🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.5

Radius: 14.4

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.76 AU - 2.82 AU

Year: 2436 Days

Day: 5.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,114,035 km

• M1: 179,218 km (0.119 R)
• M2: 636,539 km (0.072 R)
• M3: 1,458,729 km (0.099 R)
• M4: 2,297,225 km (0.102 R)
• M5: 2,881,105 km (0.12 R)
• M6: 5,207,651 km (0.031 R)
• M7: 6,304,952 km (0.048 R)
• M8: 6,965,576 km (0.12 R)
• M9: 7,551,252 km (0.082 R)
• M10: 9,298,405 km (0.067 R)
• M11: 10,009,594 km (0.09 R)
• M12: 11,105,099 km (0.119 R)
• M13: 11,906,195 km (0.068 R)
• M14: 12,659,869 km (0.041 R)
• M15: 14,589,532 km (0.081 R)
• M16: 15,306,705 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.9

Radius: 13

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.13 AU - 2.63 AU

Year: 2581 Days

Day: 13.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,114,035 km

• M1: 161,865 km (0.106 R)
• M2: 669,750 km (0.077 R)
• M3: 1,206,656 km (0.096 R)
• M4: 1,663,977 km (0.096 R)
• M5: 2,300,815 km (0.117 R)
• M6: 3,070,197 km (0.091 R)
• M7: 3,644,803 km (0.031 R)
• M8: 4,114,390 km (0.095 R)
• M9: 5,288,285 km (0.095 R)
• M10: 6,264,560 km (0.115 R)
• M11: 7,765,177 km (0.115 R)
• M12: 8,213,372 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913

Radius: 5.2

Gravity: 33.76 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.42 AU - 6.78 AU

Year: 9315 Days

Day: 16.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,114,035 km

• M1: 82,728 km (0.062 R)
• M2: 307,274 km (0.06 R)
• M3: 497,563 km (0.118 R)
• M4: 794,664 km (0.083 R)
• M5: 999,763 km (0.055 R)
• M6: 2,887,688 km (0.049 R)
• M7: 3,477,403 km (0.104 R)
• M8: 4,829,169 km (0.091 R)
• M9: 6,345,792 km (0.07 R)
• M10: 8,470,531 km (0.106 R)
• M11: 9,370,511 km (0.07 R)
• M12: 11,302,867 km (0.105 R)
• M13: 13,361,035 km (0.085 R)
• M14: 18,278,317 km (0.049 R)
• M15: 21,263,542 km (0.1 R)
• M16: 23,454,852 km (0.111 R)
• M17: 25,695,828 km (0.06 R)
• M18: 25,985,599 km (0.107 R)
• M19: 27,973,605 km (0.097 R)
• M20: 28,796,543 km (0.082 R)
• M21: 39,705,668 km (0.109 R)
• M22: 42,470,387 km (0.062 R)
• M23: 43,283,152 km (0.079 R)
• M24: 47,503,607 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.9

Radius: 3.8

Gravity: 68.48 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.37 AU - 9.81 AU

Year: 17697 Days

Day: 21.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,114,035 km

• M1: 47,273 km (0.116 R)
• M2: 187,596 km (0.119 R)
• M3: 450,290 km (0.115 R)
• M4: 791,373 km (0.119 R)
• M5: 973,882 km (0.059 R)
• M6: 1,142,329 km (0.118 R)
• M7: 1,504,805 km (0.111 R)
• M8: 1,786,199 km (0.094 R)
• M9: 2,499,631 km (0.057 R)
• M10: 3,025,318 km (0.049 R)
• M11: 4,027,175 km (0.047 R)
• M12: 5,003,600 km (0.079 R)
• M13: 5,791,083 km (0.081 R)
• M14: 6,389,175 km (0.029 R)
• M15: 6,657,853 km (0.117 R)
• M16: 7,757,547 km (0.116 R)
• M17: 9,028,381 km (0.114 R)
• M18: 9,713,091 km (0.097 R)
• M19: 10,804,108 km (0.054 R)
• M20: 23,978,295 km (0.101 R)
• M21: 26,754,083 km (0.03 R)
• M22: 31,886,487 km (0.069 R)
• M23: 34,002,549 km (0.092 R)
• M24: 36,634,723 km (0.118 R)
• M25: 38,806,286 km (0.088 R)
• M26: 45,832,898 km (0.108 R)
• M27: 46,163,360 km (0.11 R)
• M28: 48,180,388 km (0.078 R)
• M29: 57,793,248 km (0.115 R)
• M30: 58,760,996 km (0.067 R)
• M31: 59,739,516 km (0.064 R)
• M32: 71,009,172 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.2

Radius: 5.4

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.23 AU - 11.75 AU

Year: 20550 Days

Day: 19.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,114,035 km

• M1: 67,319 km (0.086 R)
• M2: 303,384 km (0.067 R)
• M3: 512,822 km (0.112 R)
• M4: 717,172 km (0.111 R)
• M5: 1,242,261 km (0.106 R)
• M6: 1,634,357 km (0.12 R)
• M7: 2,011,792 km (0.046 R)
• M8: 2,552,289 km (0.088 R)
• M9: 2,987,170 km (0.07 R)
• M10: 4,092,549 km (0.075 R)
• M11: 4,336,393 km (0.048 R)
• M12: 4,654,887 km (0.068 R)
• M13: 5,057,455 km (0.097 R)
• M14: 5,742,015 km (0.097 R)
• M15: 6,048,092 km (0.115 R)
• M16: 6,651,121 km (0.118 R)
• M17: 7,118,166 km (0.119 R)
• M18: 7,426,637 km (0.103 R)
• M19: 9,786,992 km (0.079 R)
• M20: 10,503,416 km (0.11 R)
• M21: 14,129,070 km (0.035 R)
• M22: 19,517,436 km (0.075 R)
• M23: 19,688,725 km (0.082 R)
• M24: 20,560,731 km (0.1 R)
• M25: 23,523,816 km (0.099 R)
• M26: 32,270,205 km (0.101 R)
• M27: 34,846,879 km (0.054 R)
• M28: 36,508,912 km (0.107 R)
• M29: 37,293,552 km (0.081 R)
• M30: 52,572,731 km (0.075 R)
• M31: 55,782,952 km (0.102 R)
• M32: 59,300,895 km (0.109 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: 317 - 12,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit