🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.63 AU - 0.95 AU

Year: 258 Days

Day: 27 Hours

Environment

Temp: 102 °C

Axial Tilt: 53.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.87 AU - 1.21 AU

Year: 389 Days

Day: 22 Hours

Environment

Temp: 10 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,620,865 km

• M1: 29,770 km (0.027 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.07 AU - 2.69 AU

Year: 1348 Days

Day: 31.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.6 AU - 2.7 AU

Year: 1584 Days

Day: 38.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.4

Radius: 14

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.02 AU - 5.08 AU

Year: 4166 Days

Day: 7 Hours

Environment

Temp: -136 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,620,865 km

• M1: 174,132 km (0.071 R)
• M2: 801,845 km (0.057 R)
• M3: 1,420,282 km (0.118 R)
• M4: 2,307,248 km (0.086 R)
• M5: 3,039,380 km (0.104 R)
• M6: 4,539,996 km (0.098 R)
• M7: 5,508,044 km (0.099 R)
• M8: 6,639,453 km (0.08 R)
• M9: 7,292,747 km (0.099 R)
• M10: 7,785,372 km (0.088 R)
• M11: 8,584,075 km (0.071 R)
• M12: 9,022,248 km (0.056 R)
• M13: 9,785,646 km (0.09 R)
• M14: 11,354,778 km (0.102 R)
• M15: 11,794,446 km (0.097 R)
• M16: 12,614,392 km (0.096 R)
• M17: 17,586,426 km (0.104 R)
• M18: 20,667,095 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.2

Radius: 13.3

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.37 AU - 5.89 AU

Year: 4265 Days

Day: 13.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,620,865 km

• M1: 165,455 km (0.067 R)
• M2: 812,167 km (0.043 R)
• M3: 1,331,421 km (0.081 R)
• M4: 2,294,233 km (0.069 R)
• M5: 2,874,972 km (0.098 R)
• M6: 3,986,634 km (0.074 R)
• M7: 5,311,772 km (0.101 R)
• M8: 6,336,367 km (0.119 R)
• M9: 8,737,264 km (0.119 R)
• M10: 10,292,334 km (0.107 R)
• M11: 11,319,173 km (0.1 R)
• M12: 13,786,042 km (0.076 R)
• M13: 14,536,575 km (0.071 R)
• M14: 20,029,210 km (0.078 R)
• M15: 20,922,459 km (0.116 R)
• M16: 22,058,356 km (0.119 R)
• M17: 23,686,728 km (0.119 R)
• M18: 24,144,498 km (0.031 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.5

Radius: 9.4

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.45 AU - 5.97 AU

Year: 5009 Days

Day: 12.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,620,865 km

• M1: 116,836 km (0.107 R)
• M2: 411,095 km (0.063 R)
• M3: 720,164 km (0.085 R)
• M4: 1,184,815 km (0.109 R)
• M5: 1,693,597 km (0.081 R)
• M6: 2,049,790 km (0.106 R)
• M7: 3,097,873 km (0.097 R)
• M8: 3,750,119 km (0.099 R)
• M9: 4,404,311 km (0.092 R)
• M10: 6,769,603 km (0.078 R)
• M11: 7,303,966 km (0.043 R)
• M12: 9,290,327 km (0.106 R)
• M13: 10,602,599 km (0.113 R)
• M14: 11,079,667 km (0.074 R)
• M15: 12,077,036 km (0.099 R)
• M16: 14,106,481 km (0.118 R)
• M17: 15,377,614 km (0.089 R)
• M18: 16,564,224 km (0.102 R)
• M19: 17,425,010 km (0.084 R)
• M20: 17,755,322 km (0.112 R)
• M21: 18,089,823 km (0.039 R)
• M22: 18,428,662 km (0.104 R)
• M23: 20,186,288 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.1

Radius: 12.1

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.15 AU - 8.17 AU

Year: 7782 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,620,865 km

• M1: 150,495 km (0.102 R)
• M2: 733,030 km (0.077 R)
• M3: 2,236,787 km (0.108 R)
• M4: 4,605,370 km (0.049 R)
• M5: 8,264,834 km (0.099 R)
• M6: 9,160,626 km (0.031 R)
• M7: 9,632,308 km (0.068 R)
• M8: 10,370,274 km (0.12 R)
• M9: 11,574,387 km (0.043 R)
• M10: 13,104,624 km (0.116 R)
• M11: 16,562,728 km (0.117 R)
• M12: 18,131,561 km (0.052 R)
• M13: 18,576,166 km (0.099 R)
• M14: 26,338,201 km (0.037 R)
• M15: 27,293,982 km (0.119 R)
• M16: 27,780,325 km (0.105 R)
• M17: 31,137,301 km (0.074 R)
• M18: 33,742,398 km (0.077 R)
• M19: 41,650,142 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 15,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit