🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.4

Radius: 12.1

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.64 AU - 0.82 AU

Year: 423 Days

Day: 14.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 9,358,472 km

• M1: 150,795 km (0.077 R)
• M2: 705,204 km (0.102 R)
• M3: 1,388,717 km (0.028 R)
• M4: 1,940,284 km (0.114 R)
• M5: 3,707,035 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.8

Radius: 11.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.87 AU - 1.23 AU

Year: 730 Days

Day: 13.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 9,358,472 km

• M1: 148,999 km (0.108 R)
• M2: 563,236 km (0.101 R)
• M3: 987,944 km (0.119 R)
• M4: 1,723,966 km (0.066 R)
• M5: 2,398,802 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.6

Radius: 10.7

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.44 AU - 1.94 AU

Year: 1490 Days

Day: 12.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 9,358,472 km

• M1: 133,142 km (0.096 R)
• M2: 488,736 km (0.098 R)
• M3: 919,578 km (0.115 R)
• M4: 1,341,893 km (0.106 R)
• M5: 1,759,869 km (0.095 R)
• M6: 2,205,372 km (0.112 R)
• M7: 2,539,125 km (0.063 R)
• M8: 2,964,581 km (0.095 R)
• M9: 3,872,042 km (0.057 R)
• M10: 4,476,716 km (0.114 R)
• M11: 5,358,147 km (0.101 R)
• M12: 6,776,335 km (0.109 R)
• M13: 7,246,820 km (0.117 R)
• M14: 8,852,155 km (0.109 R)
• M15: 9,543,447 km (0.089 R)
• M16: 10,578,215 km (0.082 R)
• M17: 11,612,535 km (0.049 R)
• M18: 12,135,379 km (0.107 R)
• M19: 12,557,096 km (0.027 R)
• M20: 13,881,486 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 12.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.64 AU - 1.92 AU

Year: 1611 Days

Day: 10.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 9,358,472 km

• M1: 160,519 km (0.053 R)
• M2: 585,975 km (0.118 R)
• M3: 1,127,669 km (0.082 R)
• M4: 1,682,378 km (0.079 R)
• M5: 2,207,466 km (0.058 R)
• M6: 3,356,079 km (0.107 R)
• M7: 3,782,881 km (0.101 R)
• M8: 4,359,581 km (0.11 R)
• M9: 5,476,928 km (0.045 R)
• M10: 6,175,699 km (0.103 R)
• M11: 7,114,725 km (0.089 R)
• M12: 9,358,544 km (0.108 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: 164 - 19,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit