🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.4

Radius: 13.8

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.92 AU - 1.48 AU

Year: 862 Days

Day: 9.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 48,587,840 km

• M1: 171,738 km (0.102 R)
• M2: 727,046 km (0.08 R)
• M3: 1,212,042 km (0.077 R)
• M4: 1,797,867 km (0.048 R)
• M5: 2,269,549 km (0.099 R)
• M6: 2,759,482 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.9

Radius: 8.7

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.3 AU - 1.82 AU

Year: 1278 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,587,840 km

• M1: 108,309 km (0.043 R)
• M2: 503,098 km (0.064 R)
• M3: 828,623 km (0.094 R)
• M4: 1,391,709 km (0.083 R)
• M5: 1,698,235 km (0.067 R)
• M6: 2,419,446 km (0.06 R)
• M7: 3,500,889 km (0.079 R)
• M8: 4,209,684 km (0.084 R)
• M9: 4,582,332 km (0.079 R)
• M10: 4,859,537 km (0.119 R)
• M11: 5,130,609 km (0.051 R)
• M12: 5,501,761 km (0.11 R)
• M13: 6,438,244 km (0.114 R)
• M14: 7,611,540 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.7

Radius: 9.1

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.93 AU - 4.29 AU

Year: 4500 Days

Day: 14.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,587,840 km

• M1: 113,246 km (0.118 R)
• M2: 607,517 km (0.079 R)
• M3: 977,772 km (0.111 R)
• M4: 1,266,645 km (0.112 R)
• M5: 1,668,315 km (0.059 R)
• M6: 1,961,378 km (0.054 R)
• M7: 3,389,738 km (0.091 R)
• M8: 3,905,103 km (0.106 R)
• M9: 4,255,910 km (0.106 R)
• M10: 4,879,733 km (0.05 R)
• M11: 6,062,304 km (0.096 R)
• M12: 7,119,961 km (0.108 R)
• M13: 7,488,121 km (0.085 R)
• M14: 7,836,684 km (0.093 R)
• M15: 8,600,681 km (0.096 R)
• M16: 10,707,916 km (0.11 R)
• M17: 12,377,877 km (0.036 R)
• M18: 14,118,748 km (0.114 R)
• M19: 20,682,055 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939

Radius: 12

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.68 AU - 6.54 AU

Year: 8717 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,587,840 km

• M1: 149,448 km (0.102 R)
• M2: 548,426 km (0.073 R)
• M3: 1,102,686 km (0.093 R)
• M4: 1,592,320 km (0.058 R)
• M5: 2,086,890 km (0.104 R)
• M6: 2,622,750 km (0.053 R)
• M7: 4,563,184 km (0.103 R)
• M8: 5,146,316 km (0.088 R)
• M9: 5,539,759 km (0.114 R)
• M10: 6,313,629 km (0.068 R)
• M11: 14,652,663 km (0.108 R)
• M12: 15,447,177 km (0.085 R)
• M13: 16,621,670 km (0.086 R)
• M14: 17,339,889 km (0.058 R)
• M15: 18,455,740 km (0.082 R)
• M16: 19,937,357 km (0.101 R)
• M17: 21,835,006 km (0.085 R)
• M18: 25,323,628 km (0.111 R)
• M19: 29,064,622 km (0.05 R)
• M20: 30,424,617 km (0.043 R)
• M21: 31,936,303 km (0.045 R)
• M22: 32,377,318 km (0.118 R)
• M23: 36,411,075 km (0.106 R)
• M24: 36,892,331 km (0.094 R)
• M25: 39,742,918 km (0.112 R)
• M26: 40,125,290 km (0.097 R)
• M27: 40,767,963 km (0.111 R)
• M28: 42,206,047 km (0.073 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 20,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit