🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.56 AU - 0.7 AU

Year: 193 Days

Day: 42.8 Hours

Environment

Temp: 141 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.72 AU - 0.78 AU

Year: 250 Days

Day: 34.8 Hours

Environment

Temp: 93 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,089,494 km

• M1: 396,135 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.04 AU - 1.06 AU

Year: 414 Days

Day: 37.1 Hours

Environment

Temp: -14 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.76 AU - 2.5 AU

Year: 1197 Days

Day: 43.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,089,494 km

• M1: 41,738 km (0.034 R)
• M2: 1,611,019 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 13.6

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.82 AU - 6 AU

Year: 4189 Days

Day: 13.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,089,494 km

• M1: 169,195 km (0.082 R)
• M2: 734,526 km (0.117 R)
• M3: 1,691,054 km (0.108 R)
• M4: 2,318,917 km (0.077 R)
• M5: 3,006,618 km (0.11 R)
• M6: 3,614,285 km (0.089 R)
• M7: 5,104,130 km (0.077 R)
• M8: 6,273,836 km (0.109 R)
• M9: 8,114,637 km (0.117 R)
• M10: 8,712,131 km (0.07 R)
• M11: 10,682,934 km (0.071 R)
• M12: 11,264,420 km (0.095 R)
• M13: 13,339,941 km (0.087 R)
• M14: 15,887,892 km (0.082 R)
• M15: 16,469,230 km (0.113 R)
• M16: 18,362,391 km (0.099 R)
• M17: 19,991,661 km (0.094 R)
• M18: 20,876,084 km (0.119 R)
• M19: 26,173,494 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.1

Radius: 13.7

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.37 AU - 6.67 AU

Year: 4993 Days

Day: 14.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,089,494 km

• M1: 171,738 km (0.058 R)
• M2: 673,340 km (0.118 R)
• M3: 1,490,743 km (0.09 R)
• M4: 1,942,977 km (0.061 R)
• M5: 2,657,307 km (0.116 R)
• M6: 3,499,393 km (0.054 R)
• M7: 5,007,490 km (0.074 R)
• M8: 5,538,263 km (0.12 R)
• M9: 10,916,456 km (0.111 R)
• M10: 12,353,792 km (0.081 R)
• M11: 14,022,556 km (0.084 R)
• M12: 14,629,475 km (0.074 R)
• M13: 19,996,897 km (0.099 R)
• M14: 22,365,031 km (0.098 R)
• M15: 23,270,846 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.6

Radius: 11.6

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.57 AU - 7.33 AU

Year: 6307 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 140.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,089,494 km

• M1: 144,212 km (0.111 R)
• M2: 578,196 km (0.087 R)
• M3: 1,242,111 km (0.109 R)
• M4: 1,893,759 km (0.087 R)
• M5: 2,713,705 km (0.119 R)
• M6: 3,196,458 km (0.083 R)
• M7: 3,880,419 km (0.066 R)
• M8: 4,683,461 km (0.037 R)
• M9: 5,355,753 km (0.098 R)
• M10: 5,922,430 km (0.118 R)
• M11: 6,380,648 km (0.06 R)
• M12: 6,862,354 km (0.074 R)
• M13: 7,498,743 km (0.093 R)
• M14: 12,451,180 km (0.107 R)
• M15: 14,190,854 km (0.061 R)
• M16: 17,733,182 km (0.075 R)
• M17: 22,301,153 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.5

Radius: 8.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.29 AU - 10.67 AU

Year: 11238 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,089,494 km

• M1: 154,684 km (0.09 R)
• M2: 592,856 km (0.049 R)
• M3: 935,286 km (0.061 R)
• M4: 1,368,372 km (0.081 R)
• M5: 2,559,919 km (0.098 R)
• M6: 11,036,433 km (0.096 R)
• M7: 13,066,925 km (0.058 R)
• M8: 13,845,433 km (0.057 R)
• M9: 16,200,552 km (0.105 R)
• M10: 17,501,904 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154

Radius: 5.6

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.34 AU - 21.62 AU

Year: 28137 Days

Day: 19.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,089,494 km

• M1: 75,697 km (0.115 R)
• M2: 402,418 km (0.057 R)
• M3: 803,490 km (0.074 R)
• M4: 1,161,627 km (0.118 R)
• M5: 2,431,564 km (0.034 R)
• M6: 3,618,324 km (0.089 R)
• M7: 4,812,564 km (0.097 R)
• M8: 6,055,123 km (0.082 R)
• M9: 8,322,130 km (0.04 R)
• M10: 9,513,677 km (0.054 R)
• M11: 10,095,911 km (0.066 R)
• M12: 12,168,440 km (0.104 R)
• M13: 15,783,772 km (0.065 R)
• M14: 21,906,364 km (0.099 R)
• M15: 26,557,661 km (0.112 R)
• M16: 31,132,663 km (0.043 R)
• M17: 34,213,183 km (0.119 R)
• M18: 36,844,908 km (0.108 R)
• M19: 47,495,080 km (0.107 R)
• M20: 48,877,813 km (0.09 R)
• M21: 49,344,558 km (0.081 R)
• M22: 55,686,611 km (0.091 R)
• M23: 57,396,065 km (0.12 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: 423 - 15,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit