🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.77 AU - 0.99 AU

Year: 294 Days

Day: 22.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.83 AU - 1.11 AU

Year: 341 Days

Day: 14.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.08 AU - 3.04 AU

Year: 1460 Days

Day: 33.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.05 AU - 3.59 AU

Year: 2156 Days

Day: 40.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,112,837 km

• M1: 36,651 km (0.116 R)
• M2: 130,300 km (0.064 R)

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.6

Radius: 13.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6 AU - 6.44 AU

Year: 5529 Days

Day: 11.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,112,837 km

• M1: 173,085 km (0.043 R)
• M2: 855,101 km (0.059 R)
• M3: 1,339,799 km (0.118 R)
• M4: 1,781,711 km (0.111 R)
• M5: 2,220,780 km (0.118 R)
• M6: 2,733,153 km (0.096 R)
• M7: 3,580,625 km (0.093 R)
• M8: 4,621,228 km (0.092 R)
• M9: 6,026,700 km (0.083 R)
• M10: 6,812,986 km (0.116 R)
• M11: 7,396,568 km (0.101 R)
• M12: 8,013,509 km (0.095 R)
• M13: 10,745,765 km (0.082 R)
• M14: 11,811,201 km (0.12 R)
• M15: 12,751,722 km (0.038 R)
• M16: 14,835,920 km (0.1 R)
• M17: 16,099,872 km (0.119 R)
• M18: 16,671,336 km (0.088 R)
• M19: 17,494,125 km (0.05 R)
• M20: 22,300,704 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228

Radius: 5.9

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 11.45 AU - 15.39 AU

Year: 17524 Days

Day: 17.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,112,837 km

• M1: 73,303 km (0.105 R)
• M2: 373,695 km (0.1 R)
• M3: 756,666 km (0.049 R)
• M4: 1,143,077 km (0.078 R)
• M5: 1,349,223 km (0.084 R)
• M6: 2,001,919 km (0.046 R)
• M7: 2,615,719 km (0.11 R)
• M8: 2,933,165 km (0.113 R)
• M9: 3,519,140 km (0.084 R)
• M10: 4,495,865 km (0.092 R)
• M11: 4,827,374 km (0.029 R)
• M12: 5,142,876 km (0.045 R)
• M13: 8,007,076 km (0.077 R)
• M14: 9,577,405 km (0.102 R)
• M15: 11,563,167 km (0.097 R)
• M16: 12,128,199 km (0.059 R)
• M17: 12,534,506 km (0.083 R)
• M18: 18,521,264 km (0.111 R)
• M19: 19,451,314 km (0.045 R)
• M20: 19,847,748 km (0.1 R)
• M21: 20,330,799 km (0.109 R)
• M22: 20,575,093 km (0.106 R)
• M23: 22,775,977 km (0.085 R)
• M24: 30,737,575 km (0.102 R)
• M25: 34,635,946 km (0.069 R)
• M26: 38,353,154 km (0.116 R)
• M27: 38,976,678 km (0.078 R)
• M28: 43,801,808 km (0.102 R)
• M29: 44,757,289 km (0.09 R)
• M30: 47,278,013 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.6

Radius: 7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 16.76 AU - 23.34 AU

Year: 32001 Days

Day: 17.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,112,837 km

• M1: 87,365 km (0.115 R)
• M2: 356,492 km (0.084 R)
• M3: 820,395 km (0.097 R)
• M4: 3,735,908 km (0.114 R)
• M5: 4,124,413 km (0.078 R)
• M6: 5,232,335 km (0.095 R)
• M7: 7,828,606 km (0.06 R)
• M8: 12,240,247 km (0.12 R)
• M9: 14,134,605 km (0.078 R)
• M10: 17,988,994 km (0.088 R)
• M11: 18,494,037 km (0.117 R)
• M12: 20,700,605 km (0.081 R)
• M13: 21,069,215 km (0.075 R)
• M14: 24,076,281 km (0.088 R)
• M15: 25,947,451 km (0.113 R)
• M16: 26,592,218 km (0.09 R)
• M17: 31,407,475 km (0.108 R)
• M18: 33,637,829 km (0.081 R)
• M19: 47,817,613 km (0.109 R)
• M20: 62,401,909 km (0.055 R)
• M21: 63,364,422 km (0.07 R)
• M22: 66,511,363 km (0.109 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 13,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit