🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.82 AU - 1.12 AU

Year: 344 Days

Day: 22.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,951,391 km

• M1: 15,558 km (0.1 R)
• M2: 96,042 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.08 AU - 1.62 AU

Year: 565 Days

Day: 25.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.48 AU - 1.7 AU

Year: 722 Days

Day: 24.7 Hours

Environment

Temp: -31 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.71 AU - 1.85 AU

Year: 855 Days

Day: 30.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,951,391 km

• M1: 66,421 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.71 AU - 3.43 AU

Year: 1936 Days

Day: 28.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547

Radius: 14.4

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.69 AU - 12.55 AU

Year: 12455 Days

Day: 6.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,951,391 km

• M1: 179,069 km (0.099 R)
• M2: 640,728 km (0.064 R)
• M3: 1,564,195 km (0.106 R)
• M4: 2,267,455 km (0.082 R)
• M5: 2,884,397 km (0.116 R)
• M6: 3,388,990 km (0.116 R)
• M7: 3,979,902 km (0.097 R)
• M8: 4,853,853 km (0.086 R)
• M9: 5,437,583 km (0.086 R)
• M10: 7,990,770 km (0.11 R)
• M11: 10,768,803 km (0.064 R)
• M12: 12,464,794 km (0.107 R)
• M13: 13,881,037 km (0.118 R)
• M14: 14,661,339 km (0.062 R)
• M15: 20,967,488 km (0.096 R)
• M16: 21,908,309 km (0.108 R)
• M17: 28,052,742 km (0.063 R)
• M18: 28,880,617 km (0.118 R)
• M19: 34,546,636 km (0.068 R)
• M20: 35,139,193 km (0.102 R)
• M21: 37,080,974 km (0.1 R)
• M22: 39,736,934 km (0.075 R)
• M23: 43,198,031 km (0.081 R)
• M24: 44,024,409 km (0.104 R)
• M25: 50,561,986 km (0.052 R)
• M26: 51,019,606 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.3

Radius: 4.5

Gravity: 41 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 14.44 AU - 14.44 AU

Year: 19748 Days

Day: 18 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,951,391 km

• M1: 73,303 km (0.092 R)
• M2: 423,661 km (0.048 R)
• M3: 1,568,982 km (0.025 R)
• M4: 3,385,849 km (0.109 R)
• M5: 4,194,276 km (0.107 R)
• M6: 7,430,377 km (0.078 R)
• M7: 9,629,914 km (0.078 R)
• M8: 11,688,381 km (0.11 R)
• M9: 13,650,656 km (0.117 R)
• M10: 14,478,232 km (0.101 R)
• M11: 19,966,080 km (0.115 R)
• M12: 20,252,709 km (0.089 R)
• M13: 22,337,056 km (0.101 R)
• M14: 25,781,398 km (0.09 R)
• M15: 28,706,485 km (0.075 R)
• M16: 31,072,226 km (0.036 R)
• M17: 35,066,788 km (0.084 R)
• M18: 37,475,613 km (0.115 R)
• M19: 38,646,366 km (0.064 R)
• M20: 41,369,496 km (0.12 R)
• M21: 42,148,003 km (0.065 R)
• M22: 44,867,842 km (0.061 R)
• M23: 45,195,462 km (0.088 R)
• M24: 46,856,746 km (0.105 R)
• M25: 51,009,433 km (0.108 R)
• M26: 60,834,423 km (0.028 R)
• M27: 66,825,369 km (0.092 R)
• M28: 75,948,894 km (0.027 R)
• M29: 78,530,654 km (0.114 R)
• M30: 78,768,216 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.9

Radius: 4.9

Gravity: 20.2 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 16.51 AU - 16.97 AU

Year: 24649 Days

Day: 17.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,951,391 km

• M1: 61,036 km (0.098 R)
• M2: 293,511 km (0.081 R)
• M3: 471,233 km (0.047 R)
• M4: 702,960 km (0.074 R)
• M5: 1,008,589 km (0.101 R)
• M6: 1,206,357 km (0.055 R)
• M7: 1,902,287 km (0.057 R)
• M8: 2,381,299 km (0.054 R)
• M9: 2,710,115 km (0.059 R)
• M10: 4,234,517 km (0.027 R)
• M11: 5,121,034 km (0.055 R)
• M12: 9,002,052 km (0.072 R)
• M13: 10,211,850 km (0.034 R)
• M14: 11,722,788 km (0.119 R)
• M15: 13,376,593 km (0.105 R)
• M16: 19,260,277 km (0.044 R)
• M17: 22,556,068 km (0.042 R)
• M18: 28,531,904 km (0.092 R)
• M19: 29,498,307 km (0.114 R)
• M20: 30,988,601 km (0.066 R)
• M21: 35,759,277 km (0.104 R)
• M22: 37,739,354 km (0.116 R)
• M23: 39,197,784 km (0.087 R)
• M24: 40,844,856 km (0.113 R)
• M25: 44,276,482 km (0.036 R)
• M26: 56,465,417 km (0.117 R)
• M27: 63,728,693 km (0.114 R)
• M28: 77,252,490 km (0.089 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 12,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit