🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 10.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.86 AU - 1 AU

Year: 570 Days

Day: 15 Hours

Environment

Temp: -162 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,881,631 km

• M1: 129,402 km (0.097 R)
• M2: 648,656 km (0.07 R)
• M3: 992,133 km (0.103 R)
• M4: 1,874,761 km (0.095 R)
• M5: 2,777,733 km (0.119 R)
• M6: 3,112,533 km (0.077 R)
• M7: 3,441,349 km (0.073 R)
• M8: 3,805,171 km (0.088 R)
• M9: 4,258,154 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 9.6

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.74 AU - 1.14 AU

Year: 579 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 18,881,631 km

• M1: 119,529 km (0.079 R)
• M2: 683,662 km (0.082 R)
• M3: 995,723 km (0.046 R)
• M4: 1,399,338 km (0.119 R)
• M5: 2,141,793 km (0.098 R)
• M6: 2,485,718 km (0.066 R)
• M7: 2,793,591 km (0.074 R)
• M8: 3,172,073 km (0.096 R)
• M9: 4,417,775 km (0.114 R)
• M10: 5,214,383 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.8

Radius: 9

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.22 AU - 3.3 AU

Year: 2915 Days

Day: 13 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 18,881,631 km

• M1: 111,899 km (0.045 R)
• M2: 461,958 km (0.114 R)
• M3: 763,248 km (0.08 R)
• M4: 1,168,659 km (0.092 R)
• M5: 1,455,438 km (0.071 R)
• M6: 1,779,167 km (0.112 R)
• M7: 2,277,628 km (0.091 R)
• M8: 3,148,736 km (0.057 R)
• M9: 3,466,631 km (0.081 R)
• M10: 4,031,812 km (0.09 R)
• M11: 4,367,061 km (0.109 R)
• M12: 4,720,860 km (0.064 R)
• M13: 5,161,725 km (0.112 R)
• M14: 5,824,743 km (0.037 R)
• M15: 8,063,924 km (0.11 R)
• M16: 10,090,526 km (0.061 R)
• M17: 12,600,479 km (0.079 R)
• M18: 13,276,811 km (0.05 R)
• M19: 14,933,757 km (0.048 R)
• M20: 15,499,536 km (0.101 R)
• M21: 16,774,409 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.6

Radius: 14.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.82 AU - 3.8 AU

Year: 3829 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,881,631 km

• M1: 185,352 km (0.086 R)
• M2: 1,000,660 km (0.072 R)
• M3: 1,531,284 km (0.115 R)
• M4: 3,451,073 km (0.047 R)
• M5: 4,203,551 km (0.052 R)
• M6: 4,749,882 km (0.12 R)
• M7: 10,992,003 km (0.118 R)
• M8: 13,188,698 km (0.097 R)
• M9: 14,414,054 km (0.066 R)
• M10: 16,778,299 km (0.117 R)
• M11: 17,944,265 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 15,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit