🌌 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: 991.5

Radius: 14

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.7 AU - 1.04 AU

Year: 550 Days

Day: 7.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,649,600 km

• M1: 174,581 km (0.043 R)
• M2: 695,181 km (0.098 R)
• M3: 1,138,739 km (0.111 R)
• M4: 1,958,535 km (0.072 R)
• M5: 2,683,187 km (0.099 R)
• M6: 3,245,077 km (0.105 R)
• M7: 4,205,795 km (0.086 R)
• M8: 4,868,663 km (0.065 R)
• M9: 6,304,802 km (0.098 R)
• M10: 7,416,314 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.2

Radius: 14.9

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.46 AU - 1.78 AU

Year: 1399 Days

Day: 12.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,649,600 km

• M1: 185,352 km (0.115 R)
• M2: 744,549 km (0.101 R)
• M3: 1,462,170 km (0.097 R)
• M4: 1,948,512 km (0.108 R)
• M5: 2,519,378 km (0.116 R)
• M6: 2,994,800 km (0.079 R)
• M7: 3,514,652 km (0.105 R)
• M8: 4,005,633 km (0.075 R)
• M9: 4,920,573 km (0.107 R)
• M10: 5,994,387 km (0.053 R)
• M11: 6,751,202 km (0.099 R)
• M12: 7,653,876 km (0.115 R)
• M13: 8,575,698 km (0.12 R)
• M14: 9,094,803 km (0.083 R)
• M15: 10,029,041 km (0.118 R)
• M16: 10,849,885 km (0.095 R)
• M17: 12,394,034 km (0.082 R)
• M18: 12,979,560 km (0.07 R)
• M19: 13,706,755 km (0.084 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.4

Radius: 3

Gravity: 52.6 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.44 AU - 6.72 AU

Year: 10168 Days

Day: 24.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,649,600 km

• M1: 37,549 km (0.082 R)
• M2: 209,437 km (0.049 R)
• M3: 369,656 km (0.118 R)
• M4: 512,074 km (0.078 R)
• M5: 722,408 km (0.087 R)
• M6: 1,103,284 km (0.031 R)
• M7: 1,520,662 km (0.109 R)
• M8: 1,705,266 km (0.092 R)
• M9: 1,841,699 km (0.12 R)
• M10: 2,205,970 km (0.078 R)
• M11: 4,150,593 km (0.088 R)
• M12: 4,397,878 km (0.037 R)
• M13: 5,486,203 km (0.042 R)
• M14: 5,683,522 km (0.087 R)
• M15: 6,375,562 km (0.032 R)
• M16: 8,741,602 km (0.11 R)
• M17: 9,851,469 km (0.05 R)
• M18: 9,947,959 km (0.1 R)
• M19: 11,104,052 km (0.074 R)
• M20: 12,914,635 km (0.094 R)
• M21: 14,348,530 km (0.081 R)
• M22: 16,018,042 km (0.103 R)
• M23: 18,758,077 km (0.094 R)
• M24: 19,736,597 km (0.094 R)
• M25: 20,044,469 km (0.072 R)
• M26: 20,669,639 km (0.097 R)
• M27: 22,372,362 km (0.084 R)
• M28: 28,037,334 km (0.106 R)
• M29: 30,220,715 km (0.103 R)
• M30: 30,424,766 km (0.119 R)
• M31: 31,772,793 km (0.099 R)
• M32: 31,878,109 km (0.091 R)
• M33: 31,983,576 km (0.111 R)
• M34: 37,445,993 km (0.074 R)
• M35: 39,355,909 km (0.029 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.3

Radius: 3.9

Gravity: 40.45 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.89 AU - 9.79 AU

Year: 16336 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,649,600 km

• M1: 48,470 km (0.112 R)
• M2: 173,683 km (0.119 R)
• M3: 731,085 km (0.115 R)
• M4: 2,289,895 km (0.114 R)
• M5: 3,850,948 km (0.094 R)
• M6: 4,212,826 km (0.077 R)
• M7: 4,531,320 km (0.113 R)
• M8: 5,659,138 km (0.07 R)
• M9: 5,928,713 km (0.047 R)
• M10: 13,687,607 km (0.119 R)
• M11: 14,526,701 km (0.098 R)
• M12: 17,571,018 km (0.068 R)
• M13: 22,035,168 km (0.117 R)
• M14: 24,274,349 km (0.039 R)
• M15: 24,882,464 km (0.066 R)
• M16: 25,396,931 km (0.118 R)
• M17: 30,584,836 km (0.026 R)
• M18: 33,362,868 km (0.06 R)
• M19: 37,905,856 km (0.107 R)
• M20: 38,586,676 km (0.081 R)
• M21: 43,434,246 km (0.099 R)
• M22: 45,849,653 km (0.103 R)
• M23: 47,246,897 km (0.062 R)
• M24: 53,972,219 km (0.067 R)
• M25: 55,704,114 km (0.057 R)
• M26: 58,370,845 km (0.05 R)
• M27: 60,011,186 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.7

Radius: 5.5

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.26 AU - 10.08 AU

Year: 20395 Days

Day: 21.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,649,600 km

• M1: 68,366 km (0.05 R)
• M2: 361,129 km (0.118 R)
• M3: 590,463 km (0.047 R)
• M4: 1,692,401 km (0.11 R)
• M5: 1,958,835 km (0.11 R)
• M6: 2,554,982 km (0.109 R)
• M7: 2,906,687 km (0.104 R)
• M8: 3,416,367 km (0.099 R)
• M9: 5,802,303 km (0.064 R)
• M10: 6,215,193 km (0.1 R)
• M11: 7,226,624 km (0.072 R)
• M12: 7,616,177 km (0.07 R)
• M13: 8,627,459 km (0.118 R)
• M14: 9,777,118 km (0.062 R)
• M15: 10,913,015 km (0.103 R)
• M16: 11,776,344 km (0.091 R)
• M17: 12,622,320 km (0.04 R)
• M18: 14,099,151 km (0.033 R)
• M19: 14,982,825 km (0.05 R)
• M20: 15,332,435 km (0.114 R)
• M21: 16,785,180 km (0.074 R)
• M22: 17,699,522 km (0.074 R)
• M23: 18,168,961 km (0.075 R)
• M24: 21,424,958 km (0.104 R)
• M25: 29,935,880 km (0.095 R)
• M26: 42,091,006 km (0.034 R)
• M27: 46,380,725 km (0.081 R)
• M28: 47,571,973 km (0.025 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 11,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit