🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390

Radius: 13.5

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.85 AU - 1.41 AU

Year: 815 Days

Day: 10.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 132.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,363,025 km

• M1: 168,148 km (0.083 R)
• M2: 700,866 km (0.054 R)
• M3: 1,236,127 km (0.093 R)
• M4: 2,018,973 km (0.095 R)
• M5: 2,442,484 km (0.048 R)
• M6: 2,972,210 km (0.111 R)
• M7: 3,752,513 km (0.117 R)
• M8: 4,697,523 km (0.118 R)
• M9: 5,295,615 km (0.056 R)
• M10: 6,114,364 km (0.09 R)
• M11: 6,953,159 km (0.035 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.6

Radius: 10.8

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.4 AU - 1.44 AU

Year: 1148 Days

Day: 8.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,363,025 km

• M1: 134,339 km (0.076 R)
• M2: 497,862 km (0.064 R)
• M3: 891,304 km (0.063 R)
• M4: 1,269,338 km (0.112 R)
• M5: 1,623,436 km (0.054 R)
• M6: 1,964,519 km (0.066 R)
• M7: 2,769,954 km (0.082 R)
• M8: 3,689,682 km (0.103 R)
• M9: 4,710,538 km (0.077 R)
• M10: 5,277,214 km (0.101 R)
• M11: 6,753,895 km (0.031 R)
• M12: 7,778,192 km (0.075 R)
• M13: 8,875,043 km (0.119 R)
• M14: 9,890,364 km (0.102 R)
• M15: 10,317,616 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.7

Radius: 11

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.54 AU - 4.76 AU

Year: 5734 Days

Day: 5.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,363,025 km

• M1: 136,882 km (0.106 R)
• M2: 517,609 km (0.042 R)
• M3: 1,018,761 km (0.116 R)
• M4: 1,878,201 km (0.066 R)
• M5: 5,147,812 km (0.098 R)
• M6: 5,575,213 km (0.045 R)
• M7: 6,050,635 km (0.064 R)
• M8: 6,656,656 km (0.076 R)
• M9: 7,083,010 km (0.026 R)
• M10: 8,595,744 km (0.096 R)
• M11: 11,937,162 km (0.07 R)
• M12: 14,068,034 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.7

Radius: 12.2

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.62 AU - 6.06 AU

Year: 8370 Days

Day: 7.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,363,025 km

• M1: 152,440 km (0.102 R)
• M2: 698,622 km (0.115 R)
• M3: 1,084,585 km (0.065 R)
• M4: 1,592,170 km (0.106 R)
• M5: 2,399,251 km (0.111 R)
• M6: 2,886,341 km (0.118 R)
• M7: 3,654,975 km (0.033 R)
• M8: 5,276,766 km (0.092 R)
• M9: 5,968,656 km (0.073 R)
• M10: 6,870,432 km (0.091 R)
• M11: 7,534,048 km (0.064 R)
• M12: 8,854,100 km (0.116 R)
• M13: 9,311,121 km (0.061 R)
• M14: 12,113,688 km (0.072 R)
• M15: 12,620,675 km (0.081 R)
• M16: 19,172,164 km (0.063 R)
• M17: 23,732,655 km (0.079 R)
• M18: 25,984,103 km (0.088 R)
• M19: 30,596,505 km (0.088 R)
• M20: 32,823,269 km (0.12 R)
• M21: 38,677,482 km (0.103 R)
• M22: 39,901,791 km (0.116 R)
• M23: 40,648,584 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.1

Radius: 6.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.79 AU - 6.65 AU

Year: 9279 Days

Day: 24.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,363,025 km

• M1: 84,972 km (0.119 R)
• M2: 1,053,767 km (0.071 R)
• M3: 1,398,441 km (0.061 R)
• M4: 1,652,009 km (0.114 R)
• M5: 5,697,136 km (0.112 R)
• M6: 7,018,235 km (0.058 R)
• M7: 8,759,255 km (0.108 R)
• M8: 11,035,386 km (0.102 R)
• M9: 15,395,865 km (0.107 R)
• M10: 17,494,274 km (0.111 R)
• M11: 20,919,766 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.6

Radius: 3.3

Gravity: 91.33 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.64 AU - 8.62 AU

Year: 12913 Days

Day: 15.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,363,025 km

• M1: 40,990 km (0.112 R)
• M2: 160,668 km (0.069 R)
• M3: 362,625 km (0.098 R)
• M4: 475,272 km (0.086 R)
• M5: 707,448 km (0.081 R)
• M6: 886,517 km (0.064 R)
• M7: 1,171,501 km (0.085 R)
• M8: 1,293,124 km (0.104 R)
• M9: 1,760,468 km (0.096 R)
• M10: 2,249,054 km (0.088 R)
• M11: 2,614,073 km (0.119 R)
• M12: 2,846,399 km (0.11 R)
• M13: 3,042,073 km (0.117 R)
• M14: 3,299,082 km (0.112 R)
• M15: 3,570,452 km (0.045 R)
• M16: 3,856,484 km (0.095 R)
• M17: 6,342,800 km (0.089 R)
• M18: 11,642,305 km (0.118 R)
• M19: 12,333,148 km (0.108 R)
• M20: 12,984,497 km (0.114 R)
• M21: 15,820,124 km (0.116 R)
• M22: 19,647,736 km (0.1 R)
• M23: 20,624,909 km (0.084 R)
• M24: 20,897,027 km (0.094 R)
• M25: 21,541,046 km (0.072 R)
• M26: 26,424,070 km (0.082 R)
• M27: 27,285,604 km (0.112 R)
• M28: 34,861,390 km (0.115 R)
• M29: 35,636,008 km (0.117 R)
• M30: 36,290,349 km (0.048 R)
• M31: 36,819,477 km (0.097 R)
• M32: 38,712,189 km (0.071 R)
• M33: 39,542,756 km (0.037 R)
• M34: 45,846,063 km (0.034 R)
• M35: 53,125,495 km (0.099 R)
• M36: 57,484,179 km (0.087 R)
• M37: 59,475,177 km (0.12 R)
• M38: 60,210,450 km (0.092 R)
• M39: 61,511,802 km (0.069 R)
• M40: 62,641,864 km (0.109 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: 364 - 11,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit