🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.9

Radius: 14.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.95 AU - 1.25 AU

Year: 769 Days

Day: 9.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,696,300 km

• M1: 182,809 km (0.08 R)
• M2: 745,446 km (0.059 R)
• M3: 1,377,647 km (0.117 R)
• M4: 1,885,083 km (0.112 R)
• M5: 3,092,188 km (0.117 R)
• M6: 3,585,412 km (0.072 R)
• M7: 5,267,042 km (0.081 R)
• M8: 5,841,049 km (0.055 R)
• M9: 6,497,933 km (0.105 R)
• M10: 7,071,641 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.1

Radius: 9.4

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.43 AU - 1.91 AU

Year: 1439 Days

Day: 7.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,696,300 km

• M1: 132,993 km (0.081 R)
• M2: 626,815 km (0.112 R)
• M3: 1,017,714 km (0.102 R)
• M4: 1,329,177 km (0.116 R)
• M5: 1,678,787 km (0.114 R)
• M6: 3,229,369 km (0.107 R)
• M7: 3,662,605 km (0.098 R)
• M8: 4,073,101 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.4

Radius: 11.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.68 AU - 1.9 AU

Year: 1597 Days

Day: 8.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,696,300 km

• M1: 143,016 km (0.071 R)
• M2: 577,448 km (0.078 R)
• M3: 959,521 km (0.111 R)
• M4: 1,502,711 km (0.115 R)
• M5: 1,942,528 km (0.092 R)
• M6: 2,490,206 km (0.056 R)
• M7: 3,518,392 km (0.089 R)
• M8: 6,874,022 km (0.111 R)
• M9: 8,102,221 km (0.12 R)
• M10: 8,689,991 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 10.7

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.46 AU - 3.04 AU

Year: 3041 Days

Day: 9.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,696,300 km

• M1: 133,142 km (0.088 R)
• M2: 566,677 km (0.111 R)
• M3: 942,018 km (0.053 R)
• M4: 1,405,771 km (0.035 R)
• M5: 2,019,571 km (0.113 R)
• M6: 3,060,772 km (0.106 R)
• M7: 3,408,139 km (0.069 R)
• M8: 3,884,758 km (0.104 R)
• M9: 4,659,525 km (0.097 R)
• M10: 5,858,253 km (0.03 R)
• M11: 6,907,382 km (0.081 R)
• M12: 7,476,902 km (0.098 R)
• M13: 7,840,125 km (0.092 R)
• M14: 8,284,730 km (0.055 R)
• M15: 10,273,933 km (0.105 R)
• M16: 13,851,117 km (0.098 R)
• M17: 14,964,275 km (0.063 R)
• M18: 15,810,550 km (0.102 R)
• M19: 16,744,490 km (0.105 R)
• M20: 17,425,459 km (0.113 R)
• M21: 19,393,718 km (0.111 R)
• M22: 23,065,748 km (0.088 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 18,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit