🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275

Radius: 14.4

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.96 AU - 2.6 AU

Year: 2223 Days

Day: 13.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,583,720 km

• M1: 179,069 km (0.093 R)
• M2: 737,218 km (0.09 R)
• M3: 1,499,120 km (0.093 R)
• M4: 3,126,745 km (0.113 R)
• M5: 6,298,519 km (0.09 R)
• M6: 7,004,920 km (0.085 R)
• M7: 7,549,008 km (0.12 R)
• M8: 8,751,775 km (0.109 R)
• M9: 12,259,994 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.6

Radius: 10.6

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.25 AU - 2.49 AU

Year: 2356 Days

Day: 10.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,583,720 km

• M1: 131,796 km (0.118 R)
• M2: 502,499 km (0.042 R)
• M3: 835,355 km (0.075 R)
• M4: 1,705,117 km (0.115 R)
• M5: 2,072,080 km (0.109 R)
• M6: 4,287,625 km (0.064 R)
• M7: 4,885,418 km (0.119 R)
• M8: 6,247,955 km (0.116 R)
• M9: 6,960,340 km (0.083 R)
• M10: 8,192,877 km (0.105 R)
• M11: 13,237,168 km (0.059 R)
• M12: 14,881,099 km (0.084 R)
• M13: 15,604,853 km (0.06 R)
• M14: 16,250,817 km (0.111 R)
• M15: 17,070,314 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.1

Radius: 9.5

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.98 AU - 3.44 AU

Year: 3713 Days

Day: 14.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,583,720 km

• M1: 118,781 km (0.032 R)
• M2: 600,037 km (0.041 R)
• M3: 1,005,447 km (0.082 R)
• M4: 1,620,295 km (0.102 R)
• M5: 2,241,724 km (0.108 R)
• M6: 2,910,875 km (0.112 R)
• M7: 3,520,786 km (0.115 R)
• M8: 3,901,064 km (0.105 R)
• M9: 4,765,141 km (0.073 R)
• M10: 5,209,746 km (0.107 R)
• M11: 5,589,874 km (0.117 R)
• M12: 6,012,338 km (0.089 R)
• M13: 6,330,683 km (0.109 R)
• M14: 7,162,596 km (0.117 R)
• M15: 8,065,719 km (0.106 R)
• M16: 8,698,368 km (0.108 R)
• M17: 9,106,322 km (0.09 R)
• M18: 10,583,002 km (0.104 R)
• M19: 11,121,106 km (0.106 R)
• M20: 12,096,933 km (0.11 R)
• M21: 13,128,859 km (0.078 R)
• M22: 14,652,962 km (0.102 R)
• M23: 14,962,629 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.2

Radius: 11.6

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.7 AU - 4.04 AU

Year: 3994 Days

Day: 7.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,583,720 km

• M1: 144,661 km (0.027 R)
• M2: 799,002 km (0.111 R)
• M3: 1,517,072 km (0.111 R)
• M4: 1,951,654 km (0.04 R)
• M5: 2,469,262 km (0.072 R)
• M6: 4,266,232 km (0.092 R)
• M7: 4,939,871 km (0.045 R)
• M8: 5,627,872 km (0.104 R)
• M9: 5,995,135 km (0.081 R)
• M10: 6,469,360 km (0.11 R)
• M11: 7,696,661 km (0.089 R)
• M12: 8,221,749 km (0.092 R)
• M13: 9,227,197 km (0.074 R)
• M14: 10,105,635 km (0.103 R)
• M15: 10,735,891 km (0.059 R)
• M16: 11,436,907 km (0.119 R)
• M17: 13,027,880 km (0.054 R)
• M18: 13,876,549 km (0.108 R)
• M19: 14,655,655 km (0.067 R)
• M20: 15,628,789 km (0.113 R)
• M21: 16,760,048 km (0.111 R)
• M22: 17,404,964 km (0.111 R)
• M23: 18,995,489 km (0.111 R)
• M24: 20,814,449 km (0.108 R)
• M25: 22,322,994 km (0.115 R)
• M26: 22,817,864 km (0.079 R)
• M27: 24,124,302 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.7

Radius: 13.2

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.64 AU - 5.8 AU

Year: 6621 Days

Day: 11.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,583,720 km

• M1: 164,109 km (0.055 R)
• M2: 796,908 km (0.12 R)
• M3: 1,346,381 km (0.058 R)
• M4: 1,935,198 km (0.117 R)
• M5: 2,959,943 km (0.042 R)
• M6: 3,395,124 km (0.112 R)
• M7: 5,930,808 km (0.103 R)
• M8: 8,802,040 km (0.043 R)
• M9: 10,027,994 km (0.059 R)
• M10: 10,634,613 km (0.116 R)
• M11: 15,713,760 km (0.106 R)
• M12: 16,726,239 km (0.102 R)
• M13: 17,513,722 km (0.057 R)
• M14: 18,463,519 km (0.038 R)
• M15: 19,662,695 km (0.094 R)
• M16: 20,838,235 km (0.05 R)
• M17: 23,329,040 km (0.045 R)
• M18: 24,478,849 km (0.076 R)
• M19: 25,408,600 km (0.114 R)
• M20: 27,069,585 km (0.115 R)
• M21: 28,247,070 km (0.027 R)
• M22: 28,709,028 km (0.078 R)
• M23: 35,075,465 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 18,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit