🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.3

Radius: 9.6

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.46 AU - 0.72 AU

Year: 313 Days

Day: 13.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 13,590,547 km

• M1: 119,379 km (0.091 R)
• M2: 452,982 km (0.111 R)
• M3: 928,404 km (0.12 R)
• M4: 1,439,880 km (0.098 R)
• M5: 2,240,527 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.4

Radius: 9.2

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.83 AU - 0.89 AU

Year: 551 Days

Day: 10.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,590,547 km

• M1: 114,442 km (0.089 R)
• M2: 445,802 km (0.088 R)
• M3: 808,277 km (0.057 R)
• M4: 1,501,663 km (0.11 R)
• M5: 1,818,961 km (0.049 R)
• M6: 2,528,354 km (0.115 R)
• M7: 2,993,753 km (0.096 R)
• M8: 3,476,056 km (0.051 R)
• M9: 3,812,053 km (0.039 R)
• M10: 4,756,165 km (0.061 R)
• M11: 5,326,731 km (0.118 R)
• M12: 6,189,612 km (0.112 R)
• M13: 7,207,027 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.9

Radius: 14.9

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.41 AU - 1.59 AU

Year: 1268 Days

Day: 13.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,590,547 km

• M1: 185,352 km (0.088 R)
• M2: 752,328 km (0.114 R)
• M3: 1,343,239 km (0.12 R)
• M4: 1,994,140 km (0.046 R)
• M5: 3,077,976 km (0.053 R)
• M6: 3,917,071 km (0.117 R)
• M7: 4,590,411 km (0.102 R)
• M8: 5,110,562 km (0.069 R)
• M9: 5,707,458 km (0.106 R)
• M10: 7,063,862 km (0.07 R)
• M11: 7,530,757 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.6

Radius: 8.9

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.09 AU - 2.33 AU

Year: 2268 Days

Day: 13.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 13,590,547 km

• M1: 110,702 km (0.115 R)
• M2: 635,791 km (0.101 R)
• M3: 973,433 km (0.049 R)
• M4: 1,290,581 km (0.117 R)
• M5: 1,582,895 km (0.085 R)
• M6: 2,117,558 km (0.093 R)
• M7: 2,503,371 km (0.117 R)
• M8: 3,231,015 km (0.092 R)
• M9: 3,594,837 km (0.092 R)
• M10: 4,056,945 km (0.074 R)
• M11: 4,462,355 km (0.083 R)
• M12: 4,834,106 km (0.057 R)
• M13: 5,595,260 km (0.107 R)
• M14: 6,240,774 km (0.116 R)
• M15: 7,090,341 km (0.105 R)
• M16: 7,434,865 km (0.101 R)
• M17: 9,677,785 km (0.037 R)
• M18: 10,369,526 km (0.106 R)
• M19: 12,681,711 km (0.068 R)
• M20: 13,429,401 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 12,105 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit