🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.47 AU - 0.67 AU

Year: 155 Days

Day: 18.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,731,647 km

• M1: 276,756 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.53 AU - 0.61 AU

Year: 155 Days

Day: 34.4 Hours

Environment

Temp: 219 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,731,647 km

• M1: 37,399 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.61 AU - 0.91 AU

Year: 238 Days

Day: 38.9 Hours

Environment

Temp: 193 °C

Axial Tilt: 117.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,731,647 km

• M1: 23,038 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.74 AU - 1 AU

Year: 292 Days

Day: 24 Hours

Environment

Temp: 155 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,731,647 km

• M1: 362,027 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.12 AU - 1.5 AU

Year: 540 Days

Day: 44.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 87.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.23 AU - 2.95 AU

Year: 1500 Days

Day: 36.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.76 AU - 3.06 AU

Year: 1787 Days

Day: 14.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.62 AU - 3.94 AU

Year: 2645 Days

Day: 34.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.4

Radius: 13.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 11.59 AU - 12.59 AU

Year: 15129 Days

Day: 9.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,731,647 km

• M1: 167,849 km (0.081 R)
• M2: 774,767 km (0.087 R)
• M3: 1,423,573 km (0.107 R)
• M4: 2,071,183 km (0.104 R)
• M5: 3,179,703 km (0.094 R)
• M6: 4,041,087 km (0.062 R)
• M7: 5,323,141 km (0.114 R)
• M8: 5,893,109 km (0.062 R)
• M9: 6,824,505 km (0.106 R)
• M10: 8,806,079 km (0.116 R)
• M11: 11,922,801 km (0.062 R)
• M12: 12,514,909 km (0.071 R)
• M13: 13,013,968 km (0.084 R)
• M14: 14,349,877 km (0.076 R)
• M15: 15,331,837 km (0.092 R)
• M16: 16,621,670 km (0.096 R)
• M17: 17,293,215 km (0.118 R)
• M18: 20,465,288 km (0.107 R)
• M19: 21,003,391 km (0.092 R)
• M20: 21,472,231 km (0.104 R)
• M21: 25,213,973 km (0.113 R)
• M22: 25,654,988 km (0.116 R)
• M23: 26,461,619 km (0.067 R)
• M24: 28,220,142 km (0.101 R)
• M25: 34,392,550 km (0.076 R)
• M26: 36,823,217 km (0.092 R)
• M27: 37,734,866 km (0.097 R)
• M28: 38,544,789 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.8

Radius: 4.8

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 12.49 AU - 15.23 AU

Year: 18570 Days

Day: 23.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,731,647 km

• M1: 69,114 km (0.083 R)
• M2: 244,443 km (0.041 R)
• M3: 578,345 km (0.106 R)
• M4: 908,358 km (0.115 R)
• M5: 1,188,106 km (0.094 R)
• M6: 2,169,169 km (0.066 R)
• M7: 3,219,047 km (0.054 R)
• M8: 3,494,756 km (0.102 R)
• M9: 3,704,941 km (0.115 R)
• M10: 4,662,966 km (0.097 R)
• M11: 5,490,990 km (0.03 R)
• M12: 7,960,103 km (0.079 R)
• M13: 8,371,048 km (0.103 R)
• M14: 17,999,765 km (0.055 R)
• M15: 21,024,934 km (0.106 R)
• M16: 23,158,498 km (0.111 R)
• M17: 24,467,330 km (0.084 R)
• M18: 26,522,057 km (0.094 R)
• M19: 31,871,228 km (0.097 R)
• M20: 32,442,692 km (0.028 R)
• M21: 33,254,260 km (0.111 R)
• M22: 42,126,611 km (0.069 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 18,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit