🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.78 AU - 0.8 AU

Year: 249 Days

Day: 40.3 Hours

Environment

Temp: 202 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,683,981 km

• M1: 69,114 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.36 AU - 1.7 AU

Year: 671 Days

Day: 28.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,683,981 km

• M1: 523,144 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.54 AU - 3.42 AU

Year: 1825 Days

Day: 41.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.29 AU - 4.39 AU

Year: 3208 Days

Day: 32.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,683,981 km

• M1: 252,970 km (0.105 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.8

Radius: 12.7

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.36 AU - 7.14 AU

Year: 4891 Days

Day: 8 Hours

Environment

Temp: -149 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,683,981 km

• M1: 185,501 km (0.116 R)
• M2: 688,300 km (0.091 R)
• M3: 1,193,791 km (0.11 R)
• M4: 1,687,165 km (0.093 R)
• M5: 2,276,431 km (0.118 R)
• M6: 3,355,181 km (0.031 R)
• M7: 4,110,501 km (0.078 R)
• M8: 4,594,450 km (0.12 R)
• M9: 5,577,158 km (0.046 R)
• M10: 6,252,742 km (0.102 R)
• M11: 6,695,103 km (0.068 R)
• M12: 7,799,135 km (0.097 R)
• M13: 8,312,705 km (0.091 R)
• M14: 9,195,332 km (0.096 R)
• M15: 10,908,976 km (0.074 R)
• M16: 11,841,569 km (0.049 R)
• M17: 12,306,070 km (0.079 R)
• M18: 12,826,671 km (0.038 R)
• M19: 13,958,529 km (0.071 R)
• M20: 14,477,184 km (0.116 R)
• M21: 15,754,301 km (0.082 R)
• M22: 17,481,858 km (0.059 R)
• M23: 18,645,131 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.7

Radius: 14.2

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.75 AU - 10.37 AU

Year: 9675 Days

Day: 10.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,683,981 km

• M1: 177,273 km (0.099 R)
• M2: 932,593 km (0.105 R)
• M3: 1,395,150 km (0.119 R)
• M4: 2,837,124 km (0.111 R)
• M5: 3,964,792 km (0.112 R)
• M6: 4,477,464 km (0.1 R)
• M7: 6,097,160 km (0.029 R)
• M8: 6,988,913 km (0.034 R)
• M9: 8,003,636 km (0.057 R)
• M10: 8,746,838 km (0.112 R)
• M11: 10,236,085 km (0.112 R)
• M12: 12,442,952 km (0.066 R)
• M13: 14,210,601 km (0.092 R)
• M14: 15,067,348 km (0.035 R)
• M15: 15,777,190 km (0.035 R)
• M16: 17,136,586 km (0.119 R)
• M17: 21,907,860 km (0.099 R)
• M18: 23,994,601 km (0.077 R)
• M19: 26,380,238 km (0.026 R)
• M20: 33,078,782 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.6

Radius: 7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 17.17 AU - 17.55 AU

Year: 25660 Days

Day: 15.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,683,981 km

• M1: 87,365 km (0.12 R)
• M2: 400,025 km (0.105 R)
• M3: 789,727 km (0.075 R)
• M4: 1,414,747 km (0.105 R)
• M5: 1,898,995 km (0.053 R)
• M6: 2,350,033 km (0.025 R)
• M7: 4,138,924 km (0.066 R)
• M8: 5,462,865 km (0.078 R)
• M9: 5,960,877 km (0.086 R)
• M10: 8,352,348 km (0.06 R)
• M11: 9,257,565 km (0.114 R)
• M12: 9,708,453 km (0.093 R)
• M13: 10,385,533 km (0.12 R)
• M14: 11,149,529 km (0.109 R)
• M15: 11,659,957 km (0.096 R)
• M16: 16,033,301 km (0.073 R)
• M17: 23,996,695 km (0.104 R)
• M18: 24,278,089 km (0.095 R)
• M19: 24,561,577 km (0.104 R)
• M20: 27,621,601 km (0.036 R)
• M21: 31,259,971 km (0.107 R)
• M22: 31,483,321 km (0.113 R)
• M23: 36,426,034 km (0.113 R)
• M24: 38,822,592 km (0.106 R)
• M25: 39,080,948 km (0.114 R)
• M26: 39,470,351 km (0.108 R)
• M27: 44,772,249 km (0.081 R)
• M28: 49,917,817 km (0.083 R)
• M29: 52,396,056 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.3

Radius: 5.9

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.39 AU - 20.11 AU

Year: 26530 Days

Day: 16.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,683,981 km

• M1: 76,145 km (0.107 R)
• M2: 345,870 km (0.08 R)
• M3: 564,732 km (0.115 R)
• M4: 899,831 km (0.094 R)
• M5: 2,453,255 km (0.068 R)
• M6: 2,664,488 km (0.101 R)
• M7: 3,664,250 km (0.103 R)
• M8: 6,775,138 km (0.099 R)
• M9: 7,876,777 km (0.082 R)
• M10: 13,127,213 km (0.059 R)
• M11: 16,504,235 km (0.051 R)
• M12: 23,000,224 km (0.115 R)
• M13: 25,238,058 km (0.096 R)
• M14: 51,004,197 km (0.093 R)
• M15: 53,869,445 km (0.11 R)
• M16: 67,883,475 km (0.04 R)
• M17: 74,017,885 km (0.107 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 17,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit