🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.54 AU - 2.5 AU

Year: 1038 Days

Day: 44.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.4 AU - 3.18 AU

Year: 1685 Days

Day: 20.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.04 AU - 3.72 AU

Year: 2247 Days

Day: 40.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.3

Radius: 8.1

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.56 AU - 7.54 AU

Year: 5382 Days

Day: 13.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,192,457 km

• M1: 100,829 km (0.04 R)
• M2: 461,509 km (0.12 R)
• M3: 880,383 km (0.059 R)
• M4: 1,374,206 km (0.099 R)
• M5: 1,867,729 km (0.037 R)
• M6: 3,416,516 km (0.101 R)
• M7: 3,839,729 km (0.082 R)
• M8: 4,475,220 km (0.11 R)
• M9: 6,468,762 km (0.091 R)
• M10: 6,942,837 km (0.104 R)
• M11: 7,884,556 km (0.111 R)
• M12: 8,229,528 km (0.062 R)
• M13: 10,654,061 km (0.049 R)
• M14: 11,123,798 km (0.103 R)
• M15: 12,720,008 km (0.078 R)
• M16: 14,520,269 km (0.059 R)
• M17: 14,807,048 km (0.028 R)
• M18: 17,691,594 km (0.045 R)
• M19: 19,507,562 km (0.064 R)
• M20: 21,370,654 km (0.103 R)
• M21: 24,302,324 km (0.09 R)
• M22: 24,788,517 km (0.078 R)
• M23: 25,864,125 km (0.115 R)
• M24: 28,285,965 km (0.064 R)
• M25: 29,460,309 km (0.105 R)
• M26: 31,520,870 km (0.091 R)
• M27: 32,196,304 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.5

Radius: 11.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.68 AU - 7.68 AU

Year: 5556 Days

Day: 8.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,192,457 km

• M1: 145,559 km (0.062 R)
• M2: 520,601 km (0.116 R)
• M3: 1,168,060 km (0.113 R)
• M4: 1,924,277 km (0.051 R)
• M5: 2,735,846 km (0.118 R)
• M6: 3,212,465 km (0.079 R)
• M7: 5,928,264 km (0.108 R)
• M8: 6,537,876 km (0.113 R)
• M9: 8,166,099 km (0.12 R)
• M10: 8,653,788 km (0.114 R)
• M11: 16,737,309 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.1

Radius: 15

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.09 AU - 7.15 AU

Year: 6871 Days

Day: 8.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,192,457 km

• M1: 186,549 km (0.118 R)
• M2: 847,771 km (0.102 R)
• M3: 1,588,281 km (0.117 R)
• M4: 2,186,373 km (0.072 R)
• M5: 2,836,824 km (0.086 R)
• M6: 3,546,666 km (0.077 R)
• M7: 4,167,797 km (0.086 R)
• M8: 4,639,928 km (0.118 R)
• M9: 5,118,641 km (0.096 R)
• M10: 7,795,994 km (0.044 R)
• M11: 8,353,545 km (0.115 R)
• M12: 9,239,912 km (0.069 R)
• M13: 10,002,712 km (0.108 R)
• M14: 10,470,953 km (0.099 R)
• M15: 14,287,494 km (0.094 R)
• M16: 17,971,641 km (0.112 R)
• M17: 19,521,325 km (0.091 R)
• M18: 22,485,308 km (0.042 R)
• M19: 23,783,967 km (0.099 R)
• M20: 24,705,340 km (0.106 R)
• M21: 26,619,595 km (0.098 R)
• M22: 28,818,683 km (0.092 R)
• M23: 30,643,777 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.9

Radius: 14.3

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.99 AU - 8.63 AU

Year: 8663 Days

Day: 14.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 167 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,192,457 km

• M1: 177,872 km (0.062 R)
• M2: 650,601 km (0.106 R)
• M3: 1,103,883 km (0.11 R)
• M4: 1,810,284 km (0.051 R)
• M5: 2,910,127 km (0.102 R)
• M6: 3,633,433 km (0.115 R)
• M7: 5,637,596 km (0.054 R)
• M8: 6,654,412 km (0.105 R)
• M9: 7,545,268 km (0.1 R)
• M10: 8,040,886 km (0.054 R)
• M11: 9,852,516 km (0.092 R)
• M12: 11,758,243 km (0.099 R)
• M13: 13,178,226 km (0.063 R)
• M14: 13,777,216 km (0.112 R)
• M15: 14,901,294 km (0.085 R)
• M16: 20,728,431 km (0.045 R)
• M17: 21,457,571 km (0.093 R)
• M18: 26,478,823 km (0.071 R)
• M19: 29,110,399 km (0.106 R)
• M20: 30,749,543 km (0.114 R)
• M21: 31,379,949 km (0.086 R)
• M22: 33,212,822 km (0.093 R)
• M23: 37,805,476 km (0.075 R)
• M24: 38,650,555 km (0.115 R)
• M25: 45,057,532 km (0.082 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 13,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit