🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.5 AU - 0.54 AU

Year: 144 Days

Day: 47.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.6 AU - 0.68 AU

Year: 196 Days

Day: 13.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.93 AU - 2.47 AU

Year: 1249 Days

Day: 34.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.81 AU - 4.27 AU

Year: 2550 Days

Day: 21 Hours

Environment

Temp: -127 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.77 AU - 4.21 AU

Year: 3052 Days

Day: 18.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718

Radius: 8.9

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.02 AU - 5.16 AU

Year: 4397 Days

Day: 6 Hours

Environment

Temp: -154 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,445,322 km

• M1: 111,002 km (0.109 R)
• M2: 620,831 km (0.103 R)
• M3: 914,193 km (0.071 R)
• M4: 1,232,537 km (0.109 R)
• M5: 2,001,320 km (0.109 R)
• M6: 2,515,787 km (0.089 R)
• M7: 3,212,016 km (0.074 R)
• M8: 4,168,694 km (0.077 R)
• M9: 4,751,079 km (0.091 R)
• M10: 6,259,325 km (0.099 R)
• M11: 6,794,286 km (0.069 R)
• M12: 11,245,721 km (0.12 R)
• M13: 11,566,907 km (0.09 R)
• M14: 15,235,945 km (0.115 R)
• M15: 15,972,265 km (0.101 R)
• M16: 17,947,855 km (0.089 R)
• M17: 18,260,814 km (0.062 R)
• M18: 18,577,363 km (0.108 R)
• M19: 20,554,299 km (0.072 R)
• M20: 22,594,963 km (0.085 R)
• M21: 24,612,889 km (0.083 R)
• M22: 26,748,099 km (0.114 R)
• M23: 27,735,595 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.5

Radius: 3.9

Gravity: 14.56 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.88 AU - 15.36 AU

Year: 20315 Days

Day: 23.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,445,322 km

• M1: 49,517 km (0.079 R)
• M2: 1,029,682 km (0.054 R)
• M3: 1,193,492 km (0.107 R)
• M4: 1,500,766 km (0.045 R)
• M5: 2,367,685 km (0.106 R)
• M6: 3,200,198 km (0.093 R)
• M7: 3,762,686 km (0.069 R)
• M8: 4,124,563 km (0.051 R)
• M9: 7,987,180 km (0.088 R)
• M10: 8,964,802 km (0.074 R)
• M11: 11,043,016 km (0.071 R)
• M12: 12,074,792 km (0.117 R)
• M13: 23,560,468 km (0.096 R)
• M14: 25,165,204 km (0.079 R)
• M15: 25,358,634 km (0.091 R)
• M16: 25,650,649 km (0.095 R)
• M17: 35,978,587 km (0.085 R)
• M18: 38,999,118 km (0.052 R)
• M19: 40,570,943 km (0.035 R)
• M20: 41,777,150 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.1

Radius: 4.2

Gravity: 20.41 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 14.47 AU - 19.41 AU

Year: 26696 Days

Day: 18.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,445,322 km

• M1: 52,210 km (0.108 R)
• M2: 204,650 km (0.092 R)
• M3: 437,424 km (0.03 R)
• M4: 702,512 km (0.102 R)
• M5: 1,119,740 km (0.12 R)
• M6: 1,500,317 km (0.082 R)
• M7: 1,847,833 km (0.109 R)
• M8: 2,060,860 km (0.068 R)
• M9: 2,467,168 km (0.065 R)
• M10: 4,134,287 km (0.116 R)
• M11: 6,091,625 km (0.12 R)
• M12: 6,346,241 km (0.091 R)
• M13: 7,974,763 km (0.073 R)
• M14: 8,486,986 km (0.046 R)
• M15: 9,690,202 km (0.111 R)
• M16: 10,694,602 km (0.085 R)
• M17: 11,636,770 km (0.119 R)
• M18: 12,429,339 km (0.077 R)
• M19: 12,838,938 km (0.049 R)
• M20: 15,643,898 km (0.103 R)
• M21: 19,462,683 km (0.113 R)
• M22: 20,107,599 km (0.077 R)
• M23: 23,650,825 km (0.057 R)
• M24: 24,490,967 km (0.103 R)
• M25: 25,678,624 km (0.082 R)
• M26: 27,359,057 km (0.117 R)
• M27: 34,413,644 km (0.047 R)
• M28: 36,314,584 km (0.113 R)
• M29: 40,176,453 km (0.111 R)
• M30: 41,070,151 km (0.05 R)
• M31: 44,461,086 km (0.109 R)
• M32: 46,062,082 km (0.04 R)
• M33: 47,041,050 km (0.114 R)
• M34: 53,924,048 km (0.093 R)
• M35: 54,104,164 km (0.1 R)
• M36: 57,981,292 km (0.113 R)
• M37: 65,255,339 km (0.064 R)
• M38: 65,459,989 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 19,007 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit