🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.77 AU - 0.89 AU

Year: 276 Days

Day: 45.9 Hours

Environment

Temp: 118 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,400,507 km

• M1: 480,359 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.99 AU - 1.15 AU

Year: 404 Days

Day: 24.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.14 AU - 1.64 AU

Year: 599 Days

Day: 47.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,400,507 km

• M1: 700,268 km (0.036 R)
• M2: 1,075,309 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.56 AU - 1.58 AU

Year: 719 Days

Day: 38.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.47 AU - 4.07 AU

Year: 2160 Days

Day: 44.4 Hours

Environment

Temp: -106 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 12.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.01 AU - 5.69 AU

Year: 3901 Days

Day: 14.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 99.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,400,507 km

• M1: 154,235 km (0.03 R)
• M2: 641,176 km (0.11 R)
• M3: 1,121,984 km (0.08 R)
• M4: 1,750,594 km (0.103 R)
• M5: 2,195,199 km (0.092 R)
• M6: 2,731,657 km (0.072 R)
• M7: 3,208,575 km (0.101 R)
• M8: 5,283,198 km (0.082 R)
• M9: 6,197,391 km (0.119 R)
• M10: 7,309,202 km (0.042 R)
• M11: 8,132,739 km (0.088 R)
• M12: 8,763,144 km (0.092 R)
• M13: 9,654,448 km (0.084 R)
• M14: 12,102,019 km (0.118 R)
• M15: 14,732,548 km (0.089 R)
• M16: 18,485,510 km (0.095 R)
• M17: 20,774,357 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.8

Radius: 11.1

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.95 AU - 6.39 AU

Year: 5598 Days

Day: 8.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,400,507 km

• M1: 138,079 km (0.114 R)
• M2: 559,047 km (0.092 R)
• M3: 1,286,841 km (0.111 R)
• M4: 1,683,724 km (0.09 R)
• M5: 2,353,025 km (0.119 R)
• M6: 2,898,608 km (0.102 R)
• M7: 3,335,883 km (0.094 R)
• M8: 3,748,773 km (0.104 R)
• M9: 7,705,786 km (0.041 R)
• M10: 8,392,141 km (0.116 R)
• M11: 9,202,214 km (0.045 R)
• M12: 10,513,888 km (0.093 R)
• M13: 10,883,843 km (0.105 R)
• M14: 12,451,779 km (0.077 R)
• M15: 13,613,705 km (0.108 R)
• M16: 15,848,997 km (0.118 R)
• M17: 18,991,300 km (0.116 R)
• M18: 29,937,526 km (0.1 R)
• M19: 32,112,529 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.4

Radius: 11.5

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 8.48 AU - 9.1 AU

Year: 9519 Days

Day: 12.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 29,400,507 km

• M1: 143,016 km (0.082 R)
• M2: 532,868 km (0.118 R)
• M3: 939,923 km (0.114 R)
• M4: 1,471,145 km (0.067 R)
• M5: 1,860,549 km (0.106 R)
• M6: 2,266,557 km (0.03 R)
• M7: 2,634,119 km (0.106 R)
• M8: 3,329,151 km (0.069 R)
• M9: 4,668,800 km (0.105 R)
• M10: 5,084,383 km (0.05 R)
• M11: 5,460,322 km (0.106 R)
• M12: 6,059,312 km (0.058 R)
• M13: 7,388,788 km (0.094 R)
• M14: 8,681,763 km (0.066 R)
• M15: 9,687,210 km (0.113 R)
• M16: 11,129,034 km (0.104 R)
• M17: 11,874,181 km (0.119 R)
• M18: 14,125,929 km (0.112 R)
• M19: 14,872,721 km (0.12 R)
• M20: 17,694,735 km (0.085 R)
• M21: 19,840,268 km (0.047 R)
• M22: 22,906,875 km (0.114 R)
• M23: 24,376,075 km (0.113 R)
• M24: 26,183,816 km (0.062 R)
• M25: 28,371,236 km (0.034 R)
• M26: 31,508,752 km (0.069 R)
• M27: 33,542,087 km (0.059 R)
• M28: 38,225,248 km (0.114 R)
• M29: 40,288,801 km (0.077 R)
• M30: 41,916,127 km (0.084 R)
• M31: 42,553,563 km (0.036 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90

Radius: 10.8

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.62 AU - 12.3 AU

Year: 13253 Days

Day: 9.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,400,507 km

• M1: 134,488 km (0.117 R)
• M2: 533,915 km (0.102 R)
• M3: 1,176,587 km (0.092 R)
• M4: 1,830,629 km (0.071 R)
• M5: 2,226,016 km (0.055 R)
• M6: 3,452,569 km (0.088 R)
• M7: 4,131,744 km (0.061 R)
• M8: 5,525,697 km (0.043 R)
• M9: 7,176,958 km (0.088 R)
• M10: 9,874,507 km (0.058 R)
• M11: 10,302,207 km (0.102 R)
• M12: 12,333,447 km (0.073 R)
• M13: 14,618,554 km (0.118 R)
• M14: 18,490,746 km (0.078 R)
• M15: 21,115,739 km (0.068 R)
• M16: 21,469,389 km (0.11 R)
• M17: 22,188,506 km (0.058 R)
• M18: 23,523,218 km (0.039 R)
• M19: 24,675,870 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 13,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit