🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.52 AU - 0.6 AU

Year: 157 Days

Day: 30.9 Hours

Environment

Temp: 134 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.98 AU - 1.1 AU

Year: 397 Days

Day: 19.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,258,211 km

• M1: 18,849 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.03 AU - 1.17 AU

Year: 432 Days

Day: 29.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.1 AU - 1.14 AU

Year: 444 Days

Day: 27.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.07 AU - 1.49 AU

Year: 543 Days

Day: 39.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,258,211 km

• M1: 535,860 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.12 AU - 3.32 AU

Year: 2165 Days

Day: 29.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.2

Radius: 9.9

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.67 AU - 9.57 AU

Year: 8671 Days

Day: 8.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,258,211 km

• M1: 123,119 km (0.109 R)
• M2: 998,865 km (0.059 R)
• M3: 1,619,696 km (0.116 R)
• M4: 2,145,383 km (0.083 R)
• M5: 2,464,924 km (0.071 R)
• M6: 2,833,982 km (0.069 R)
• M7: 3,317,931 km (0.057 R)
• M8: 3,705,838 km (0.056 R)
• M9: 6,611,777 km (0.041 R)
• M10: 7,128,937 km (0.092 R)
• M11: 8,026,674 km (0.056 R)
• M12: 8,540,243 km (0.108 R)
• M13: 10,384,037 km (0.096 R)
• M14: 11,353,581 km (0.102 R)
• M15: 12,334,344 km (0.117 R)
• M16: 13,068,870 km (0.1 R)
• M17: 13,625,673 km (0.099 R)
• M18: 15,559,675 km (0.103 R)
• M19: 16,013,106 km (0.099 R)
• M20: 19,831,741 km (0.034 R)
• M21: 20,230,718 km (0.098 R)
• M22: 21,321,137 km (0.076 R)
• M23: 25,997,268 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.6

Radius: 14.8

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.57 AU - 10.59 AU

Year: 11112 Days

Day: 5.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,258,211 km

• M1: 184,005 km (0.058 R)
• M2: 835,654 km (0.114 R)
• M3: 1,336,807 km (0.079 R)
• M4: 3,186,135 km (0.106 R)
• M5: 4,917,432 km (0.1 R)
• M6: 6,344,894 km (0.105 R)
• M7: 7,517,891 km (0.066 R)
• M8: 8,363,269 km (0.039 R)
• M9: 10,681,438 km (0.085 R)
• M10: 12,393,286 km (0.052 R)
• M11: 13,865,927 km (0.038 R)
• M12: 23,691,067 km (0.12 R)
• M13: 25,774,367 km (0.079 R)
• M14: 33,387,851 km (0.059 R)
• M15: 36,676,760 km (0.094 R)
• M16: 37,589,008 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.7

Radius: 3.9

Gravity: 23.32 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.64 AU - 18.64 AU

Year: 22076 Days

Day: 19.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,258,211 km

• M1: 48,470 km (0.032 R)
• M2: 268,528 km (0.106 R)
• M3: 392,096 km (0.1 R)
• M4: 714,779 km (0.118 R)
• M5: 1,055,263 km (0.076 R)
• M6: 1,248,394 km (0.049 R)
• M7: 2,067,293 km (0.072 R)
• M8: 2,941,393 km (0.108 R)
• M9: 3,219,496 km (0.053 R)
• M10: 3,351,591 km (0.056 R)
• M11: 4,190,685 km (0.113 R)
• M12: 4,510,077 km (0.1 R)
• M13: 5,794,823 km (0.077 R)
• M14: 6,993,102 km (0.06 R)
• M15: 7,215,255 km (0.094 R)
• M16: 16,903,512 km (0.078 R)
• M17: 18,966,916 km (0.105 R)
• M18: 25,625,218 km (0.11 R)
• M19: 49,676,217 km (0.104 R)
• M20: 52,500,326 km (0.06 R)
• M21: 56,311,481 km (0.077 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 15,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit