🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.74 AU - 1 AU

Year: 291 Days

Day: 30.5 Hours

Environment

Temp: 160 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.08 AU - 1.24 AU

Year: 447 Days

Day: 45.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,494,015 km

• M1: 506,389 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.62 AU - 1.76 AU

Year: 787 Days

Day: 12.2 Hours

Environment

Temp: -34 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,494,015 km

• M1: 40,541 km (0.11 R)
• M2: 184,155 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.96 AU - 5.86 AU

Year: 3897 Days

Day: 44.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 14.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.64 AU - 7.14 AU

Year: 5120 Days

Day: 8.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,494,015 km

• M1: 182,809 km (0.1 R)
• M2: 705,803 km (0.064 R)
• M3: 1,186,910 km (0.109 R)
• M4: 1,801,009 km (0.11 R)
• M5: 2,850,887 km (0.111 R)
• M6: 3,380,613 km (0.104 R)
• M7: 4,688,696 km (0.045 R)
• M8: 5,861,245 km (0.098 R)
• M9: 10,234,290 km (0.077 R)
• M10: 10,891,473 km (0.105 R)
• M11: 11,359,415 km (0.089 R)
• M12: 12,427,544 km (0.105 R)
• M13: 13,128,260 km (0.077 R)
• M14: 13,806,088 km (0.092 R)
• M15: 14,711,903 km (0.088 R)
• M16: 19,471,210 km (0.117 R)
• M17: 20,481,744 km (0.095 R)
• M18: 21,394,440 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.9

Radius: 12.5

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.57 AU - 8.37 AU

Year: 7312 Days

Day: 7.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,494,015 km

• M1: 162,164 km (0.096 R)
• M2: 557,850 km (0.088 R)
• M3: 1,084,136 km (0.114 R)
• M4: 1,495,530 km (0.085 R)
• M5: 2,307,697 km (0.104 R)
• M6: 3,085,606 km (0.091 R)
• M7: 3,503,582 km (0.044 R)
• M8: 4,055,449 km (0.069 R)
• M9: 4,481,055 km (0.077 R)
• M10: 5,276,466 km (0.111 R)
• M11: 6,525,758 km (0.1 R)
• M12: 8,393,189 km (0.095 R)
• M13: 9,821,699 km (0.081 R)
• M14: 10,734,395 km (0.104 R)
• M15: 11,357,470 km (0.096 R)
• M16: 12,106,208 km (0.025 R)
• M17: 13,427,157 km (0.108 R)
• M18: 14,783,411 km (0.119 R)
• M19: 15,676,361 km (0.1 R)
• M20: 16,229,125 km (0.116 R)
• M21: 18,099,398 km (0.072 R)
• M22: 18,845,143 km (0.11 R)
• M23: 20,253,308 km (0.089 R)
• M24: 24,981,648 km (0.092 R)
• M25: 31,549,443 km (0.104 R)
• M26: 34,039,948 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.1

Radius: 12.4

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.45 AU - 10.67 AU

Year: 9767 Days

Day: 14.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,494,015 km

• M1: 154,535 km (0.093 R)
• M2: 574,605 km (0.105 R)
• M3: 1,227,600 km (0.093 R)
• M4: 1,821,354 km (0.111 R)
• M5: 2,306,650 km (0.077 R)
• M6: 3,416,666 km (0.041 R)
• M7: 4,306,923 km (0.09 R)
• M8: 4,697,972 km (0.09 R)
• M9: 8,095,339 km (0.054 R)
• M10: 9,174,688 km (0.066 R)
• M11: 9,672,849 km (0.076 R)
• M12: 11,164,938 km (0.12 R)
• M13: 12,743,943 km (0.071 R)
• M14: 15,280,974 km (0.05 R)
• M15: 16,631,693 km (0.12 R)
• M16: 18,528,295 km (0.059 R)
• M17: 19,245,168 km (0.117 R)
• M18: 23,661,596 km (0.039 R)
• M19: 27,158,147 km (0.117 R)
• M20: 30,543,098 km (0.12 R)
• M21: 33,610,154 km (0.107 R)
• M22: 34,081,387 km (0.111 R)
• M23: 34,676,487 km (0.029 R)
• M24: 36,503,825 km (0.12 R)
• M25: 37,630,447 km (0.09 R)
• M26: 39,298,762 km (0.063 R)
• M27: 41,419,013 km (0.081 R)
• M28: 51,129,560 km (0.115 R)
• M29: 53,493,955 km (0.082 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 13,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit