🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.2

Radius: 14.2

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.8 AU - 2.66 AU

Year: 2185 Days

Day: 7.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,544,971 km

• M1: 177,124 km (0.042 R)
• M2: 631,901 km (0.084 R)
• M3: 1,107,473 km (0.114 R)
• M4: 1,629,869 km (0.12 R)
• M5: 2,570,391 km (0.088 R)
• M6: 3,144,996 km (0.115 R)
• M7: 4,687,799 km (0.094 R)
• M8: 5,404,522 km (0.079 R)
• M9: 5,876,653 km (0.073 R)
• M10: 6,882,699 km (0.044 R)
• M11: 7,692,921 km (0.093 R)
• M12: 8,490,726 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118

Radius: 14.6

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.82 AU - 2.84 AU

Year: 2333 Days

Day: 6.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,544,971 km

• M1: 181,612 km (0.116 R)
• M2: 676,182 km (0.113 R)
• M3: 1,498,372 km (0.111 R)
• M4: 1,990,998 km (0.102 R)
• M5: 2,832,785 km (0.09 R)
• M6: 3,689,383 km (0.108 R)
• M7: 6,107,034 km (0.103 R)
• M8: 8,936,378 km (0.104 R)
• M9: 9,610,167 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.7

Radius: 12.4

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.59 AU - 5.91 AU

Year: 6791 Days

Day: 9.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,544,971 km

• M1: 154,535 km (0.086 R)
• M2: 616,642 km (0.079 R)
• M3: 1,247,048 km (0.111 R)
• M4: 1,935,348 km (0.09 R)
• M5: 2,515,339 km (0.037 R)
• M6: 3,362,811 km (0.072 R)
• M7: 4,071,904 km (0.028 R)
• M8: 4,486,440 km (0.118 R)
• M9: 4,929,100 km (0.095 R)
• M10: 10,088,132 km (0.106 R)
• M11: 14,350,924 km (0.093 R)
• M12: 14,990,455 km (0.112 R)
• M13: 16,556,894 km (0.108 R)
• M14: 18,353,415 km (0.115 R)
• M15: 23,190,064 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.5

Radius: 11.5

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.79 AU - 6.97 AU

Year: 9354 Days

Day: 6.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,544,971 km

• M1: 170,990 km (0.111 R)
• M2: 570,267 km (0.086 R)
• M3: 1,612,067 km (0.108 R)
• M4: 2,877,216 km (0.085 R)
• M5: 3,329,600 km (0.068 R)
• M6: 4,545,382 km (0.104 R)
• M7: 5,571,473 km (0.064 R)
• M8: 6,139,497 km (0.105 R)
• M9: 10,644,786 km (0.098 R)
• M10: 12,444,598 km (0.113 R)
• M11: 13,299,849 km (0.085 R)
• M12: 16,570,358 km (0.074 R)
• M13: 21,852,808 km (0.096 R)
• M14: 23,436,601 km (0.11 R)
• M15: 28,257,841 km (0.03 R)
• M16: 29,236,211 km (0.062 R)
• M17: 31,885,739 km (0.076 R)
• M18: 37,307,016 km (0.097 R)
• M19: 39,202,272 km (0.097 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 19,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit