🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.64 AU - 2.56 AU

Year: 1283 Days

Day: 27.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.1

Radius: 14.2

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.84 AU - 9.52 AU

Year: 8976 Days

Day: 11.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 149.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,237,787 km

• M1: 178,021 km (0.025 R)
• M2: 792,719 km (0.11 R)
• M3: 1,655,300 km (0.104 R)
• M4: 2,204,923 km (0.089 R)
• M5: 2,696,502 km (0.07 R)
• M6: 3,306,412 km (0.078 R)
• M7: 5,322,842 km (0.112 R)
• M8: 7,175,611 km (0.057 R)
• M9: 8,270,369 km (0.071 R)
• M10: 9,380,684 km (0.086 R)
• M11: 10,142,137 km (0.1 R)
• M12: 12,789,571 km (0.084 R)
• M13: 13,488,043 km (0.083 R)
• M14: 15,736,948 km (0.095 R)
• M15: 19,640,405 km (0.118 R)
• M16: 20,808,017 km (0.083 R)
• M17: 21,856,847 km (0.105 R)
• M18: 23,281,318 km (0.115 R)
• M19: 27,159,643 km (0.045 R)
• M20: 31,764,714 km (0.057 R)
• M21: 33,263,535 km (0.045 R)
• M22: 33,920,120 km (0.102 R)
• M23: 34,809,031 km (0.117 R)
• M24: 37,924,257 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.8

Radius: 10.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.18 AU - 9.3 AU

Year: 9082 Days

Day: 13.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,237,787 km

• M1: 135,087 km (0.044 R)
• M2: 507,137 km (0.058 R)
• M3: 1,398,291 km (0.067 R)
• M4: 2,151,816 km (0.1 R)
• M5: 2,559,620 km (0.088 R)
• M6: 3,197,505 km (0.08 R)
• M7: 5,730,496 km (0.038 R)
• M8: 6,521,270 km (0.076 R)
• M9: 9,082,685 km (0.068 R)
• M10: 11,362,407 km (0.043 R)
• M11: 19,055,328 km (0.103 R)
• M12: 19,467,171 km (0.103 R)
• M13: 21,988,942 km (0.089 R)
• M14: 24,397,917 km (0.075 R)
• M15: 25,791,122 km (0.054 R)
• M16: 27,497,136 km (0.094 R)
• M17: 29,277,350 km (0.067 R)
• M18: 29,918,078 km (0.112 R)
• M19: 31,513,390 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.8

Radius: 13.6

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.09 AU - 8.39 AU

Year: 9082 Days

Day: 7.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,237,787 km

• M1: 171,290 km (0.068 R)
• M2: 815,009 km (0.064 R)
• M3: 1,640,490 km (0.114 R)
• M4: 2,465,822 km (0.065 R)
• M5: 3,741,144 km (0.08 R)
• M6: 4,538,201 km (0.1 R)
• M7: 5,928,713 km (0.046 R)
• M8: 6,409,222 km (0.11 R)
• M9: 9,097,944 km (0.115 R)
• M10: 14,294,525 km (0.1 R)
• M11: 16,647,401 km (0.071 R)
• M12: 17,854,057 km (0.104 R)
• M13: 19,378,160 km (0.115 R)
• M14: 23,940,297 km (0.103 R)
• M15: 24,623,660 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.9

Radius: 9.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.23 AU - 9.33 AU

Year: 10049 Days

Day: 14.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,237,787 km

• M1: 162,463 km (0.114 R)
• M2: 546,182 km (0.115 R)
• M3: 2,190,113 km (0.079 R)
• M4: 3,285,020 km (0.098 R)
• M5: 4,281,641 km (0.041 R)
• M6: 7,911,783 km (0.048 R)
• M7: 11,914,722 km (0.109 R)
• M8: 14,231,395 km (0.107 R)
• M9: 15,066,151 km (0.059 R)
• M10: 18,453,945 km (0.072 R)
• M11: 19,374,121 km (0.045 R)
• M12: 21,536,857 km (0.12 R)
• M13: 23,444,530 km (0.082 R)
• M14: 26,602,092 km (0.066 R)
• M15: 27,867,391 km (0.095 R)
• M16: 30,517,517 km (0.115 R)
• M17: 31,503,516 km (0.083 R)
• M18: 32,004,370 km (0.109 R)
• M19: 33,331,303 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.4

Radius: 11.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.47 AU - 8.69 AU

Year: 10600 Days

Day: 12.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,237,787 km

• M1: 145,559 km (0.098 R)
• M2: 623,524 km (0.114 R)
• M3: 1,010,384 km (0.091 R)
• M4: 1,536,969 km (0.084 R)
• M5: 2,103,196 km (0.069 R)
• M6: 3,086,952 km (0.074 R)
• M7: 5,700,277 km (0.086 R)
• M8: 7,676,316 km (0.109 R)
• M9: 9,288,233 km (0.063 R)
• M10: 9,922,528 km (0.099 R)
• M11: 10,848,239 km (0.034 R)
• M12: 11,718,450 km (0.108 R)
• M13: 12,517,751 km (0.109 R)
• M14: 13,291,920 km (0.119 R)
• M15: 15,200,640 km (0.104 R)
• M16: 18,170,756 km (0.106 R)
• M17: 19,085,846 km (0.073 R)
• M18: 19,475,997 km (0.028 R)
• M19: 19,951,419 km (0.094 R)
• M20: 21,760,805 km (0.118 R)
• M21: 24,401,208 km (0.089 R)
• M22: 25,703,757 km (0.091 R)
• M23: 28,143,997 km (0.096 R)
• M24: 37,350,699 km (0.096 R)
• M25: 42,694,484 km (0.07 R)
• M26: 44,995,150 km (0.106 R)
• M27: 45,966,040 km (0.08 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: 465 - 19,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit