🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.33 AU - 1.79 AU

Year: 738 Days

Day: 37.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,455,710 km

• M1: 1,126,921 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.55 AU - 2.37 AU

Year: 1039 Days

Day: 32.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.49 AU - 3.53 AU

Year: 1978 Days

Day: 13.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,455,710 km

• M1: 666,459 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.13 AU - 4.19 AU

Year: 2652 Days

Day: 13.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,455,710 km

• M1: 1,129,165 km (0.054 R)

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.7

Radius: 14.1

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.33 AU - 6.89 AU

Year: 5033 Days

Day: 5.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,455,710 km

• M1: 175,329 km (0.12 R)
• M2: 786,586 km (0.112 R)
• M3: 1,604,587 km (0.054 R)
• M4: 2,186,223 km (0.073 R)
• M5: 2,661,945 km (0.056 R)
• M6: 3,365,055 km (0.1 R)
• M7: 11,145,191 km (0.107 R)
• M8: 14,665,977 km (0.104 R)
• M9: 15,736,798 km (0.087 R)
• M10: 26,586,534 km (0.028 R)
• M11: 27,499,978 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731

Radius: 13.6

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.44 AU - 8.6 AU

Year: 7810 Days

Day: 7.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,455,710 km

• M1: 169,195 km (0.038 R)
• M2: 785,090 km (0.075 R)
• M3: 1,629,121 km (0.03 R)
• M4: 2,333,577 km (0.109 R)
• M5: 2,857,020 km (0.08 R)
• M6: 4,040,788 km (0.085 R)
• M7: 6,155,952 km (0.093 R)
• M8: 7,318,777 km (0.115 R)
• M9: 8,325,421 km (0.117 R)
• M10: 9,150,603 km (0.064 R)
• M11: 9,699,328 km (0.04 R)
• M12: 11,795,493 km (0.096 R)
• M13: 12,836,844 km (0.105 R)
• M14: 13,819,851 km (0.087 R)
• M15: 14,666,426 km (0.119 R)
• M16: 16,731,475 km (0.092 R)
• M17: 22,319,853 km (0.111 R)
• M18: 26,028,534 km (0.071 R)
• M19: 35,529,793 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.9

Radius: 8.5

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.35 AU - 9.63 AU

Year: 10209 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,455,710 km

• M1: 105,766 km (0.113 R)
• M2: 677,978 km (0.113 R)
• M3: 1,108,071 km (0.069 R)
• M4: 1,485,956 km (0.036 R)
• M5: 1,821,055 km (0.057 R)
• M6: 2,206,419 km (0.099 R)
• M7: 2,574,430 km (0.059 R)
• M8: 3,412,926 km (0.118 R)
• M9: 5,038,456 km (0.096 R)
• M10: 5,529,436 km (0.089 R)
• M11: 5,957,436 km (0.103 R)
• M12: 6,674,608 km (0.119 R)
• M13: 6,984,126 km (0.082 R)
• M14: 10,444,923 km (0.069 R)
• M15: 12,234,563 km (0.108 R)
• M16: 13,121,678 km (0.105 R)
• M17: 13,390,505 km (0.104 R)
• M18: 17,945,611 km (0.108 R)
• M19: 19,089,735 km (0.113 R)
• M20: 26,307,384 km (0.114 R)
• M21: 28,315,287 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.1

Radius: 3.5

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 16.05 AU - 17.67 AU

Year: 26220 Days

Day: 18 Hours

Environment

Temp: -201 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,455,710 km

• M1: 43,683 km (0.111 R)
• M2: 192,832 km (0.061 R)
• M3: 382,522 km (0.063 R)
• M4: 1,187,508 km (0.115 R)
• M5: 1,877,154 km (0.064 R)
• M6: 3,604,860 km (0.043 R)
• M7: 4,903,369 km (0.109 R)
• M8: 8,190,184 km (0.025 R)
• M9: 11,161,946 km (0.084 R)
• M10: 12,638,627 km (0.076 R)
• M11: 15,474,404 km (0.091 R)
• M12: 17,001,948 km (0.1 R)
• M13: 17,840,743 km (0.104 R)
• M14: 28,322,617 km (0.102 R)
• M15: 28,534,148 km (0.116 R)
• M16: 36,370,534 km (0.108 R)
• M17: 38,921,925 km (0.069 R)
• M18: 39,842,401 km (0.094 R)
• M19: 41,726,586 km (0.107 R)
• M20: 42,413,689 km (0.055 R)
• M21: 44,093,374 km (0.056 R)
• M22: 45,237,349 km (0.074 R)
• M23: 45,671,482 km (0.119 R)
• M24: 49,550,555 km (0.088 R)
• M25: 50,475,967 km (0.083 R)
• M26: 50,786,981 km (0.092 R)
• M27: 51,412,749 km (0.105 R)
• M28: 53,643,552 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 15,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit