🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.84 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.4

Radius: 14

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.44 AU - 1.92 AU

Year: 1477 Days

Day: 7.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,120,678 km

• M1: 174,132 km (0.079 R)
• M2: 649,404 km (0.081 R)
• M3: 1,186,461 km (0.09 R)
• M4: 1,701,377 km (0.118 R)
• M5: 2,191,010 km (0.107 R)
• M6: 3,054,789 km (0.074 R)
• M7: 3,705,390 km (0.113 R)
• M8: 5,307,433 km (0.069 R)
• M9: 7,765,625 km (0.109 R)
• M10: 9,322,790 km (0.086 R)
• M11: 9,928,960 km (0.111 R)
• M12: 10,663,486 km (0.097 R)
• M13: 12,659,570 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.9

Radius: 14.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.39 AU - 2.03 AU

Year: 1517 Days

Day: 15 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,120,678 km

• M1: 185,352 km (0.12 R)
• M2: 702,512 km (0.097 R)
• M3: 1,282,802 km (0.095 R)
• M4: 2,611,081 km (0.086 R)
• M5: 3,091,290 km (0.1 R)
• M6: 4,443,954 km (0.082 R)
• M7: 5,306,386 km (0.063 R)
• M8: 6,162,235 km (0.102 R)
• M9: 6,654,113 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.3

Radius: 13.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.66 AU - 4.1 AU

Year: 4215 Days

Day: 10.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,120,678 km

• M1: 162,912 km (0.073 R)
• M2: 581,487 km (0.114 R)
• M3: 1,195,137 km (0.109 R)
• M4: 1,917,097 km (0.111 R)
• M5: 2,915,214 km (0.076 R)
• M6: 3,369,991 km (0.057 R)
• M7: 3,983,043 km (0.111 R)
• M8: 4,400,272 km (0.113 R)
• M9: 8,533,063 km (0.102 R)
• M10: 8,955,377 km (0.084 R)
• M11: 9,594,609 km (0.083 R)
• M12: 10,479,480 km (0.118 R)
• M13: 11,510,509 km (0.118 R)
• M14: 13,309,274 km (0.086 R)
• M15: 14,089,576 km (0.113 R)
• M16: 15,570,745 km (0.12 R)
• M17: 16,555,248 km (0.086 R)
• M18: 17,213,928 km (0.054 R)
• M19: 18,648,123 km (0.112 R)
• M20: 21,753,026 km (0.112 R)
• M21: 22,983,020 km (0.113 R)
• M22: 24,030,205 km (0.108 R)
• M23: 25,581,385 km (0.074 R)
• M24: 26,543,449 km (0.093 R)
• M25: 28,369,740 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.8

Radius: 12.6

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.32 AU - 4.74 AU

Year: 6539 Days

Day: 10.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,120,678 km

• M1: 156,629 km (0.114 R)
• M2: 841,338 km (0.059 R)
• M3: 1,964,818 km (0.111 R)
• M4: 3,868,751 km (0.102 R)
• M5: 4,936,431 km (0.1 R)
• M6: 6,966,623 km (0.074 R)
• M7: 7,805,867 km (0.108 R)
• M8: 9,412,997 km (0.097 R)
• M9: 9,963,667 km (0.086 R)
• M10: 11,180,047 km (0.102 R)
• M11: 12,767,729 km (0.117 R)
• M12: 16,517,251 km (0.066 R)
• M13: 18,217,879 km (0.084 R)
• M14: 26,196,382 km (0.114 R)
• M15: 33,837,393 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.1

Radius: 6.8

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.06 AU - 11.82 AU

Year: 22879 Days

Day: 18.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,120,678 km

• M1: 85,121 km (0.118 R)
• M2: 861,534 km (0.117 R)
• M3: 1,109,567 km (0.117 R)
• M4: 1,330,523 km (0.117 R)
• M5: 1,564,644 km (0.098 R)
• M6: 1,826,291 km (0.049 R)
• M7: 2,076,568 km (0.07 R)
• M8: 2,529,700 km (0.027 R)
• M9: 3,515,101 km (0.108 R)
• M10: 3,843,169 km (0.119 R)
• M11: 4,525,934 km (0.057 R)
• M12: 9,085,079 km (0.09 R)
• M13: 11,213,408 km (0.057 R)
• M14: 11,793,399 km (0.097 R)
• M15: 14,091,970 km (0.067 R)
• M16: 16,590,553 km (0.052 R)
• M17: 17,685,011 km (0.051 R)
• M18: 20,582,872 km (0.073 R)
• M19: 22,143,926 km (0.118 R)
• M20: 22,953,400 km (0.081 R)
• M21: 27,298,769 km (0.063 R)
• M22: 27,877,713 km (0.053 R)
• M23: 29,542,588 km (0.073 R)
• M24: 32,808,159 km (0.058 R)
• M25: 35,478,182 km (0.039 R)
• M26: 36,306,655 km (0.079 R)
• M27: 42,008,428 km (0.089 R)
• M28: 46,287,526 km (0.106 R)
• M29: 48,279,272 km (0.072 R)
• M30: 52,432,857 km (0.072 R)
• M31: 54,962,407 km (0.066 R)
• M32: 57,194,557 km (0.073 R)
• M33: 58,907,602 km (0.098 R)
• M34: 60,851,028 km (0.068 R)
• M35: 61,244,770 km (0.079 R)
• M36: 63,037,551 km (0.113 R)
• M37: 65,275,984 km (0.115 R)
• M38: 70,993,914 km (0.113 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: 461 - 11,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit