🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.56 AU - 0.84 AU

Year: 205 Days

Day: 30.6 Hours

Environment

Temp: 218 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,013,976 km

• M1: 110,553 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.79 AU - 0.91 AU

Year: 274 Days

Day: 30.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.79 AU - 1.27 AU

Year: 366 Days

Day: 34.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.82 AU - 1.28 AU

Year: 376 Days

Day: 23.1 Hours

Environment

Temp: 75 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,013,976 km

• M1: 130,150 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.07 AU - 1.31 AU

Year: 454 Days

Day: 37.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 51,013,976 km

• M1: 66,870 km (0.085 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.33 AU - 5.75 AU

Year: 3958 Days

Day: 27.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.7

Radius: 11.2

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.93 AU - 11.31 AU

Year: 12973 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,013,976 km

• M1: 169,195 km (0.117 R)
• M2: 804,089 km (0.114 R)
• M3: 1,308,832 km (0.074 R)
• M4: 2,322,806 km (0.1 R)
• M5: 3,369,094 km (0.12 R)
• M6: 5,279,758 km (0.054 R)
• M7: 7,779,837 km (0.078 R)
• M8: 8,246,433 km (0.101 R)
• M9: 9,287,634 km (0.118 R)
• M10: 11,871,788 km (0.058 R)
• M11: 12,681,411 km (0.115 R)
• M12: 21,429,297 km (0.102 R)
• M13: 24,660,461 km (0.11 R)
• M14: 25,669,499 km (0.082 R)
• M15: 27,127,928 km (0.105 R)
• M16: 31,247,704 km (0.053 R)
• M17: 31,834,726 km (0.109 R)
• M18: 33,273,409 km (0.097 R)
• M19: 35,766,757 km (0.094 R)
• M20: 42,397,383 km (0.109 R)
• M21: 45,473,863 km (0.113 R)
• M22: 50,927,304 km (0.1 R)
• M23: 52,067,988 km (0.076 R)
• M24: 60,534,180 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.5

Radius: 6.3

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 16.39 AU - 17.03 AU

Year: 23897 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,013,976 km

• M1: 78,389 km (0.098 R)
• M2: 556,055 km (0.096 R)
• M3: 845,078 km (0.051 R)
• M4: 1,481,468 km (0.068 R)
• M5: 1,698,534 km (0.045 R)
• M6: 3,757,450 km (0.091 R)
• M7: 5,750,393 km (0.077 R)
• M8: 7,385,497 km (0.099 R)
• M9: 7,884,556 km (0.071 R)
• M10: 10,723,026 km (0.093 R)
• M11: 10,952,808 km (0.101 R)
• M12: 11,481,786 km (0.053 R)
• M13: 19,990,464 km (0.102 R)
• M14: 29,736,766 km (0.072 R)
• M15: 35,239,873 km (0.093 R)
• M16: 59,967,503 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.2

Radius: 5.2

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 17.04 AU - 23.98 AU

Year: 32496 Days

Day: 16 Hours

Environment

Temp: -207 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,013,976 km

• M1: 65,075 km (0.072 R)
• M2: 269,426 km (0.045 R)
• M3: 454,179 km (0.081 R)
• M4: 1,012,778 km (0.079 R)
• M5: 1,333,216 km (0.036 R)
• M6: 1,496,128 km (0.107 R)
• M7: 1,687,614 km (0.103 R)
• M8: 1,895,704 km (0.094 R)
• M9: 2,461,633 km (0.098 R)
• M10: 2,860,311 km (0.103 R)
• M11: 4,707,396 km (0.083 R)
• M12: 5,187,306 km (0.116 R)
• M13: 6,095,515 km (0.072 R)
• M14: 9,801,204 km (0.098 R)
• M15: 10,369,825 km (0.115 R)
• M16: 11,572,442 km (0.103 R)
• M17: 12,623,218 km (0.097 R)
• M18: 13,110,159 km (0.062 R)
• M19: 14,513,537 km (0.112 R)
• M20: 15,319,869 km (0.117 R)
• M21: 16,369,149 km (0.112 R)
• M22: 17,765,944 km (0.065 R)
• M23: 21,216,868 km (0.1 R)
• M24: 28,362,560 km (0.098 R)
• M25: 28,882,113 km (0.09 R)
• M26: 29,620,079 km (0.041 R)
• M27: 32,584,511 km (0.113 R)
• M28: 35,500,173 km (0.083 R)
• M29: 35,982,327 km (0.051 R)
• M30: 50,102,421 km (0.07 R)
• M31: 50,405,058 km (0.083 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 17,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit