🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.51 AU - 0.81 AU

Year: 153 Days

Day: 41.9 Hours

Environment

Temp: 400 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 98,398,355 km

• M1: 35,305 km (0.068 R)
• M2: 51,013 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.1 AU - 1.7 AU

Year: 474 Days

Day: 18 Hours

Environment

Temp: 204 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.17 AU - 2.84 AU

Year: 1131 Days

Day: 13.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.37 AU - 3.49 AU

Year: 1817 Days

Day: 33.1 Hours

Environment

Temp: -43 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.8 AU - 5.06 AU

Year: 2667 Days

Day: 21.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.28 AU - 9.94 AU

Year: 7228 Days

Day: 38.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 14.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 20.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.3

Radius: 3.5

Gravity: 66.64 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 20.6 AU - 20.8 AU

Year: 26943 Days

Day: 19.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 98,398,355 km

• M1: 65,823 km (0.036 R)
• M2: 178,021 km (0.105 R)
• M3: 313,408 km (0.098 R)
• M4: 535,261 km (0.032 R)
• M5: 903,272 km (0.091 R)
• M6: 1,224,608 km (0.067 R)
• M7: 1,420,282 km (0.116 R)
• M8: 2,225,867 km (0.038 R)
• M9: 2,945,283 km (0.119 R)
• M10: 3,451,073 km (0.087 R)
• M11: 4,152,986 km (0.073 R)
• M12: 4,481,055 km (0.078 R)
• M13: 5,230,241 km (0.119 R)
• M14: 7,330,445 km (0.107 R)
• M15: 9,868,972 km (0.096 R)
• M16: 10,785,408 km (0.089 R)
• M17: 11,195,007 km (0.03 R)
• M18: 13,244,498 km (0.052 R)
• M19: 18,741,771 km (0.095 R)
• M20: 19,134,615 km (0.051 R)
• M21: 22,810,235 km (0.106 R)
• M22: 24,403,302 km (0.119 R)
• M23: 33,204,145 km (0.113 R)
• M24: 34,654,197 km (0.117 R)
• M25: 35,544,155 km (0.079 R)
• M26: 37,835,396 km (0.112 R)
• M27: 44,771,052 km (0.066 R)
• M28: 47,258,566 km (0.105 R)
• M29: 51,927,066 km (0.077 R)
• M30: 59,175,532 km (0.097 R)
• M31: 63,040,244 km (0.117 R)
• M32: 67,987,744 km (0.111 R)
• M33: 72,463,563 km (0.051 R)
• M34: 74,160,900 km (0.047 R)
• M35: 77,131,765 km (0.109 R)
• M36: 77,886,785 km (0.11 R)
• M37: 78,646,593 km (0.118 R)
• M38: 84,370,506 km (0.038 R)
• M39: 88,153,836 km (0.086 R)
• M40: 96,056,643 km (0.095 R)
• M41: 96,930,444 km (0.117 R)

Kuiper Belt

Range: 38.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 12,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit