🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.8

Radius: 13.8

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.11 AU - 5.09 AU

Year: 3798 Days

Day: 11.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,128,901 km

• M1: 172,038 km (0.083 R)
• M2: 1,648,120 km (0.053 R)
• M3: 2,848,942 km (0.109 R)
• M4: 4,219,258 km (0.101 R)
• M5: 4,894,992 km (0.113 R)
• M6: 5,376,996 km (0.118 R)
• M7: 7,393,576 km (0.087 R)
• M8: 8,124,361 km (0.077 R)
• M9: 8,670,842 km (0.079 R)
• M10: 9,207,450 km (0.082 R)
• M11: 9,766,198 km (0.066 R)
• M12: 10,384,635 km (0.047 R)
• M13: 11,262,775 km (0.045 R)
• M14: 11,740,291 km (0.116 R)
• M15: 13,123,922 km (0.094 R)
• M16: 15,423,540 km (0.062 R)
• M17: 15,963,589 km (0.115 R)
• M18: 16,771,567 km (0.118 R)
• M19: 17,342,732 km (0.112 R)
• M20: 17,873,206 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.6

Radius: 13.9

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.35 AU - 5.75 AU

Year: 4369 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,128,901 km

• M1: 172,935 km (0.077 R)
• M2: 797,955 km (0.084 R)
• M3: 1,542,803 km (0.114 R)
• M4: 2,217,788 km (0.116 R)
• M5: 3,780,488 km (0.113 R)
• M6: 4,603,426 km (0.063 R)
• M7: 6,101,499 km (0.089 R)
• M8: 9,719,074 km (0.118 R)
• M9: 10,244,013 km (0.101 R)
• M10: 11,263,224 km (0.033 R)
• M11: 11,707,230 km (0.061 R)
• M12: 12,395,530 km (0.032 R)
• M13: 13,954,041 km (0.12 R)
• M14: 14,939,292 km (0.104 R)
• M15: 16,137,571 km (0.061 R)
• M16: 17,873,505 km (0.08 R)
• M17: 18,848,733 km (0.099 R)
• M18: 19,539,576 km (0.118 R)
• M19: 20,640,467 km (0.111 R)
• M20: 22,264,501 km (0.109 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.1

Radius: 3.2

Gravity: 38.58 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 14.76 AU - 16.58 AU

Year: 23882 Days

Day: 24.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 94,128,901 km

• M1: 40,691 km (0.12 R)
• M2: 178,919 km (0.066 R)
• M3: 348,413 km (0.105 R)
• M4: 490,980 km (0.052 R)
• M5: 627,114 km (0.08 R)
• M6: 1,249,142 km (0.108 R)
• M7: 1,706,613 km (0.06 R)
• M8: 1,906,326 km (0.086 R)
• M9: 2,396,408 km (0.104 R)
• M10: 2,600,310 km (0.026 R)
• M11: 3,227,424 km (0.119 R)
• M12: 6,109,128 km (0.076 R)
• M13: 8,218,608 km (0.084 R)
• M14: 8,839,439 km (0.039 R)
• M15: 9,380,235 km (0.114 R)
• M16: 9,771,733 km (0.058 R)
• M17: 11,011,450 km (0.065 R)
• M18: 12,822,333 km (0.096 R)
• M19: 13,444,061 km (0.103 R)
• M20: 17,020,348 km (0.089 R)
• M21: 24,583,119 km (0.073 R)
• M22: 24,899,518 km (0.062 R)
• M23: 25,756,714 km (0.116 R)
• M24: 26,083,137 km (0.076 R)
• M25: 26,412,252 km (0.109 R)
• M26: 26,744,210 km (0.107 R)
• M27: 28,100,015 km (0.119 R)
• M28: 28,445,886 km (0.077 R)
• M29: 30,460,071 km (0.093 R)
• M30: 49,593,789 km (0.117 R)
• M31: 50,437,520 km (0.069 R)
• M32: 51,290,827 km (0.053 R)
• M33: 56,429,962 km (0.117 R)
• M34: 59,976,629 km (0.113 R)
• M35: 60,358,402 km (0.08 R)
• M36: 63,273,467 km (0.088 R)
• M37: 70,649,390 km (0.045 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.8

Radius: 5

Gravity: 34.11 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.94 AU - 19.08 AU

Year: 24664 Days

Day: 23.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,128,901 km

• M1: 77,043 km (0.1 R)
• M2: 259,403 km (0.115 R)
• M3: 770,429 km (0.101 R)
• M4: 1,567,486 km (0.082 R)
• M5: 1,852,620 km (0.086 R)
• M6: 2,627,537 km (0.089 R)
• M7: 2,891,727 km (0.094 R)
• M8: 3,662,305 km (0.111 R)
• M9: 4,674,036 km (0.102 R)
• M10: 5,388,515 km (0.089 R)
• M11: 5,685,168 km (0.099 R)
• M12: 5,992,592 km (0.102 R)
• M13: 8,520,197 km (0.073 R)
• M14: 9,398,636 km (0.109 R)
• M15: 11,610,141 km (0.101 R)
• M16: 11,962,145 km (0.118 R)
• M17: 14,874,367 km (0.106 R)
• M18: 16,938,369 km (0.097 R)
• M19: 27,229,056 km (0.103 R)
• M20: 31,233,492 km (0.111 R)
• M21: 33,729,682 km (0.104 R)
• M22: 39,272,283 km (0.072 R)
• M23: 43,510,690 km (0.03 R)
• M24: 44,873,676 km (0.11 R)
• M25: 49,499,691 km (0.114 R)
• M26: 57,627,194 km (0.103 R)
• M27: 58,650,294 km (0.111 R)
• M28: 68,408,563 km (0.118 R)
• M29: 79,950,936 km (0.069 R)
• M30: 81,735,639 km (0.047 R)
• M31: 82,250,405 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 14,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit