🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.48 AU - 0.68 AU

Year: 197 Days

Day: 43.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.87 AU - 1.37 AU

Year: 529 Days

Day: 33 Hours

Environment

Temp: -69 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.09 AU - 2.21 AU

Year: 1407 Days

Day: 45.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38

Radius: 14.8

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.09 AU - 2.99 AU

Year: 1806 Days

Day: 7.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 23,451,679 km

• M1: 186,848 km (0.053 R)
• M2: 801,994 km (0.077 R)
• M3: 1,660,237 km (0.096 R)
• M4: 2,394,015 km (0.088 R)
• M5: 3,113,431 km (0.055 R)
• M6: 4,132,342 km (0.057 R)
• M7: 4,632,747 km (0.071 R)

Asteroid Belt

Center: 2.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.7

Radius: 9.8

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.89 AU - 3.27 AU

Year: 2412 Days

Day: 7.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 73.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,451,679 km

• M1: 121,922 km (0.08 R)
• M2: 517,459 km (0.025 R)
• M3: 869,762 km (0.107 R)
• M4: 2,873,326 km (0.066 R)
• M5: 3,223,086 km (0.119 R)
• M6: 3,533,502 km (0.083 R)
• M7: 3,864,113 km (0.053 R)
• M8: 4,291,963 km (0.067 R)
• M9: 4,668,950 km (0.103 R)
• M10: 8,349,506 km (0.09 R)
• M11: 9,824,691 km (0.102 R)
• M12: 11,731,465 km (0.065 R)
• M13: 12,995,417 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550

Radius: 14.2

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.26 AU - 5.9 AU

Year: 5109 Days

Day: 11.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 99.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 23,451,679 km

• M1: 178,470 km (0.111 R)
• M2: 662,569 km (0.081 R)
• M3: 1,442,572 km (0.06 R)
• M4: 2,001,171 km (0.106 R)
• M5: 3,485,182 km (0.12 R)
• M6: 4,317,993 km (0.106 R)
• M7: 5,444,465 km (0.058 R)
• M8: 6,411,466 km (0.057 R)
• M9: 7,490,365 km (0.115 R)
• M10: 8,348,608 km (0.059 R)
• M11: 8,917,529 km (0.109 R)
• M12: 10,091,424 km (0.083 R)
• M13: 11,550,003 km (0.054 R)
• M14: 12,161,708 km (0.057 R)
• M15: 12,844,473 km (0.077 R)
• M16: 17,127,909 km (0.092 R)
• M17: 17,862,135 km (0.111 R)
• M18: 20,394,379 km (0.093 R)
• M19: 21,640,379 km (0.1 R)
• M20: 23,231,353 km (0.053 R)
• M21: 23,828,846 km (0.086 R)
• M22: 24,821,728 km (0.082 R)
• M23: 26,483,610 km (0.116 R)
• M24: 27,548,747 km (0.109 R)
• M25: 28,387,542 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199

Radius: 8

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.62 AU - 7.14 AU

Year: 8053 Days

Day: 9.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 23,451,679 km

• M1: 101,577 km (0.074 R)
• M2: 575,204 km (0.066 R)
• M3: 963,410 km (0.092 R)
• M4: 1,303,745 km (0.089 R)
• M5: 1,864,887 km (0.095 R)
• M6: 2,561,265 km (0.108 R)
• M7: 3,033,695 km (0.116 R)
• M8: 3,817,289 km (0.101 R)
• M9: 5,358,745 km (0.036 R)
• M10: 7,480,193 km (0.115 R)
• M11: 8,114,488 km (0.09 R)
• M12: 8,482,199 km (0.107 R)
• M13: 8,822,534 km (0.089 R)
• M14: 9,290,327 km (0.083 R)
• M15: 11,374,674 km (0.1 R)
• M16: 13,546,686 km (0.071 R)
• M17: 14,275,377 km (0.117 R)
• M18: 15,029,799 km (0.112 R)
• M19: 16,972,477 km (0.102 R)
• M20: 18,252,586 km (0.093 R)
• M21: 21,003,990 km (0.074 R)
• M22: 22,334,962 km (0.072 R)
• M23: 22,622,190 km (0.106 R)
• M24: 25,788,728 km (0.059 R)
• M25: 26,503,656 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.3

Radius: 12.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.19 AU - 10.55 AU

Year: 11788 Days

Day: 11.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 23,451,679 km

• M1: 151,692 km (0.096 R)
• M2: 547,977 km (0.064 R)
• M3: 1,072,766 km (0.106 R)
• M4: 1,496,278 km (0.059 R)
• M5: 2,214,348 km (0.037 R)
• M6: 3,009,460 km (0.076 R)
• M7: 3,422,949 km (0.103 R)
• M8: 4,801,344 km (0.106 R)
• M9: 5,616,203 km (0.098 R)
• M10: 6,761,824 km (0.051 R)
• M11: 7,875,730 km (0.112 R)
• M12: 8,288,620 km (0.074 R)
• M13: 9,058,450 km (0.057 R)
• M14: 13,253,474 km (0.114 R)
• M15: 13,773,177 km (0.044 R)
• M16: 16,208,630 km (0.056 R)
• M17: 25,218,760 km (0.114 R)
• M18: 27,247,607 km (0.119 R)
• M19: 28,301,823 km (0.088 R)
• M20: 28,947,188 km (0.104 R)
• M21: 33,504,089 km (0.079 R)
• M22: 34,959,227 km (0.113 R)
• M23: 36,836,980 km (0.108 R)
• M24: 37,865,465 km (0.105 R)
• M25: 39,310,730 km (0.115 R)
• M26: 44,442,535 km (0.035 R)
• M27: 44,877,267 km (0.064 R)
• M28: 50,317,393 km (0.076 R)
• M29: 51,902,981 km (0.026 R)
• M30: 55,174,088 km (0.109 R)
• M31: 56,181,630 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.1

Radius: 4.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.96 AU - 15.78 AU

Year: 23050 Days

Day: 15.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 23,451,679 km

• M1: 61,485 km (0.107 R)
• M2: 771,027 km (0.114 R)
• M3: 1,219,522 km (0.082 R)
• M4: 1,551,031 km (0.093 R)
• M5: 2,467,318 km (0.089 R)
• M6: 2,857,170 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 14,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit