🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.2

Radius: 13.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.74 AU - 0.76 AU

Year: 426 Days

Day: 10.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,879,038 km

• M1: 168,148 km (0.095 R)
• M2: 694,583 km (0.041 R)
• M3: 1,117,197 km (0.099 R)
• M4: 1,589,328 km (0.07 R)
• M5: 2,143,289 km (0.063 R)
• M6: 2,594,177 km (0.056 R)
• M7: 3,050,301 km (0.06 R)
• M8: 3,549,658 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.9

Radius: 9.1

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.18 AU - 1.66 AU

Year: 1110 Days

Day: 14.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,879,038 km

• M1: 113,246 km (0.113 R)
• M2: 400,473 km (0.111 R)
• M3: 939,475 km (0.109 R)
• M4: 1,342,491 km (0.12 R)
• M5: 1,858,903 km (0.081 R)
• M6: 2,143,289 km (0.1 R)
• M7: 2,876,767 km (0.072 R)
• M8: 3,329,899 km (0.115 R)
• M9: 3,707,933 km (0.059 R)
• M10: 4,066,070 km (0.084 R)
• M11: 4,464,449 km (0.114 R)
• M12: 4,816,154 km (0.03 R)
• M13: 5,378,492 km (0.052 R)
• M14: 6,152,811 km (0.102 R)
• M15: 6,522,467 km (0.074 R)
• M16: 6,929,972 km (0.1 R)
• M17: 7,921,955 km (0.119 R)
• M18: 8,465,444 km (0.089 R)
• M19: 9,655,495 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.3

Radius: 12.4

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.32 AU - 1.78 AU

Year: 1266 Days

Day: 13.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,879,038 km

• M1: 154,235 km (0.088 R)
• M2: 598,391 km (0.081 R)
• M3: 1,029,832 km (0.091 R)
• M4: 1,638,246 km (0.061 R)
• M5: 2,249,054 km (0.106 R)
• M6: 2,961,140 km (0.113 R)
• M7: 3,402,903 km (0.114 R)
• M8: 4,253,217 km (0.118 R)
• M9: 4,640,676 km (0.075 R)
• M10: 5,223,060 km (0.098 R)
• M11: 5,631,911 km (0.09 R)
• M12: 6,595,321 km (0.098 R)
• M13: 7,116,820 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.1

Radius: 13.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.77 AU - 3.29 AU

Year: 3460 Days

Day: 12.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,879,038 km

• M1: 171,589 km (0.047 R)
• M2: 652,546 km (0.104 R)
• M3: 1,837,361 km (0.073 R)
• M4: 2,408,077 km (0.108 R)
• M5: 3,096,227 km (0.066 R)
• M6: 6,232,696 km (0.036 R)
• M7: 6,801,467 km (0.11 R)
• M8: 7,503,380 km (0.101 R)
• M9: 8,217,860 km (0.105 R)
• M10: 11,628,093 km (0.072 R)
• M11: 19,726,424 km (0.114 R)
• M12: 21,355,096 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 14,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit