🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.6

Radius: 14.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.71 AU - 1.03 AU

Year: 550 Days

Day: 8.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,083,677 km

• M1: 175,329 km (0.08 R)
• M2: 642,972 km (0.032 R)
• M3: 1,121,685 km (0.108 R)
• M4: 1,601,894 km (0.088 R)
• M5: 2,172,610 km (0.059 R)
• M6: 2,918,355 km (0.063 R)
• M7: 3,476,206 km (0.1 R)
• M8: 3,940,857 km (0.108 R)
• M9: 4,909,503 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.6

Radius: 9.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.88 AU - 1.3 AU

Year: 772 Days

Day: 10.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,083,677 km

• M1: 121,025 km (0.047 R)
• M2: 461,509 km (0.11 R)
• M3: 923,767 km (0.09 R)
• M4: 1,243,009 km (0.108 R)
• M5: 1,554,920 km (0.06 R)
• M6: 2,006,706 km (0.037 R)
• M7: 2,472,404 km (0.065 R)
• M8: 3,032,498 km (0.108 R)
• M9: 3,477,103 km (0.036 R)
• M10: 4,093,895 km (0.094 R)
• M11: 4,421,215 km (0.117 R)
• M12: 4,862,978 km (0.116 R)
• M13: 5,179,377 km (0.072 R)
• M14: 6,078,610 km (0.109 R)
• M15: 6,890,927 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 10.8

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.79 AU - 2.59 AU

Year: 2198 Days

Day: 12.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,083,677 km

• M1: 134,339 km (0.113 R)
• M2: 572,661 km (0.062 R)
• M3: 990,488 km (0.098 R)
• M4: 1,775,577 km (0.079 R)
• M5: 2,427,225 km (0.089 R)
• M6: 2,887,538 km (0.098 R)
• M7: 3,513,007 km (0.101 R)
• M8: 4,124,712 km (0.039 R)
• M9: 4,739,261 km (0.114 R)
• M10: 5,293,221 km (0.09 R)
• M11: 5,993,489 km (0.098 R)
• M12: 6,420,741 km (0.104 R)
• M13: 7,396,568 km (0.117 R)
• M14: 8,370,001 km (0.111 R)
• M15: 9,497,670 km (0.116 R)
• M16: 10,228,904 km (0.102 R)
• M17: 11,235,099 km (0.052 R)
• M18: 11,844,860 km (0.084 R)
• M19: 12,519,547 km (0.083 R)
• M20: 14,224,514 km (0.103 R)
• M21: 15,526,613 km (0.077 R)
• M22: 18,702,127 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.2

Radius: 13.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.68 AU - 3 AU

Year: 3246 Days

Day: 14.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,083,677 km

• M1: 175,927 km (0.085 R)
• M2: 666,907 km (0.107 R)
• M3: 1,257,370 km (0.076 R)
• M4: 1,893,011 km (0.112 R)
• M5: 3,518,692 km (0.073 R)
• M6: 4,104,517 km (0.105 R)
• M7: 5,105,327 km (0.051 R)
• M8: 6,486,414 km (0.074 R)
• M9: 7,067,901 km (0.098 R)
• M10: 8,038,193 km (0.04 R)
• M11: 9,788,039 km (0.082 R)
• M12: 11,074,431 km (0.11 R)
• M13: 12,295,599 km (0.075 R)
• M14: 13,604,730 km (0.038 R)
• M15: 14,905,333 km (0.12 R)
• M16: 16,874,041 km (0.029 R)
• M17: 17,530,327 km (0.102 R)
• M18: 17,977,326 km (0.108 R)
• M19: 18,894,061 km (0.053 R)
• M20: 19,721,637 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178

Radius: 8.4

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.02 AU - 4.32 AU

Year: 4769 Days

Day: 13.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,083,677 km

• M1: 108,907 km (0.103 R)
• M2: 438,322 km (0.059 R)
• M3: 777,759 km (0.076 R)
• M4: 1,060,200 km (0.117 R)
• M5: 1,509,592 km (0.067 R)
• M6: 1,983,219 km (0.11 R)
• M7: 2,248,755 km (0.113 R)
• M8: 2,699,793 km (0.092 R)
• M9: 3,670,833 km (0.076 R)
• M10: 4,724,600 km (0.117 R)
• M11: 5,179,377 km (0.1 R)
• M12: 6,417,898 km (0.087 R)
• M13: 7,179,202 km (0.084 R)
• M14: 7,999,447 km (0.03 R)
• M15: 9,119,486 km (0.071 R)
• M16: 11,108,091 km (0.109 R)
• M17: 12,036,944 km (0.107 R)
• M18: 12,584,472 km (0.071 R)
• M19: 13,683,717 km (0.06 R)
• M20: 15,328,396 km (0.028 R)
• M21: 16,173,026 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.5

Radius: 9.9

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.68 AU - 4.72 AU

Year: 6911 Days

Day: 8.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,083,677 km

• M1: 123,119 km (0.119 R)
• M2: 615,894 km (0.116 R)
• M3: 1,025,045 km (0.102 R)
• M4: 2,112,621 km (0.104 R)
• M5: 2,470,010 km (0.028 R)
• M6: 2,847,745 km (0.093 R)
• M7: 3,649,739 km (0.117 R)
• M8: 4,934,935 km (0.088 R)
• M9: 5,291,277 km (0.117 R)
• M10: 5,760,864 km (0.049 R)
• M11: 6,819,718 km (0.09 R)
• M12: 13,145,913 km (0.105 R)
• M13: 13,833,166 km (0.119 R)
• M14: 14,786,553 km (0.062 R)
• M15: 18,897,801 km (0.084 R)
• M16: 25,164,456 km (0.11 R)
• M17: 28,905,749 km (0.056 R)
• M18: 32,380,010 km (0.113 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: 406 - 18,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit