🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.3

Radius: 14.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.51 AU - 0.77 AU

Year: 341 Days

Day: 7.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,584,000 km

• M1: 184,454 km (0.111 R)
• M2: 742,454 km (0.103 R)
• M3: 1,519,316 km (0.092 R)
• M4: 2,258,928 km (0.098 R)
• M5: 2,882,003 km (0.05 R)
• M6: 3,459,600 km (0.064 R)
• M7: 4,139,672 km (0.095 R)
• M8: 4,780,400 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236

Radius: 11.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.63 AU - 1.73 AU

Year: 1452 Days

Day: 7 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,584,000 km

• M1: 147,952 km (0.112 R)
• M2: 526,435 km (0.118 R)
• M3: 1,120,937 km (0.083 R)
• M4: 2,052,932 km (0.111 R)
• M5: 2,542,715 km (0.061 R)
• M6: 3,308,357 km (0.084 R)
• M7: 4,001,893 km (0.104 R)
• M8: 4,466,544 km (0.105 R)
• M9: 5,999,174 km (0.081 R)
• M10: 6,523,215 km (0.045 R)
• M11: 7,238,443 km (0.087 R)
• M12: 7,808,560 km (0.101 R)
• M13: 8,667,401 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.5

Radius: 8.2

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.26 AU - 3.28 AU

Year: 3074 Days

Day: 12.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,584,000 km

• M1: 102,325 km (0.093 R)
• M2: 694,284 km (0.068 R)
• M3: 1,294,770 km (0.084 R)
• M4: 1,643,183 km (0.081 R)
• M5: 2,424,084 km (0.081 R)
• M6: 3,045,513 km (0.059 R)
• M7: 3,548,461 km (0.088 R)
• M8: 4,237,360 km (0.073 R)
• M9: 4,602,079 km (0.101 R)
• M10: 5,526,145 km (0.112 R)
• M11: 7,737,202 km (0.116 R)
• M12: 8,213,521 km (0.109 R)
• M13: 9,075,504 km (0.043 R)
• M14: 10,398,099 km (0.087 R)
• M15: 10,727,065 km (0.036 R)
• M16: 11,020,726 km (0.027 R)
• M17: 13,615,052 km (0.089 R)
• M18: 15,289,650 km (0.112 R)
• M19: 16,927,298 km (0.078 R)
• M20: 22,061,946 km (0.037 R)
• M21: 23,508,707 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.9

Radius: 12.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.94 AU - 3.78 AU

Year: 4107 Days

Day: 14.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,584,000 km

• M1: 163,510 km (0.04 R)
• M2: 723,306 km (0.069 R)
• M3: 1,135,747 km (0.112 R)
• M4: 1,761,066 km (0.041 R)
• M5: 2,625,143 km (0.062 R)
• M6: 3,287,862 km (0.106 R)
• M7: 3,712,122 km (0.069 R)
• M8: 5,238,020 km (0.108 R)
• M9: 6,663,688 km (0.111 R)
• M10: 9,090,315 km (0.026 R)
• M11: 9,525,644 km (0.112 R)
• M12: 14,733,894 km (0.101 R)
• M13: 17,240,407 km (0.043 R)
• M14: 18,156,245 km (0.052 R)
• M15: 20,622,066 km (0.086 R)
• M16: 24,651,036 km (0.108 R)
• M17: 26,688,859 km (0.046 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 13,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit