🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.47 AU - 0.55 AU

Year: 138 Days

Day: 41.4 Hours

Environment

Temp: 171 °C

Axial Tilt: 47.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,061,760 km

• M1: 17,952 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.57 AU - 0.87 AU

Year: 231 Days

Day: 45.9 Hours

Environment

Temp: 126 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.89 AU - 0.89 AU

Year: 318 Days

Day: 34.3 Hours

Environment

Temp: 33 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.89 AU - 1.05 AU

Year: 362 Days

Day: 31 Hours

Environment

Temp: 5 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.4 AU - 1.56 AU

Year: 682 Days

Day: 37.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.89 AU - 2.91 AU

Year: 1408 Days

Day: 34.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,061,760 km

• M1: 1,353,412 km (0.119 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.99 AU - 4.21 AU

Year: 2587 Days

Day: 29.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,061,760 km

• M1: 27,376 km (0.113 R)
• M2: 964,158 km (0.114 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.03 AU - 4.77 AU

Year: 2917 Days

Day: 33.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,061,760 km

• M1: 669,600 km (0.071 R)

Asteroid Belt

Center: 8.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.6

Radius: 7.3

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 13.94 AU - 13.94 AU

Year: 19713 Days

Day: 21.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,061,760 km

• M1: 90,806 km (0.074 R)
• M2: 474,973 km (0.061 R)
• M3: 752,926 km (0.103 R)
• M4: 1,093,710 km (0.12 R)
• M5: 1,897,499 km (0.072 R)
• M6: 2,126,683 km (0.097 R)
• M7: 2,860,910 km (0.115 R)
• M8: 3,437,310 km (0.105 R)
• M9: 3,780,637 km (0.047 R)
• M10: 8,439,265 km (0.073 R)
• M11: 9,982,217 km (0.116 R)
• M12: 12,543,781 km (0.12 R)
• M13: 15,442,689 km (0.081 R)
• M14: 24,871,244 km (0.118 R)
• M15: 28,214,009 km (0.116 R)
• M16: 46,767,137 km (0.05 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.6

Radius: 5.8

Gravity: 17.59 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 15.12 AU - 19.48 AU

Year: 27253 Days

Day: 17.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,061,760 km

• M1: 73,901 km (0.108 R)
• M2: 281,543 km (0.068 R)
• M3: 1,600,398 km (0.101 R)
• M4: 3,155,318 km (0.09 R)
• M5: 5,150,505 km (0.062 R)
• M6: 5,724,811 km (0.069 R)
• M7: 5,940,083 km (0.093 R)
• M8: 6,951,813 km (0.093 R)
• M9: 7,808,710 km (0.09 R)
• M10: 8,127,353 km (0.068 R)
• M11: 11,062,912 km (0.041 R)
• M12: 11,329,795 km (0.109 R)
• M13: 11,669,532 km (0.061 R)
• M14: 13,471,139 km (0.05 R)
• M15: 13,775,720 km (0.04 R)
• M16: 15,367,591 km (0.086 R)
• M17: 15,784,071 km (0.087 R)
• M18: 17,979,570 km (0.12 R)
• M19: 19,197,895 km (0.113 R)
• M20: 20,771,814 km (0.067 R)
• M21: 23,291,042 km (0.11 R)
• M22: 26,124,276 km (0.107 R)
• M23: 31,254,286 km (0.09 R)
• M24: 32,327,950 km (0.117 R)
• M25: 39,445,667 km (0.094 R)
• M26: 46,841,337 km (0.089 R)
• M27: 75,409,893 km (0.079 R)
• M28: 78,558,629 km (0.113 R)
• M29: 85,896,405 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 15,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit