🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.5 AU - 0.6 AU

Year: 143 Days

Day: 23.8 Hours

Environment

Temp: 262 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.65 AU - 0.73 AU

Year: 201 Days

Day: 28 Hours

Environment

Temp: 135 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,364,040 km

• M1: 222,302 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.58 AU - 0.8 AU

Year: 201 Days

Day: 46.5 Hours

Environment

Temp: 177 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.03 AU - 1.39 AU

Year: 468 Days

Day: 19.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.14 AU - 4.78 AU

Year: 3310 Days

Day: 34.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.4

Radius: 12.4

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.24 AU - 9.84 AU

Year: 10356 Days

Day: 8 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,364,040 km

• M1: 154,385 km (0.101 R)
• M2: 754,272 km (0.119 R)
• M3: 1,877,752 km (0.059 R)
• M4: 2,763,521 km (0.092 R)
• M5: 3,565,216 km (0.115 R)
• M6: 6,212,800 km (0.069 R)
• M7: 7,761,736 km (0.11 R)
• M8: 10,279,767 km (0.095 R)
• M9: 12,135,379 km (0.039 R)
• M10: 13,174,037 km (0.054 R)
• M11: 13,747,446 km (0.031 R)
• M12: 15,358,166 km (0.097 R)
• M13: 22,706,713 km (0.119 R)
• M14: 25,144,560 km (0.087 R)
• M15: 25,928,453 km (0.087 R)
• M16: 27,752,051 km (0.107 R)
• M17: 31,879,905 km (0.083 R)
• M18: 33,498,554 km (0.07 R)
• M19: 35,414,902 km (0.085 R)
• M20: 37,403,357 km (0.093 R)
• M21: 39,334,067 km (0.031 R)
• M22: 45,092,538 km (0.07 R)
• M23: 53,451,319 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.6

Radius: 10.7

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.12 AU - 11.9 AU

Year: 11975 Days

Day: 13.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,364,040 km

• M1: 133,890 km (0.069 R)
• M2: 777,311 km (0.106 R)
• M3: 1,301,202 km (0.092 R)
• M4: 1,825,094 km (0.11 R)
• M5: 2,525,212 km (0.107 R)
• M6: 2,916,261 km (0.118 R)
• M7: 3,591,845 km (0.116 R)
• M8: 4,340,283 km (0.059 R)
• M9: 5,093,359 km (0.097 R)
• M10: 8,450,784 km (0.083 R)
• M11: 9,672,998 km (0.046 R)
• M12: 11,117,216 km (0.102 R)
• M13: 13,607,722 km (0.057 R)
• M14: 13,982,464 km (0.048 R)
• M15: 14,557,668 km (0.028 R)
• M16: 18,498,076 km (0.108 R)
• M17: 19,663,443 km (0.075 R)
• M18: 20,142,904 km (0.1 R)
• M19: 21,544,337 km (0.097 R)
• M20: 23,811,643 km (0.075 R)
• M21: 27,207,365 km (0.078 R)
• M22: 29,956,974 km (0.103 R)
• M23: 35,528,746 km (0.077 R)
• M24: 39,815,922 km (0.112 R)
• M25: 40,971,715 km (0.066 R)
• M26: 44,299,370 km (0.066 R)
• M27: 45,819,135 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.3

Radius: 11.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 12.67 AU - 12.95 AU

Year: 16114 Days

Day: 6.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,364,040 km

• M1: 141,968 km (0.1 R)
• M2: 1,016,368 km (0.057 R)
• M3: 1,644,081 km (0.109 R)
• M4: 2,789,551 km (0.108 R)
• M5: 3,419,807 km (0.107 R)
• M6: 6,811,789 km (0.084 R)
• M7: 8,551,613 km (0.103 R)
• M8: 13,326,777 km (0.064 R)
• M9: 14,633,514 km (0.103 R)
• M10: 22,472,891 km (0.096 R)
• M11: 24,797,193 km (0.12 R)
• M12: 27,896,562 km (0.086 R)
• M13: 30,688,058 km (0.059 R)
• M14: 36,570,247 km (0.113 R)
• M15: 37,070,951 km (0.071 R)
• M16: 44,998,292 km (0.061 R)
• M17: 47,032,523 km (0.087 R)
• M18: 48,072,229 km (0.106 R)
• M19: 52,384,986 km (0.117 R)
• M20: 53,502,182 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.5

Radius: 13.1

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 11.98 AU - 13.84 AU

Year: 16303 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,364,040 km

• M1: 162,912 km (0.075 R)
• M2: 767,437 km (0.064 R)
• M3: 2,019,272 km (0.034 R)
• M4: 3,500,590 km (0.11 R)
• M5: 4,253,815 km (0.108 R)
• M6: 5,403,625 km (0.068 R)
• M7: 12,445,047 km (0.114 R)
• M8: 16,867,609 km (0.103 R)
• M9: 17,387,013 km (0.118 R)
• M10: 20,145,298 km (0.063 R)
• M11: 22,631,016 km (0.111 R)
• M12: 30,248,241 km (0.079 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 13,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit