🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.4

Radius: 8.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.81 AU - 1.05 AU

Year: 608 Days

Day: 7.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,127,919 km

• M1: 110,702 km (0.103 R)
• M2: 417,827 km (0.041 R)
• M3: 757,115 km (0.052 R)
• M4: 1,206,806 km (0.026 R)
• M5: 1,576,462 km (0.097 R)
• M6: 2,054,876 km (0.062 R)
• M7: 2,508,906 km (0.115 R)
• M8: 2,930,173 km (0.104 R)
• M9: 3,531,557 km (0.072 R)
• M10: 3,862,019 km (0.103 R)
• M11: 4,185,300 km (0.102 R)
• M12: 4,674,335 km (0.097 R)
• M13: 5,766,699 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.2

Radius: 14

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.23 AU - 1.37 AU

Year: 1005 Days

Day: 9.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,127,919 km

• M1: 174,282 km (0.031 R)
• M2: 804,986 km (0.102 R)
• M3: 1,539,362 km (0.082 R)
• M4: 2,013,288 km (0.053 R)
• M5: 2,597,767 km (0.101 R)
• M6: 3,154,122 km (0.082 R)
• M7: 3,917,220 km (0.083 R)
• M8: 5,791,532 km (0.027 R)
• M9: 6,246,758 km (0.071 R)
• M10: 6,772,894 km (0.102 R)
• M11: 9,180,821 km (0.074 R)
• M12: 10,015,428 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.6

Radius: 11

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.59 AU - 2.03 AU

Year: 1652 Days

Day: 7.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,127,919 km

• M1: 136,882 km (0.08 R)
• M2: 614,249 km (0.074 R)
• M3: 968,347 km (0.055 R)
• M4: 1,482,814 km (0.088 R)
• M5: 2,162,886 km (0.073 R)
• M6: 3,257,942 km (0.054 R)
• M7: 3,974,367 km (0.114 R)
• M8: 4,428,995 km (0.072 R)
• M9: 5,003,450 km (0.07 R)
• M10: 5,398,389 km (0.095 R)
• M11: 6,503,618 km (0.098 R)
• M12: 7,028,856 km (0.119 R)
• M13: 8,527,827 km (0.083 R)
• M14: 9,717,279 km (0.096 R)
• M15: 10,194,945 km (0.079 R)
• M16: 12,069,556 km (0.076 R)
• M17: 13,108,962 km (0.111 R)
• M18: 13,482,358 km (0.104 R)
• M19: 13,862,786 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929

Radius: 13.6

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.22 AU - 5.08 AU

Year: 5734 Days

Day: 14.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,127,919 km

• M1: 169,195 km (0.113 R)
• M2: 666,758 km (0.054 R)
• M3: 1,297,612 km (0.093 R)
• M4: 1,731,895 km (0.086 R)
• M5: 2,755,593 km (0.092 R)
• M6: 3,359,669 km (0.038 R)
• M7: 3,834,044 km (0.096 R)
• M8: 4,919,526 km (0.065 R)
• M9: 6,813,585 km (0.085 R)
• M10: 8,161,162 km (0.107 R)
• M11: 10,840,311 km (0.078 R)
• M12: 12,039,786 km (0.077 R)
• M13: 13,492,830 km (0.072 R)
• M14: 14,407,472 km (0.111 R)
• M15: 16,233,463 km (0.083 R)
• M16: 16,745,387 km (0.089 R)
• M17: 18,277,569 km (0.105 R)
• M18: 20,562,527 km (0.101 R)
• M19: 21,696,628 km (0.117 R)
• M20: 22,318,357 km (0.086 R)
• M21: 24,840,278 km (0.116 R)
• M22: 28,738,499 km (0.091 R)
• M23: 29,964,005 km (0.093 R)
• M24: 31,519,972 km (0.113 R)
• M25: 33,850,109 km (0.112 R)
• M26: 34,898,191 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.1

Radius: 5.7

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.38 AU - 8.2 AU

Year: 12000 Days

Day: 19.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 121 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 55,127,919 km

• M1: 70,909 km (0.114 R)
• M2: 1,041,650 km (0.097 R)
• M3: 1,569,730 km (0.091 R)
• M4: 1,934,151 km (0.098 R)
• M5: 3,092,936 km (0.11 R)
• M6: 3,716,310 km (0.119 R)
• M7: 3,897,623 km (0.068 R)
• M8: 4,222,400 km (0.11 R)
• M9: 4,506,636 km (0.097 R)
• M10: 5,704,915 km (0.11 R)
• M11: 7,220,790 km (0.108 R)
• M12: 7,422,448 km (0.095 R)
• M13: 9,079,544 km (0.111 R)
• M14: 10,093,967 km (0.118 R)
• M15: 10,706,420 km (0.056 R)
• M16: 16,596,238 km (0.081 R)
• M17: 16,947,943 km (0.111 R)
• M18: 19,239,633 km (0.111 R)
• M19: 20,741,894 km (0.104 R)
• M20: 21,563,187 km (0.079 R)
• M21: 22,405,871 km (0.073 R)
• M22: 24,156,915 km (0.067 R)
• M23: 26,091,514 km (0.114 R)
• M24: 26,662,679 km (0.099 R)
• M25: 27,339,460 km (0.087 R)
• M26: 27,534,984 km (0.115 R)
• M27: 29,438,767 km (0.113 R)
• M28: 31,858,662 km (0.101 R)
• M29: 34,294,265 km (0.112 R)
• M30: 40,666,087 km (0.086 R)
• M31: 42,865,774 km (0.089 R)
• M32: 46,242,796 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420

Radius: 6.2

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.36 AU - 8.92 AU

Year: 15752 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 57 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,127,919 km

• M1: 77,492 km (0.108 R)
• M2: 338,091 km (0.099 R)
• M3: 671,246 km (0.028 R)
• M4: 1,000,660 km (0.078 R)
• M5: 1,392,158 km (0.108 R)
• M6: 1,949,559 km (0.08 R)
• M7: 2,581,910 km (0.1 R)
• M8: 3,955,218 km (0.103 R)
• M9: 4,273,413 km (0.098 R)
• M10: 4,928,203 km (0.108 R)
• M11: 5,160,827 km (0.11 R)
• M12: 6,593,526 km (0.084 R)
• M13: 6,917,256 km (0.118 R)
• M14: 7,596,580 km (0.074 R)
• M15: 11,098,367 km (0.099 R)
• M16: 12,450,133 km (0.12 R)
• M17: 13,973,937 km (0.118 R)
• M18: 15,195,404 km (0.115 R)
• M19: 17,158,726 km (0.068 R)
• M20: 19,947,380 km (0.068 R)
• M21: 22,475,584 km (0.116 R)
• M22: 25,405,907 km (0.085 R)
• M23: 30,989,049 km (0.054 R)
• M24: 31,554,380 km (0.104 R)
• M25: 34,364,725 km (0.107 R)
• M26: 38,495,122 km (0.108 R)
• M27: 39,411,858 km (0.112 R)
• M28: 39,676,497 km (0.064 R)
• M29: 39,942,183 km (0.108 R)
• M30: 44,787,508 km (0.103 R)
• M31: 49,701,499 km (0.053 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 15,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit