (0.119 R)
• M15: 10,355,763 km (0.1 R)
• M16: 12,387,601 km (0.114 R)
• M17: 13,443,463 km (0.052 R)
• M18: 13,882,234 km (0.109 R)
• M19: 14,846,541 km (0.114 R)
• M20: 18,542,357 km (0.097 R)
• M21: 19,293,488 km (0.1 R)
• M22: 22,273,777 km (0.096 R)
• M23: 22,734,239 km (0.117 R)
• M24: 24,640,116 km (0.113 R)
• M25: 27,961,188 km (0.036 R)
• M26: 29,040,387 km (0.11 R)
• M27: 31,859,859 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.3

Radius: 12.6

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.05 AU - 6.49 AU

Year: 8504 Days

Day: 8 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,428,973 km

• M1: 156,928 km (0.086 R)
• M2: 682,765 km (0.109 R)
• M3: 1,257,221 km (0.076 R)
• M4: 1,709,006 km (0.076 R)
• M5: 2,466,719 km (0.071 R)
• M6: 2,933,315 km (0.109 R)
• M7: 4,998,813 km (0.098 R)
• M8: 5,602,291 km (0.104 R)
• M9: 6,920,846 km (0.046 R)
• M10: 7,597,926 km (0.075 R)
• M11: 8,048,066 km (0.04 R)
• M12: 9,592,515 km (0.099 R)
• M13: 11,865,056 km (0.062 R)
• M14: 12,679,317 km (0.112 R)
• M15: 14,081,498 km (0.089 R)
• M16: 16,190,230 km (0.096 R)
• M17: 17,001,200 km (0.09 R)
• M18: 17,448,946 km (0.105 R)
• M19: 17,904,472 km (0.105 R)
• M20: 19,388,333 km (0.069 R)
• M21: 20,302,974 km (0.077 R)
• M22: 25,478,462 km (0.071 R)
• M23: 27,704,030 km (0.071 R)
• M24: 29,136,280 km (0.039 R)
• M25: 29,963,406 km (0.08 R)
• M26: 30,806,091 km (0.103 R)
• M27: 32,148,134 km (0.025 R)
• M28: 33,130,393 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 15,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit