🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.8

Radius: 11.3

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.56 AU - 0.84 AU

Year: 404 Days

Day: 7.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,983,363 km

• M1: 140,772 km (0.049 R)
• M2: 584,778 km (0.091 R)
• M3: 1,033,572 km (0.09 R)
• M4: 1,433,148 km (0.094 R)
• M5: 1,846,636 km (0.076 R)
• M6: 2,228,260 km (0.064 R)
• M7: 3,683,100 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.8

Radius: 10.8

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.53 AU - 1.79 AU

Year: 1476 Days

Day: 14.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,983,363 km

• M1: 134,638 km (0.085 R)
• M2: 539,600 km (0.046 R)
• M3: 1,348,326 km (0.053 R)
• M4: 1,756,129 km (0.065 R)
• M5: 2,175,901 km (0.096 R)
• M6: 3,553,099 km (0.065 R)
• M7: 4,014,010 km (0.119 R)
• M8: 4,631,550 km (0.104 R)
• M9: 5,664,075 km (0.118 R)
• M10: 6,079,657 km (0.075 R)
• M11: 6,741,628 km (0.109 R)
• M12: 7,532,552 km (0.1 R)
• M13: 7,922,404 km (0.04 R)
• M14: 8,296,399 km (0.08 R)
• M15: 9,489,891 km (0.069 R)
• M16: 12,290,662 km (0.12 R)
• M17: 13,108,663 km (0.089 R)
• M18: 14,004,006 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.4

Radius: 9.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.96 AU - 2.34 AU

Year: 2176 Days

Day: 12.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,983,363 km

• M1: 122,371 km (0.117 R)
• M2: 468,541 km (0.082 R)
• M3: 908,657 km (0.069 R)
• M4: 1,329,476 km (0.118 R)
• M5: 3,206,032 km (0.082 R)
• M6: 3,525,274 km (0.045 R)
• M7: 3,999,349 km (0.12 R)
• M8: 4,306,923 km (0.114 R)
• M9: 7,718,353 km (0.066 R)
• M10: 8,197,515 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.4

Radius: 14.4

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.35 AU - 2.91 AU

Year: 2944 Days

Day: 9.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,983,363 km

• M1: 179,069 km (0.041 R)
• M2: 809,923 km (0.07 R)
• M3: 1,852,919 km (0.106 R)
• M4: 2,590,437 km (0.101 R)
• M5: 3,352,339 km (0.062 R)
• M6: 3,906,599 km (0.082 R)
• M7: 4,888,858 km (0.114 R)
• M8: 5,451,496 km (0.087 R)
• M9: 6,334,423 km (0.106 R)
• M10: 7,187,430 km (0.11 R)
• M11: 7,884,556 km (0.099 R)
• M12: 11,134,869 km (0.053 R)
• M13: 12,069,855 km (0.117 R)
• M14: 12,827,569 km (0.055 R)
• M15: 13,475,327 km (0.037 R)
• M16: 14,340,153 km (0.09 R)
• M17: 18,347,281 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 18,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit