🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.6

Radius: 11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.6 AU - 0.84 AU

Year: 407 Days

Day: 7.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 66,323,323 km

• M1: 136,732 km (0.083 R)
• M2: 583,432 km (0.107 R)
• M3: 1,554,023 km (0.083 R)
• M4: 2,188,168 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.7

Radius: 8.2

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.45 AU - 1.85 AU

Year: 1413 Days

Day: 6.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,323,323 km

• M1: 102,175 km (0.099 R)
• M2: 480,209 km (0.107 R)
• M3: 1,030,430 km (0.117 R)
• M4: 1,477,129 km (0.049 R)
• M5: 2,189,365 km (0.104 R)
• M6: 3,014,547 km (0.062 R)
• M7: 3,848,854 km (0.071 R)
• M8: 4,790,573 km (0.108 R)
• M9: 5,083,036 km (0.108 R)
• M10: 7,872,738 km (0.099 R)
• M11: 11,374,973 km (0.12 R)
• M12: 11,791,603 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.4

Radius: 8.5

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.76 AU - 2.86 AU

Year: 2341 Days

Day: 11.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,323,323 km

• M1: 105,766 km (0.09 R)
• M2: 459,265 km (0.086 R)
• M3: 751,131 km (0.048 R)
• M4: 1,874,611 km (0.111 R)
• M5: 6,758,682 km (0.101 R)
• M6: 10,442,679 km (0.089 R)
• M7: 11,638,415 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.8

Radius: 4.9

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 8.09 AU - 12.27 AU

Year: 21660 Days

Day: 17.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,323,323 km

• M1: 61,784 km (0.118 R)
• M2: 235,018 km (0.097 R)
• M3: 583,132 km (0.028 R)
• M4: 988,393 km (0.069 R)
• M5: 1,239,119 km (0.09 R)
• M6: 2,901,899 km (0.083 R)
• M7: 3,256,746 km (0.105 R)
• M8: 4,397,878 km (0.067 R)
• M9: 4,797,005 km (0.073 R)
• M10: 5,040,700 km (0.091 R)
• M11: 5,403,176 km (0.108 R)
• M12: 5,590,772 km (0.079 R)
• M13: 5,860,796 km (0.112 R)
• M14: 6,468,612 km (0.076 R)
• M15: 7,856,581 km (0.116 R)
• M16: 8,799,048 km (0.098 R)
• M17: 10,379,399 km (0.117 R)
• M18: 12,012,111 km (0.103 R)
• M19: 13,808,631 km (0.047 R)
• M20: 15,101,307 km (0.111 R)
• M21: 16,160,759 km (0.086 R)
• M22: 16,867,459 km (0.05 R)
• M23: 18,938,492 km (0.119 R)
• M24: 22,209,449 km (0.028 R)
• M25: 22,498,024 km (0.081 R)
• M26: 23,279,523 km (0.063 R)
• M27: 24,180,102 km (0.104 R)
• M28: 30,548,184 km (0.11 R)
• M29: 33,480,901 km (0.067 R)
• M30: 40,610,885 km (0.084 R)
• M31: 42,502,251 km (0.087 R)
• M32: 47,406,518 km (0.118 R)
• M33: 52,334,571 km (0.119 R)
• M34: 63,001,049 km (0.028 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 15,624 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit