🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.71 AU - 0.99 AU

Year: 289 Days

Day: 34.5 Hours

Environment

Temp: 148 °C

Axial Tilt: 45.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.36 AU - 1.76 AU

Year: 719 Days

Day: 26.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.27 AU - 1.89 AU

Year: 733 Days

Day: 32.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 176.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,727,130 km

• M1: 328,667 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.69 AU - 1.81 AU

Year: 854 Days

Day: 12.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.73 AU - 3.61 AU

Year: 2082 Days

Day: 47.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.3

Radius: 7.4

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 12.68 AU - 14.64 AU

Year: 18627 Days

Day: 15.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,727,130 km

• M1: 93,050 km (0.09 R)
• M2: 324,478 km (0.075 R)
• M3: 661,223 km (0.115 R)
• M4: 1,327,831 km (0.093 R)
• M5: 1,580,950 km (0.053 R)
• M6: 2,075,521 km (0.104 R)
• M7: 3,172,522 km (0.114 R)
• M8: 3,472,915 km (0.101 R)
• M9: 3,764,780 km (0.098 R)
• M10: 4,015,805 km (0.066 R)
• M11: 4,582,632 km (0.118 R)
• M12: 5,338,699 km (0.095 R)
• M13: 6,251,845 km (0.091 R)
• M14: 7,878,721 km (0.052 R)
• M15: 11,072,337 km (0.119 R)
• M16: 11,943,445 km (0.098 R)
• M17: 16,620,174 km (0.109 R)
• M18: 17,070,314 km (0.068 R)
• M19: 24,736,158 km (0.11 R)
• M20: 25,126,309 km (0.034 R)
• M21: 31,481,825 km (0.116 R)
• M22: 32,519,136 km (0.081 R)
• M23: 35,273,233 km (0.115 R)
• M24: 41,240,543 km (0.107 R)
• M25: 43,747,653 km (0.106 R)
• M26: 45,766,776 km (0.118 R)
• M27: 47,097,000 km (0.041 R)
• M28: 47,396,046 km (0.082 R)
• M29: 48,300,964 km (0.12 R)
• M30: 51,400,183 km (0.053 R)
• M31: 55,791,179 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.9

Radius: 5.3

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 15.57 AU - 22.05 AU

Year: 30100 Days

Day: 17.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,727,130 km

• M1: 65,973 km (0.053 R)
• M2: 419,173 km (0.039 R)
• M3: 657,034 km (0.115 R)
• M4: 1,130,661 km (0.095 R)
• M5: 1,684,472 km (0.083 R)
• M6: 3,095,479 km (0.09 R)
• M7: 5,490,242 km (0.093 R)
• M8: 8,027,871 km (0.094 R)
• M9: 15,252,550 km (0.101 R)
• M10: 15,869,193 km (0.12 R)
• M11: 16,663,108 km (0.107 R)
• M12: 17,988,097 km (0.11 R)
• M13: 18,158,638 km (0.07 R)
• M14: 19,650,877 km (0.075 R)
• M15: 21,223,151 km (0.041 R)
• M16: 27,328,988 km (0.076 R)
• M17: 38,741,809 km (0.119 R)
• M18: 42,699,421 km (0.098 R)
• M19: 43,307,686 km (0.067 R)
• M20: 50,385,311 km (0.119 R)
• M21: 53,665,992 km (0.102 R)
• M22: 65,357,664 km (0.072 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: 336 - 11,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit