🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.1

Radius: 11

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.69 AU - 0.87 AU

Year: 467 Days

Day: 11.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,933,570 km

• M1: 136,732 km (0.119 R)
• M2: 482,752 km (0.045 R)
• M3: 1,053,169 km (0.083 R)
• M4: 1,663,528 km (0.102 R)
• M5: 2,124,589 km (0.115 R)
• M6: 2,701,289 km (0.071 R)
• M7: 3,084,259 km (0.08 R)
• M8: 3,773,307 km (0.077 R)
• M9: 6,203,225 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.1

Radius: 11

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.47 AU - 1.71 AU

Year: 1360 Days

Day: 7.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,933,570 km

• M1: 137,630 km (0.079 R)
• M2: 583,581 km (0.082 R)
• M3: 963,261 km (0.107 R)
• M4: 1,326,933 km (0.094 R)
• M5: 1,718,132 km (0.093 R)
• M6: 2,231,402 km (0.05 R)
• M7: 2,587,146 km (0.082 R)
• M8: 3,207,229 km (0.074 R)
• M9: 5,937,539 km (0.084 R)
• M10: 7,658,214 km (0.112 R)
• M11: 8,006,029 km (0.112 R)
• M12: 8,907,805 km (0.087 R)
• M13: 11,251,256 km (0.074 R)
• M14: 11,878,370 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.7

Radius: 11.5

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.4 AU - 3.7 AU

Year: 4537 Days

Day: 9.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,933,570 km

• M1: 143,165 km (0.12 R)
• M2: 638,633 km (0.042 R)
• M3: 1,038,508 km (0.118 R)
• M4: 1,587,832 km (0.032 R)
• M5: 1,984,416 km (0.103 R)
• M6: 2,876,617 km (0.064 R)
• M7: 4,476,118 km (0.089 R)
• M8: 5,830,278 km (0.109 R)
• M9: 7,508,168 km (0.08 R)
• M10: 8,133,187 km (0.104 R)
• M11: 9,889,018 km (0.06 R)
• M12: 10,597,663 km (0.1 R)
• M13: 10,986,468 km (0.051 R)
• M14: 12,590,007 km (0.114 R)
• M15: 13,725,305 km (0.076 R)
• M16: 14,927,624 km (0.062 R)
• M17: 15,860,665 km (0.099 R)
• M18: 16,484,788 km (0.086 R)
• M19: 18,086,083 km (0.048 R)
• M20: 19,788,956 km (0.092 R)
• M21: 20,512,411 km (0.115 R)
• M22: 23,292,837 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.3

Radius: 9.8

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.71 AU - 5.83 AU

Year: 7066 Days

Day: 5.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,933,570 km

• M1: 133,292 km (0.1 R)
• M2: 473,477 km (0.057 R)
• M3: 792,719 km (0.086 R)
• M4: 1,111,363 km (0.099 R)
• M5: 1,416,542 km (0.066 R)
• M6: 2,341,356 km (0.076 R)
• M7: 2,893,971 km (0.096 R)
• M8: 3,415,319 km (0.111 R)
• M9: 3,871,443 km (0.078 R)
• M10: 4,760,354 km (0.098 R)
• M11: 7,474,658 km (0.1 R)
• M12: 8,162,209 km (0.11 R)
• M13: 10,728,112 km (0.039 R)
• M14: 11,602,960 km (0.07 R)
• M15: 12,861,378 km (0.098 R)
• M16: 13,435,983 km (0.095 R)
• M17: 13,788,885 km (0.06 R)
• M18: 16,236,007 km (0.12 R)
• M19: 18,885,684 km (0.074 R)
• M20: 22,299,059 km (0.119 R)
• M21: 23,978,444 km (0.09 R)
• M22: 26,194,288 km (0.096 R)
• M23: 28,254,251 km (0.078 R)
• M24: 30,622,086 km (0.034 R)
• M25: 32,377,318 km (0.075 R)
• M26: 39,829,087 km (0.027 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176

Radius: 3.2

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.63 AU - 9.75 AU

Year: 15897 Days

Day: 24 Hours

Environment

Temp: -230 °C

Axial Tilt: 53.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,933,570 km

• M1: 39,793 km (0.086 R)
• M2: 151,094 km (0.089 R)
• M3: 940,372 km (0.054 R)
• M4: 1,910,664 km (0.096 R)
• M5: 2,443,232 km (0.07 R)
• M6: 3,290,854 km (0.046 R)
• M7: 4,512,021 km (0.069 R)
• M8: 5,285,592 km (0.039 R)
• M9: 5,870,370 km (0.095 R)
• M10: 6,752,399 km (0.069 R)
• M11: 8,005,580 km (0.102 R)
• M12: 8,774,663 km (0.118 R)
• M13: 15,007,060 km (0.037 R)
• M14: 19,869,739 km (0.065 R)
• M15: 25,595,747 km (0.096 R)
• M16: 33,393,985 km (0.071 R)
• M17: 40,642,002 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189.8

Radius: 5.8

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.22 AU - 10.92 AU

Year: 23308 Days

Day: 22.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,933,570 km

• M1: 72,106 km (0.078 R)
• M2: 551,717 km (0.109 R)
• M3: 919,129 km (0.091 R)
• M4: 1,176,138 km (0.068 R)
• M5: 1,410,110 km (0.105 R)
• M6: 1,853,069 km (0.091 R)
• M7: 2,228,410 km (0.085 R)
• M8: 2,444,579 km (0.076 R)
• M9: 2,784,016 km (0.09 R)
• M10: 2,988,367 km (0.106 R)
• M11: 3,504,779 km (0.097 R)
• M12: 3,881,018 km (0.062 R)
• M13: 4,433,931 km (0.084 R)
• M14: 4,841,735 km (0.09 R)
• M15: 6,063,800 km (0.032 R)
• M16: 6,726,070 km (0.048 R)
• M17: 10,019,617 km (0.067 R)
• M18: 10,556,374 km (0.037 R)
• M19: 13,401,875 km (0.111 R)
• M20: 14,119,346 km (0.063 R)
• M21: 16,351,795 km (0.094 R)
• M22: 16,944,652 km (0.109 R)
• M23: 18,409,813 km (0.062 R)
• M24: 25,020,693 km (0.095 R)
• M25: 27,326,893 km (0.114 R)
• M26: 29,012,263 km (0.059 R)
• M27: 40,333,381 km (0.112 R)
• M28: 41,277,942 km (0.092 R)
• M29: 45,930,585 km (0.099 R)
• M30: 53,952,023 km (0.099 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 15,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit