🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.73 AU - 0.77 AU

Year: 247 Days

Day: 37 Hours

Environment

Temp: 126 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.6 AU - 0.96 AU

Year: 262 Days

Day: 29.9 Hours

Environment

Temp: 148 °C

Axial Tilt: 155 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.7 AU - 0.9 AU

Year: 272 Days

Day: 20.1 Hours

Environment

Temp: 141 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.55 AU - 1.75 AU

Year: 807 Days

Day: 27.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.01 AU - 2.43 AU

Year: 1260 Days

Day: 33.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,738,660 km

• M1: 228,885 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.3

Radius: 12.6

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.57 AU - 4.95 AU

Year: 3348 Days

Day: 12.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,738,660 km

• M1: 156,629 km (0.101 R)
• M2: 579,093 km (0.088 R)
• M3: 1,027,588 km (0.073 R)
• M4: 1,516,773 km (0.116 R)
• M5: 3,007,964 km (0.11 R)
• M6: 5,354,407 km (0.079 R)
• M7: 7,353,035 km (0.097 R)
• M8: 7,873,635 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.6

Radius: 10.9

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.31 AU - 4.65 AU

Year: 3611 Days

Day: 10.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,738,660 km

• M1: 135,536 km (0.108 R)
• M2: 582,684 km (0.089 R)
• M3: 965,056 km (0.098 R)
• M4: 2,101,700 km (0.08 R)
• M5: 2,682,439 km (0.076 R)
• M6: 3,294,145 km (0.119 R)
• M7: 3,893,285 km (0.079 R)
• M8: 4,843,530 km (0.064 R)
• M9: 5,699,230 km (0.11 R)
• M10: 7,611,689 km (0.11 R)
• M11: 8,695,975 km (0.113 R)
• M12: 16,841,130 km (0.116 R)
• M13: 19,273,890 km (0.042 R)
• M14: 21,148,801 km (0.11 R)
• M15: 21,734,327 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.5

Radius: 8.7

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.51 AU - 5.41 AU

Year: 4206 Days

Day: 5.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,738,660 km

• M1: 125,961 km (0.073 R)
• M2: 804,986 km (0.029 R)
• M3: 1,206,058 km (0.102 R)
• M4: 1,586,037 km (0.12 R)
• M5: 2,070,135 km (0.068 R)
• M6: 3,623,709 km (0.085 R)
• M7: 5,049,078 km (0.101 R)
• M8: 6,532,939 km (0.108 R)
• M9: 7,932,876 km (0.111 R)
• M10: 8,353,096 km (0.11 R)
• M11: 9,133,100 km (0.04 R)
• M12: 10,837,319 km (0.036 R)
• M13: 11,114,075 km (0.093 R)
• M14: 12,311,456 km (0.119 R)
• M15: 14,526,701 km (0.1 R)
• M16: 14,863,446 km (0.067 R)
• M17: 18,412,057 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.3

Radius: 4.9

Gravity: 10.84 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 17.71 AU - 19.31 AU

Year: 30325 Days

Day: 20.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,738,660 km

• M1: 60,886 km (0.051 R)
• M2: 220,657 km (0.113 R)
• M3: 528,679 km (0.098 R)
• M4: 2,184,428 km (0.066 R)
• M5: 3,340,072 km (0.106 R)
• M6: 3,508,668 km (0.046 R)
• M7: 4,817,799 km (0.11 R)
• M8: 5,679,633 km (0.036 R)
• M9: 6,508,704 km (0.114 R)
• M10: 6,728,015 km (0.095 R)
• M11: 6,906,934 km (0.101 R)
• M12: 7,274,346 km (0.081 R)
• M13: 7,703,243 km (0.12 R)
• M14: 8,769,427 km (0.104 R)
• M15: 9,588,775 km (0.073 R)
• M16: 12,756,061 km (0.06 R)
• M17: 14,022,257 km (0.103 R)
• M18: 15,293,091 km (0.084 R)
• M19: 17,719,419 km (0.07 R)
• M20: 18,494,635 km (0.103 R)
• M21: 19,928,082 km (0.052 R)
• M22: 25,963,309 km (0.07 R)
• M23: 29,392,391 km (0.119 R)
• M24: 33,240,647 km (0.115 R)
• M25: 34,550,227 km (0.079 R)
• M26: 38,257,262 km (0.115 R)
• M27: 45,805,970 km (0.117 R)
• M28: 49,588,702 km (0.111 R)
• M29: 56,469,905 km (0.109 R)
• M30: 59,087,269 km (0.104 R)
• M31: 63,760,557 km (0.103 R)
• M32: 66,187,035 km (0.043 R)
• M33: 66,597,232 km (0.055 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: 409 - 15,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit