🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 8.2

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.7 AU - 0.86 AU

Year: 467 Days

Day: 12.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,552,667 km

• M1: 102,026 km (0.025 R)
• M2: 373,995 km (0.118 R)
• M3: 635,641 km (0.068 R)
• M4: 986,000 km (0.115 R)
• M5: 1,281,904 km (0.117 R)
• M6: 1,567,486 km (0.106 R)
• M7: 2,050,239 km (0.093 R)
• M8: 3,105,652 km (0.116 R)
• M9: 3,810,557 km (0.087 R)
• M10: 4,269,523 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.2

Radius: 8

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.22 AU - 1.72 AU

Year: 1209 Days

Day: 12.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,552,667 km

• M1: 99,931 km (0.064 R)
• M2: 411,843 km (0.07 R)
• M3: 697,276 km (0.118 R)
• M4: 1,410,558 km (0.107 R)
• M5: 1,762,712 km (0.114 R)
• M6: 2,912,820 km (0.066 R)
• M7: 3,459,900 km (0.116 R)
• M8: 4,250,076 km (0.073 R)
• M9: 5,792,878 km (0.092 R)
• M10: 6,141,441 km (0.084 R)
• M11: 6,395,758 km (0.073 R)
• M12: 7,178,304 km (0.11 R)
• M13: 7,436,959 km (0.097 R)
• M14: 8,225,041 km (0.075 R)
• M15: 8,665,756 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 11.8

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.75 AU - 2.71 AU

Year: 2259 Days

Day: 8.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 143.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,552,667 km

• M1: 147,204 km (0.043 R)
• M2: 576,700 km (0.111 R)
• M3: 1,014,274 km (0.078 R)
• M4: 1,462,918 km (0.116 R)
• M5: 1,860,549 km (0.073 R)
• M6: 2,305,154 km (0.112 R)
• M7: 2,688,573 km (0.084 R)
• M8: 3,195,560 km (0.096 R)
• M9: 4,423,459 km (0.109 R)
• M10: 4,999,112 km (0.034 R)
• M11: 6,069,485 km (0.098 R)
• M12: 6,458,589 km (0.048 R)
• M13: 8,855,895 km (0.09 R)
• M14: 9,323,538 km (0.078 R)
• M15: 9,807,636 km (0.108 R)
• M16: 10,977,342 km (0.097 R)
• M17: 11,714,710 km (0.091 R)
• M18: 12,526,279 km (0.118 R)
• M19: 16,850,854 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.5

Radius: 10.8

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.67 AU - 3.03 AU

Year: 3263 Days

Day: 12.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,552,667 km

• M1: 134,339 km (0.085 R)
• M2: 645,814 km (0.066 R)
• M3: 1,006,943 km (0.079 R)
• M4: 1,677,142 km (0.069 R)
• M5: 2,113,220 km (0.102 R)
• M6: 2,841,312 km (0.095 R)
• M7: 3,311,648 km (0.026 R)
• M8: 4,317,395 km (0.108 R)
• M9: 4,916,384 km (0.072 R)
• M10: 5,328,227 km (0.053 R)
• M11: 6,192,155 km (0.102 R)
• M12: 6,642,594 km (0.075 R)
• M13: 7,277,188 km (0.096 R)
• M14: 7,779,239 km (0.105 R)
• M15: 8,340,081 km (0.12 R)
• M16: 9,464,459 km (0.107 R)
• M17: 10,144,830 km (0.075 R)
• M18: 11,292,395 km (0.098 R)
• M19: 12,289,615 km (0.068 R)
• M20: 14,200,578 km (0.084 R)
• M21: 16,585,467 km (0.045 R)
• M22: 20,056,587 km (0.113 R)
• M23: 20,911,239 km (0.107 R)
• M24: 23,548,799 km (0.045 R)
• M25: 24,722,993 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 18,923 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit