🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.5

Radius: 12

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.59 AU - 1.79 AU

Year: 1419 Days

Day: 9.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,404,381 km

• M1: 152,739 km (0.095 R)
• M2: 556,354 km (0.104 R)
• M3: 1,266,346 km (0.089 R)
• M4: 1,700,030 km (0.052 R)
• M5: 2,149,273 km (0.054 R)
• M6: 3,086,503 km (0.031 R)
• M7: 4,015,057 km (0.104 R)
• M8: 4,606,717 km (0.045 R)
• M9: 5,314,165 km (0.053 R)
• M10: 6,007,402 km (0.093 R)
• M11: 6,622,847 km (0.065 R)
• M12: 7,135,519 km (0.117 R)
• M13: 7,826,362 km (0.065 R)
• M14: 8,267,078 km (0.1 R)
• M15: 9,370,212 km (0.119 R)
• M16: 9,957,384 km (0.081 R)
• M17: 10,506,558 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.3

Radius: 12.3

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.78 AU - 3.68 AU

Year: 3748 Days

Day: 9.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,404,381 km

• M1: 153,188 km (0.076 R)
• M2: 600,336 km (0.083 R)
• M3: 1,351,617 km (0.104 R)
• M4: 1,849,778 km (0.101 R)
• M5: 2,486,017 km (0.105 R)
• M6: 3,502,685 km (0.1 R)
• M7: 4,932,092 km (0.113 R)
• M8: 6,561,063 km (0.081 R)
• M9: 10,074,369 km (0.082 R)
• M10: 11,712,616 km (0.114 R)
• M11: 12,376,531 km (0.077 R)
• M12: 13,988,747 km (0.075 R)
• M13: 15,567,005 km (0.059 R)
• M14: 16,545,674 km (0.108 R)
• M15: 18,435,394 km (0.076 R)
• M16: 19,269,253 km (0.115 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.2

Radius: 7.5

Gravity: 17.05 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.47 AU - 6.91 AU

Year: 9944 Days

Day: 23.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,404,381 km

• M1: 94,097 km (0.101 R)
• M2: 337,194 km (0.108 R)
• M3: 638,185 km (0.065 R)
• M4: 916,586 km (0.11 R)
• M5: 1,251,536 km (0.083 R)
• M6: 1,547,590 km (0.084 R)
• M7: 2,080,308 km (0.08 R)
• M8: 3,256,895 km (0.106 R)
• M9: 3,636,126 km (0.106 R)
• M10: 4,985,499 km (0.062 R)
• M11: 5,250,586 km (0.072 R)
• M12: 6,065,296 km (0.101 R)
• M13: 6,601,006 km (0.094 R)
• M14: 7,209,421 km (0.033 R)
• M15: 8,584,674 km (0.088 R)
• M16: 10,498,779 km (0.113 R)
• M17: 13,878,045 km (0.116 R)
• M18: 14,139,392 km (0.031 R)
• M19: 15,011,398 km (0.101 R)
• M20: 17,159,923 km (0.081 R)
• M21: 17,461,213 km (0.107 R)
• M22: 18,385,878 km (0.083 R)
• M23: 19,181,140 km (0.084 R)
• M24: 19,669,128 km (0.098 R)
• M25: 22,682,478 km (0.103 R)
• M26: 24,726,434 km (0.048 R)
• M27: 28,963,793 km (0.107 R)
• M28: 30,367,470 km (0.042 R)
• M29: 33,896,783 km (0.058 R)
• M30: 34,850,021 km (0.119 R)
• M31: 37,690,136 km (0.109 R)
• M32: 38,971,741 km (0.061 R)
• M33: 39,885,934 km (0.091 R)
• M34: 41,757,254 km (0.082 R)
• M35: 44,672,617 km (0.059 R)
• M36: 50,134,734 km (0.071 R)
• M37: 52,787,105 km (0.043 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620.4

Radius: 3.7

Gravity: 45.32 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.54 AU - 8.8 AU

Year: 12396 Days

Day: 18.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,404,381 km

• M1: 62,083 km (0.106 R)
• M2: 219,310 km (0.106 R)
• M3: 705,055 km (0.079 R)
• M4: 1,593,217 km (0.061 R)
• M5: 1,781,711 km (0.074 R)
• M6: 3,026,664 km (0.075 R)
• M7: 4,297,348 km (0.088 R)
• M8: 6,033,731 km (0.117 R)
• M9: 6,729,810 km (0.073 R)
• M10: 10,000,618 km (0.099 R)
• M11: 12,242,641 km (0.113 R)
• M12: 13,997,424 km (0.092 R)
• M13: 14,798,371 km (0.072 R)
• M14: 15,558,777 km (0.086 R)
• M15: 18,073,816 km (0.112 R)
• M16: 18,942,232 km (0.062 R)
• M17: 21,451,138 km (0.093 R)
• M18: 22,245,054 km (0.117 R)
• M19: 26,409,111 km (0.111 R)
• M20: 28,252,605 km (0.101 R)
• M21: 28,673,573 km (0.088 R)
• M22: 31,851,631 km (0.079 R)
• M23: 33,466,689 km (0.058 R)
• M24: 37,109,547 km (0.073 R)
• M25: 38,380,082 km (0.056 R)
• M26: 45,027,314 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.2

Radius: 3.9

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.67 AU - 8.17 AU

Year: 14391 Days

Day: 24.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,404,381 km

• M1: 48,470 km (0.107 R)
• M2: 190,887 km (0.104 R)
• M3: 344,374 km (0.04 R)
• M4: 674,238 km (0.107 R)
• M5: 954,135 km (0.116 R)
• M6: 1,422,227 km (0.09 R)
• M7: 1,727,407 km (0.079 R)
• M8: 3,165,940 km (0.075 R)
• M9: 3,845,862 km (0.055 R)
• M10: 4,671,343 km (0.051 R)
• M11: 4,998,813 km (0.047 R)
• M12: 5,946,964 km (0.111 R)
• M13: 6,233,743 km (0.108 R)
• M14: 6,664,436 km (0.092 R)
• M15: 7,043,965 km (0.052 R)
• M16: 7,733,462 km (0.094 R)
• M17: 10,295,176 km (0.12 R)
• M18: 10,708,664 km (0.097 R)
• M19: 11,229,115 km (0.103 R)
• M20: 11,667,138 km (0.097 R)
• M21: 14,999,730 km (0.114 R)
• M22: 16,196,812 km (0.068 R)
• M23: 18,043,747 km (0.113 R)
• M24: 18,711,702 km (0.093 R)
• M25: 21,401,023 km (0.103 R)
• M26: 22,529,888 km (0.065 R)
• M27: 25,733,227 km (0.106 R)
• M28: 32,240,286 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686

Radius: 3.5

Gravity: 56 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.54 AU - 9.74 AU

Year: 19326 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 164.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,404,381 km

• M1: 203,154 km (0.062 R)
• M2: 455,825 km (0.053 R)
• M3: 936,483 km (0.06 R)
• M4: 1,693,448 km (0.057 R)
• M5: 1,875,957 km (0.102 R)
• M6: 2,457,444 km (0.116 R)
• M7: 2,643,544 km (0.118 R)
• M8: 2,864,201 km (0.097 R)
• M9: 4,156,128 km (0.076 R)
• M10: 4,454,576 km (0.092 R)
• M11: 6,377,956 km (0.104 R)
• M12: 10,200,480 km (0.084 R)
• M13: 12,080,926 km (0.098 R)
• M14: 18,637,202 km (0.088 R)
• M15: 22,208,851 km (0.116 R)
• M16: 23,116,910 km (0.088 R)
• M17: 28,263,675 km (0.079 R)
• M18: 32,815,191 km (0.073 R)
• M19: 43,024,796 km (0.107 R)
• M20: 52,289,093 km (0.101 R)
• M21: 55,161,073 km (0.043 R)
• M22: 63,798,705 km (0.1 R)
• M23: 65,218,389 km (0.085 R)
• M24: 67,282,989 km (0.063 R)
• M25: 68,965,516 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 11,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit