🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.3

Radius: 12.2

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.53 AU - 0.79 AU

Year: 370 Days

Day: 14.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 43,775,363 km

• M1: 151,692 km (0.05 R)
• M2: 783,743 km (0.074 R)
• M3: 1,309,729 km (0.09 R)
• M4: 2,615,270 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.3

Radius: 12.1

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1 AU - 1.42 AU

Year: 919 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,775,363 km

• M1: 150,495 km (0.066 R)
• M2: 527,183 km (0.093 R)
• M3: 925,113 km (0.092 R)
• M4: 1,358,498 km (0.06 R)
• M5: 1,854,266 km (0.034 R)
• M6: 2,358,410 km (0.113 R)
• M7: 2,801,968 km (0.082 R)
• M8: 3,587,357 km (0.107 R)
• M9: 4,194,425 km (0.094 R)
• M10: 4,796,706 km (0.028 R)
• M11: 5,300,103 km (0.078 R)
• M12: 5,984,064 km (0.096 R)
• M13: 6,457,392 km (0.072 R)
• M14: 7,262,229 km (0.079 R)
• M15: 8,055,397 km (0.117 R)
• M16: 9,043,490 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.5

Radius: 8.6

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.95 AU - 3.01 AU

Year: 3551 Days

Day: 12 Hours

Environment

Temp: -205 °C

Axial Tilt: 118.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,775,363 km

• M1: 107,112 km (0.108 R)
• M2: 425,756 km (0.092 R)
• M3: 841,039 km (0.109 R)
• M4: 1,316,760 km (0.078 R)
• M5: 1,663,678 km (0.055 R)
• M6: 2,404,487 km (0.035 R)
• M7: 3,810,856 km (0.109 R)
• M8: 4,090,155 km (0.046 R)
• M9: 5,347,525 km (0.073 R)
• M10: 6,417,150 km (0.07 R)
• M11: 7,002,676 km (0.086 R)
• M12: 8,138,573 km (0.062 R)
• M13: 9,162,720 km (0.057 R)
• M14: 9,431,697 km (0.064 R)
• M15: 9,905,174 km (0.108 R)
• M16: 10,188,513 km (0.093 R)
• M17: 10,899,402 km (0.081 R)
• M18: 12,095,885 km (0.091 R)
• M19: 12,419,914 km (0.086 R)
• M20: 14,905,633 km (0.078 R)
• M21: 16,377,077 km (0.1 R)
• M22: 20,508,372 km (0.031 R)
• M23: 22,394,652 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.5

Radius: 6.6

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.9 AU - 9.16 AU

Year: 15707 Days

Day: 16.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,775,363 km

• M1: 82,428 km (0.096 R)
• M2: 411,095 km (0.076 R)
• M3: 634,744 km (0.108 R)
• M4: 1,147,715 km (0.11 R)
• M5: 4,944,509 km (0.089 R)
• M6: 5,159,930 km (0.08 R)
• M7: 6,120,049 km (0.069 R)
• M8: 6,623,895 km (0.104 R)
• M9: 7,796,443 km (0.094 R)
• M10: 8,607,113 km (0.059 R)
• M11: 9,010,280 km (0.09 R)
• M12: 10,245,509 km (0.081 R)
• M13: 12,586,716 km (0.117 R)
• M14: 21,298,997 km (0.113 R)
• M15: 21,706,501 km (0.109 R)
• M16: 23,045,402 km (0.115 R)
• M17: 25,794,712 km (0.084 R)
• M18: 30,884,480 km (0.072 R)
• M19: 34,105,472 km (0.099 R)
• M20: 39,836,567 km (0.102 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 15,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit