🌌 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: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.6

Radius: 12.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.54 AU - 0.76 AU

Year: 355 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,209,800 km

• M1: 154,235 km (0.064 R)
• M2: 568,921 km (0.119 R)
• M3: 962,064 km (0.086 R)
• M4: 1,442,871 km (0.084 R)
• M5: 2,174,854 km (0.058 R)
• M6: 2,834,281 km (0.115 R)
• M7: 3,324,663 km (0.044 R)
• M8: 3,987,830 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.4

Radius: 14.5

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.88 AU - 1.38 AU

Year: 815 Days

Day: 6.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,209,800 km

• M1: 180,565 km (0.11 R)
• M2: 678,726 km (0.09 R)
• M3: 1,281,007 km (0.111 R)
• M4: 1,791,285 km (0.103 R)
• M5: 2,258,479 km (0.101 R)
• M6: 3,091,739 km (0.093 R)
• M7: 3,902,260 km (0.109 R)
• M8: 4,817,351 km (0.117 R)
• M9: 5,552,923 km (0.082 R)
• M10: 6,182,431 km (0.086 R)
• M11: 7,052,492 km (0.099 R)
• M12: 7,769,066 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.7

Radius: 8.9

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.08 AU - 1.32 AU

Year: 892 Days

Day: 11 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,209,800 km

• M1: 115,490 km (0.081 R)
• M2: 871,258 km (0.076 R)
• M3: 1,264,700 km (0.045 R)
• M4: 1,878,201 km (0.061 R)
• M5: 2,158,697 km (0.041 R)
• M6: 2,668,527 km (0.114 R)
• M7: 3,361,015 km (0.04 R)
• M8: 3,801,282 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.8

Radius: 13.1

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.55 AU - 3.49 AU

Year: 3560 Days

Day: 14 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,209,800 km

• M1: 169,195 km (0.101 R)
• M2: 587,321 km (0.053 R)
• M3: 1,140,983 km (0.064 R)
• M4: 1,627,475 km (0.119 R)
• M5: 2,145,233 km (0.093 R)
• M6: 2,869,437 km (0.093 R)
• M7: 3,596,034 km (0.089 R)
• M8: 5,728,402 km (0.082 R)
• M9: 6,588,141 km (0.102 R)
• M10: 7,064,610 km (0.093 R)
• M11: 8,845,722 km (0.06 R)
• M12: 9,917,591 km (0.115 R)
• M13: 12,274,505 km (0.098 R)
• M14: 13,276,961 km (0.035 R)
• M15: 13,798,309 km (0.12 R)
• M16: 18,946,271 km (0.078 R)
• M17: 20,976,913 km (0.076 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 13,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit