🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.7

Radius: 10.4

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.99 AU - 1.39 AU

Year: 852 Days

Day: 5.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,229,554 km

• M1: 130,150 km (0.097 R)
• M2: 606,769 km (0.034 R)
• M3: 971,339 km (0.069 R)
• M4: 1,364,183 km (0.084 R)
• M5: 1,711,699 km (0.094 R)
• M6: 2,071,482 km (0.088 R)
• M7: 2,701,887 km (0.077 R)
• M8: 3,232,660 km (0.038 R)
• M9: 3,578,082 km (0.056 R)
• M10: 4,328,465 km (0.11 R)
• M11: 5,004,946 km (0.117 R)
• M12: 5,580,898 km (0.059 R)
• M13: 6,240,625 km (0.102 R)
• M14: 7,170,675 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.8

Radius: 12

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.34 AU - 2.12 AU

Year: 1493 Days

Day: 9.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,229,554 km

• M1: 151,692 km (0.1 R)
• M2: 528,230 km (0.051 R)
• M3: 963,111 km (0.052 R)
• M4: 1,459,327 km (0.118 R)
• M5: 2,838,320 km (0.119 R)
• M6: 3,371,637 km (0.084 R)
• M7: 3,917,071 km (0.096 R)
• M8: 6,380,050 km (0.119 R)
• M9: 6,975,150 km (0.083 R)
• M10: 8,549,219 km (0.079 R)
• M11: 9,176,633 km (0.044 R)
• M12: 12,865,866 km (0.117 R)
• M13: 13,774,822 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.9

Radius: 11.6

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.02 AU - 4.1 AU

Year: 4406 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,229,554 km

• M1: 144,212 km (0.099 R)
• M2: 628,012 km (0.102 R)
• M3: 1,197,381 km (0.055 R)
• M4: 1,678,638 km (0.106 R)
• M5: 2,056,672 km (0.031 R)
• M6: 2,522,370 km (0.087 R)
• M7: 3,006,319 km (0.058 R)
• M8: 4,271,019 km (0.095 R)
• M9: 5,568,482 km (0.074 R)
• M10: 6,928,326 km (0.054 R)
• M11: 8,359,230 km (0.063 R)
• M12: 8,853,352 km (0.092 R)
• M13: 9,669,408 km (0.116 R)
• M14: 11,451,119 km (0.12 R)
• M15: 12,465,093 km (0.108 R)
• M16: 13,346,972 km (0.073 R)
• M17: 13,974,087 km (0.026 R)
• M18: 16,081,173 km (0.077 R)
• M19: 18,747,904 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.2

Radius: 14.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.18 AU - 6.14 AU

Year: 8834 Days

Day: 7.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,229,554 km

• M1: 187,446 km (0.099 R)
• M2: 666,907 km (0.093 R)
• M3: 1,425,069 km (0.092 R)
• M4: 1,922,033 km (0.112 R)
• M5: 2,603,003 km (0.109 R)
• M6: 3,340,072 km (0.103 R)
• M7: 3,891,639 km (0.117 R)
• M8: 5,715,985 km (0.106 R)
• M9: 6,446,471 km (0.034 R)
• M10: 6,900,800 km (0.108 R)
• M11: 8,020,690 km (0.062 R)
• M12: 9,754,380 km (0.057 R)
• M13: 10,754,591 km (0.106 R)
• M14: 11,869,993 km (0.04 R)
• M15: 14,827,692 km (0.088 R)
• M16: 15,450,468 km (0.111 R)
• M17: 19,226,767 km (0.096 R)
• M18: 20,588,257 km (0.105 R)
• M19: 26,188,603 km (0.039 R)
• M20: 27,016,029 km (0.092 R)
• M21: 29,160,664 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 17,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit