🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.65 AU - 2.37 AU

Year: 1057 Days

Day: 12.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.2

Radius: 11.3

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.42 AU - 5.78 AU

Year: 4271 Days

Day: 12.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,866,395 km

• M1: 141,370 km (0.074 R)
• M2: 553,512 km (0.082 R)
• M3: 955,332 km (0.106 R)
• M4: 1,569,581 km (0.102 R)
• M5: 2,125,337 km (0.059 R)
• M6: 2,549,297 km (0.095 R)
• M7: 3,444,790 km (0.078 R)
• M8: 5,644,627 km (0.113 R)
• M9: 6,955,553 km (0.089 R)
• M10: 7,365,152 km (0.107 R)
• M11: 8,195,121 km (0.089 R)
• M12: 9,086,425 km (0.095 R)
• M13: 9,912,953 km (0.102 R)
• M14: 10,699,090 km (0.085 R)
• M15: 11,526,217 km (0.051 R)
• M16: 11,907,392 km (0.047 R)
• M17: 14,048,138 km (0.085 R)
• M18: 16,077,582 km (0.073 R)
• M19: 16,795,652 km (0.106 R)
• M20: 18,039,558 km (0.118 R)
• M21: 19,078,216 km (0.095 R)
• M22: 19,815,136 km (0.103 R)
• M23: 22,655,550 km (0.096 R)
• M24: 27,493,545 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135

Radius: 12.1

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.51 AU - 9.11 AU

Year: 7330 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,866,395 km

• M1: 179,667 km (0.096 R)
• M2: 608,863 km (0.075 R)
• M3: 2,043,208 km (0.072 R)
• M4: 2,459,389 km (0.097 R)
• M5: 3,173,868 km (0.073 R)
• M6: 3,658,117 km (0.067 R)
• M7: 4,170,190 km (0.091 R)
• M8: 5,213,187 km (0.061 R)
• M9: 7,170,974 km (0.065 R)
• M10: 7,614,831 km (0.077 R)
• M11: 9,691,548 km (0.029 R)
• M12: 10,474,245 km (0.061 R)
• M13: 12,210,477 km (0.078 R)
• M14: 12,661,515 km (0.117 R)
• M15: 15,605,900 km (0.066 R)
• M16: 16,030,309 km (0.099 R)
• M17: 17,748,142 km (0.081 R)
• M18: 19,280,922 km (0.097 R)
• M19: 20,142,007 km (0.063 R)
• M20: 21,286,580 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.9

Radius: 6.5

Gravity: 18.91 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 11.42 AU - 13.84 AU

Year: 16646 Days

Day: 24.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,866,395 km

• M1: 86,019 km (0.116 R)
• M2: 1,173,595 km (0.054 R)
• M3: 1,413,101 km (0.102 R)
• M4: 1,685,220 km (0.033 R)
• M5: 2,251,448 km (0.089 R)
• M6: 2,647,882 km (0.078 R)
• M7: 3,220,992 km (0.108 R)
• M8: 8,718,414 km (0.114 R)
• M9: 11,539,531 km (0.042 R)
• M10: 11,793,698 km (0.112 R)
• M11: 16,306,318 km (0.072 R)
• M12: 25,954,782 km (0.083 R)
• M13: 38,682,868 km (0.093 R)
• M14: 40,117,811 km (0.067 R)
• M15: 47,664,425 km (0.088 R)
• M16: 48,154,956 km (0.102 R)
• M17: 65,085,396 km (0.053 R)
• M18: 67,112,298 km (0.093 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 19,043 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit