🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.54 AU - 0.84 AU

Year: 207 Days

Day: 43.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.7 AU - 0.9 AU

Year: 259 Days

Day: 36.2 Hours

Environment

Temp: 159 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.35 AU - 3.47 AU

Year: 2277 Days

Day: 34.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,299,150 km

• M1: 43,383 km (0.078 R)
• M2: 319,092 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.56 AU - 4.34 AU

Year: 2839 Days

Day: 43.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,299,150 km

• M1: 43,084 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592

Radius: 11.1

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.93 AU - 5.97 AU

Year: 4601 Days

Day: 11.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,299,150 km

• M1: 138,079 km (0.05 R)
• M2: 619,485 km (0.109 R)
• M3: 1,076,057 km (0.057 R)
• M4: 1,422,377 km (0.098 R)
• M5: 1,781,411 km (0.116 R)
• M6: 2,475,994 km (0.047 R)
• M7: 3,265,123 km (0.051 R)
• M8: 4,766,487 km (0.056 R)
• M9: 6,374,515 km (0.082 R)
• M10: 6,940,144 km (0.113 R)
• M11: 7,607,650 km (0.12 R)
• M12: 8,390,945 km (0.082 R)
• M13: 9,032,271 km (0.049 R)
• M14: 9,384,873 km (0.088 R)
• M15: 9,869,271 km (0.05 R)
• M16: 13,335,304 km (0.114 R)
• M17: 16,823,777 km (0.09 R)
• M18: 19,875,274 km (0.106 R)
• M19: 26,888,871 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212

Radius: 11

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.08 AU - 6.42 AU

Year: 5651 Days

Day: 11.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,299,150 km

• M1: 137,032 km (0.069 R)
• M2: 713,731 km (0.07 R)
• M3: 1,374,206 km (0.076 R)
• M4: 2,077,615 km (0.08 R)
• M5: 2,696,352 km (0.106 R)
• M6: 4,591,458 km (0.07 R)
• M7: 7,498,444 km (0.07 R)
• M8: 8,254,960 km (0.068 R)
• M9: 8,599,334 km (0.065 R)
• M10: 10,035,624 km (0.058 R)
• M11: 10,995,593 km (0.095 R)
• M12: 12,912,839 km (0.109 R)
• M13: 13,854,259 km (0.031 R)
• M14: 15,145,588 km (0.091 R)
• M15: 16,733,569 km (0.03 R)
• M16: 18,255,129 km (0.104 R)
• M17: 18,900,793 km (0.107 R)
• M18: 21,313,209 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.9

Radius: 4.7

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 10.95 AU - 14.39 AU

Year: 16310 Days

Day: 20.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,299,150 km

• M1: 67,020 km (0.045 R)
• M2: 331,658 km (0.088 R)
• M3: 598,990 km (0.1 R)
• M4: 1,987,109 km (0.095 R)
• M5: 2,521,921 km (0.056 R)
• M6: 2,864,650 km (0.104 R)
• M7: 5,217,076 km (0.061 R)
• M8: 6,549,395 km (0.074 R)
• M9: 7,117,418 km (0.111 R)
• M10: 8,657,977 km (0.088 R)
• M11: 15,951,621 km (0.094 R)
• M12: 32,129,883 km (0.1 R)
• M13: 33,758,405 km (0.119 R)
• M14: 38,609,864 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.5

Radius: 7.7

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.36 AU - 15.76 AU

Year: 17069 Days

Day: 17.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,299,150 km

• M1: 95,743 km (0.061 R)
• M2: 905,217 km (0.119 R)
• M3: 1,550,732 km (0.063 R)
• M4: 1,854,415 km (0.087 R)
• M5: 2,651,173 km (0.117 R)
• M6: 4,232,423 km (0.072 R)
• M7: 4,591,607 km (0.039 R)
• M8: 4,900,377 km (0.094 R)
• M9: 7,512,356 km (0.117 R)
• M10: 7,845,212 km (0.109 R)
• M11: 8,088,906 km (0.082 R)
• M12: 8,438,517 km (0.101 R)
• M13: 11,053,487 km (0.118 R)
• M14: 12,248,924 km (0.109 R)
• M15: 13,808,781 km (0.057 R)
• M16: 17,072,408 km (0.099 R)
• M17: 17,399,878 km (0.03 R)
• M18: 18,322,149 km (0.08 R)
• M19: 18,579,308 km (0.103 R)
• M20: 20,172,824 km (0.064 R)
• M21: 21,664,016 km (0.111 R)
• M22: 22,339,001 km (0.105 R)
• M23: 23,731,009 km (0.092 R)
• M24: 24,241,737 km (0.097 R)
• M25: 30,115,996 km (0.059 R)
• M26: 32,433,716 km (0.091 R)
• M27: 33,189,634 km (0.105 R)
• M28: 36,062,063 km (0.077 R)
• M29: 36,331,040 km (0.099 R)
• M30: 36,873,332 km (0.072 R)
• M31: 48,882,002 km (0.068 R)
• M32: 49,875,332 km (0.087 R)
• M33: 53,109,787 km (0.106 R)
• M34: 61,898,213 km (0.064 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 19,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit