🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 10.1

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.55 AU - 0.81 AU

Year: 380 Days

Day: 6.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 58.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,762,352 km

• M1: 125,662 km (0.062 R)
• M2: 526,136 km (0.098 R)
• M3: 930,948 km (0.119 R)
• M4: 1,332,169 km (0.117 R)
• M5: 1,727,855 km (0.038 R)
• M6: 2,149,871 km (0.085 R)
• M7: 2,561,564 km (0.034 R)
• M8: 3,003,776 km (0.095 R)
• M9: 3,318,679 km (0.106 R)
• M10: 3,643,307 km (0.05 R)
• M11: 4,177,371 km (0.078 R)
• M12: 5,402,129 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.7

Radius: 9.6

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.4 AU - 1.82 AU

Year: 1386 Days

Day: 13.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,762,352 km

• M1: 119,529 km (0.095 R)
• M2: 465,100 km (0.072 R)
• M3: 881,431 km (0.081 R)
• M4: 1,331,720 km (0.107 R)
• M5: 2,278,824 km (0.106 R)
• M6: 2,679,298 km (0.116 R)
• M7: 3,368,346 km (0.08 R)
• M8: 4,532,815 km (0.092 R)
• M9: 5,225,603 km (0.057 R)
• M10: 5,686,065 km (0.12 R)
• M11: 6,090,279 km (0.093 R)
• M12: 7,139,259 km (0.099 R)
• M13: 7,779,837 km (0.075 R)
• M14: 8,510,174 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.2

Radius: 12.9

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.5 AU - 2.82 AU

Year: 2942 Days

Day: 10.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,762,352 km

• M1: 160,369 km (0.082 R)
• M2: 736,919 km (0.108 R)
• M3: 1,577,210 km (0.074 R)
• M4: 2,196,845 km (0.113 R)
• M5: 4,263,091 km (0.093 R)
• M6: 4,915,038 km (0.079 R)
• M7: 6,142,339 km (0.057 R)
• M8: 8,059,136 km (0.048 R)
• M9: 9,531,628 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.2

Radius: 10

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.51 AU - 5.03 AU

Year: 7066 Days

Day: 8.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,762,352 km

• M1: 130,150 km (0.06 R)
• M2: 578,345 km (0.032 R)
• M3: 1,230,592 km (0.114 R)
• M4: 1,675,496 km (0.091 R)
• M5: 3,203,938 km (0.092 R)
• M6: 3,667,242 km (0.094 R)
• M7: 6,856,220 km (0.083 R)
• M8: 7,376,521 km (0.071 R)
• M9: 8,340,530 km (0.067 R)
• M10: 9,055,758 km (0.118 R)
• M11: 9,386,518 km (0.045 R)
• M12: 12,180,857 km (0.096 R)
• M13: 15,196,002 km (0.092 R)
• M14: 16,628,701 km (0.118 R)
• M15: 19,348,989 km (0.068 R)
• M16: 21,684,810 km (0.106 R)
• M17: 24,281,679 km (0.102 R)
• M18: 24,921,509 km (0.048 R)
• M19: 26,068,327 km (0.067 R)
• M20: 29,993,027 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 18,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit