🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 11.8

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.5 AU - 0.6 AU

Year: 277 Days

Day: 5.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 8,929,554 km

• M1: 146,756 km (0.113 R)
• M2: 746,793 km (0.1 R)
• M3: 1,198,129 km (0.079 R)
• M4: 1,987,707 km (0.108 R)
• M5: 2,472,554 km (0.109 R)
• M6: 3,015,444 km (0.105 R)
• M7: 4,328,764 km (0.105 R)
• M8: 4,762,448 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.6

Radius: 11.2

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.54 AU - 0.9 AU

Year: 414 Days

Day: 5.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 8,929,554 km

• M1: 140,323 km (0.051 R)
• M2: 513,569 km (0.073 R)
• M3: 1,084,285 km (0.087 R)
• M4: 1,584,092 km (0.05 R)
• M5: 2,040,515 km (0.082 R)
• M6: 2,516,386 km (0.12 R)
• M7: 3,114,328 km (0.067 R)
• M8: 3,500,141 km (0.112 R)
• M9: 3,895,080 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.7

Radius: 8.9

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.76 AU - 1.2 AU

Year: 658 Days

Day: 5.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 8,929,554 km

• M1: 110,702 km (0.113 R)
• M2: 397,332 km (0.11 R)
• M3: 890,706 km (0.038 R)
• M4: 1,426,266 km (0.073 R)
• M5: 1,863,092 km (0.103 R)
• M6: 2,370,827 km (0.106 R)
• M7: 3,519,739 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 11

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.76 AU - 1.2 AU

Year: 658 Days

Day: 11 Hours

Environment

Temp: -176 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 8,929,554 km

• M1: 137,331 km (0.102 R)
• M2: 646,412 km (0.087 R)
• M3: 1,148,463 km (0.071 R)
• M4: 1,670,709 km (0.091 R)
• M5: 2,610,632 km (0.106 R)
• M6: 3,074,087 km (0.096 R)
• M7: 3,564,917 km (0.097 R)
• M8: 3,915,874 km (0.115 R)
• M9: 4,493,920 km (0.115 R)
• M10: 4,921,620 km (0.085 R)
• M11: 5,840,301 km (0.118 R)
• M12: 6,290,291 km (0.088 R)
• M13: 6,679,545 km (0.105 R)
• M14: 7,711,920 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.8

Radius: 11.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.56 AU - 2.48 AU

Year: 1947 Days

Day: 9.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 8,929,554 km

• M1: 139,425 km (0.108 R)
• M2: 591,809 km (0.049 R)
• M3: 950,994 km (0.111 R)
• M4: 1,767,200 km (0.069 R)
• M5: 2,194,002 km (0.047 R)
• M6: 3,167,286 km (0.077 R)
• M7: 3,774,055 km (0.115 R)
• M8: 5,256,869 km (0.089 R)
• M9: 5,749,944 km (0.069 R)
• M10: 6,504,815 km (0.084 R)
• M11: 7,186,981 km (0.073 R)
• M12: 8,261,542 km (0.092 R)
• M13: 8,824,479 km (0.081 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 12,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit