🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.8

Radius: 14.9

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.91 AU - 1.15 AU

Year: 665 Days

Day: 13.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,453,314 km

• M1: 185,352 km (0.1 R)
• M2: 679,773 km (0.11 R)
• M3: 1,178,981 km (0.114 R)
• M4: 1,883,587 km (0.046 R)
• M5: 2,714,154 km (0.093 R)
• M6: 3,993,216 km (0.085 R)
• M7: 5,774,777 km (0.073 R)
• M8: 6,298,519 km (0.115 R)
• M9: 8,040,138 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.5

Radius: 12.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.69 AU - 2.45 AU

Year: 1894 Days

Day: 10.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,453,314 km

• M1: 160,369 km (0.079 R)
• M2: 585,376 km (0.092 R)
• M3: 1,073,215 km (0.118 R)
• M4: 1,718,132 km (0.047 R)
• M5: 2,431,414 km (0.064 R)
• M6: 3,134,674 km (0.1 R)
• M7: 4,131,893 km (0.102 R)
• M8: 5,094,705 km (0.065 R)
• M9: 5,846,883 km (0.097 R)
• M10: 6,274,434 km (0.03 R)
• M11: 8,523,937 km (0.092 R)
• M12: 9,296,012 km (0.105 R)
• M13: 10,013,483 km (0.118 R)
• M14: 10,979,586 km (0.082 R)
• M15: 13,749,690 km (0.092 R)
• M16: 14,295,423 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342

Radius: 11

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.14 AU - 6.14 AU

Year: 7409 Days

Day: 10.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,453,314 km

• M1: 137,032 km (0.064 R)
• M2: 570,716 km (0.082 R)
• M3: 999,164 km (0.093 R)
• M4: 1,355,207 km (0.072 R)
• M5: 2,567,249 km (0.119 R)
• M6: 5,580,749 km (0.034 R)
• M7: 7,814,544 km (0.115 R)
• M8: 8,847,966 km (0.118 R)
• M9: 9,211,938 km (0.094 R)
• M10: 10,364,739 km (0.087 R)
• M11: 11,045,260 km (0.093 R)
• M12: 12,698,466 km (0.099 R)
• M13: 14,510,694 km (0.1 R)
• M14: 18,707,812 km (0.109 R)
• M15: 19,648,484 km (0.045 R)
• M16: 23,190,213 km (0.108 R)
• M17: 26,380,537 km (0.111 R)
• M18: 27,734,697 km (0.051 R)
• M19: 28,868,799 km (0.081 R)
• M20: 29,852,255 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.1

Radius: 4.5

Gravity: 17.29 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.26 AU - 8.32 AU

Year: 11250 Days

Day: 20.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,453,314 km

• M1: 55,950 km (0.107 R)
• M2: 201,359 km (0.075 R)
• M3: 428,448 km (0.072 R)
• M4: 628,311 km (0.055 R)
• M5: 1,265,448 km (0.091 R)
• M6: 1,987,408 km (0.107 R)
• M7: 3,534,549 km (0.116 R)
• M8: 3,878,774 km (0.114 R)
• M9: 5,292,922 km (0.091 R)
• M10: 6,184,226 km (0.078 R)
• M11: 6,466,518 km (0.091 R)
• M12: 7,325,957 km (0.081 R)
• M13: 9,087,472 km (0.118 R)
• M14: 10,506,109 km (0.111 R)
• M15: 10,655,707 km (0.094 R)
• M16: 16,763,189 km (0.088 R)
• M17: 21,251,425 km (0.108 R)
• M18: 23,132,618 km (0.109 R)
• M19: 24,156,765 km (0.056 R)
• M20: 25,210,832 km (0.086 R)
• M21: 25,389,451 km (0.082 R)
• M22: 27,222,325 km (0.089 R)
• M23: 29,635,039 km (0.079 R)
• M24: 41,081,819 km (0.09 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: 220 - 15,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit