🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.65 AU - 1.05 AU

Year: 279 Days

Day: 15.4 Hours

Environment

Temp: 145 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.97 AU - 1.55 AU

Year: 504 Days

Day: 37.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.58 AU - 1.64 AU

Year: 728 Days

Day: 34.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.32 AU - 2.16 AU

Year: 818 Days

Day: 31.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.07 AU - 4.79 AU

Year: 2777 Days

Day: 24.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,120,911 km

• M1: 129,701 km (0.106 R)

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.1

Radius: 14.4

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.52 AU - 8.18 AU

Year: 6390 Days

Day: 14.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,120,911 km

• M1: 180,714 km (0.057 R)
• M2: 680,371 km (0.091 R)
• M3: 1,356,105 km (0.064 R)
• M4: 2,870,634 km (0.092 R)
• M5: 3,610,694 km (0.11 R)
• M6: 4,636,786 km (0.079 R)
• M7: 5,293,072 km (0.067 R)
• M8: 10,473,497 km (0.114 R)
• M9: 11,404,294 km (0.065 R)
• M10: 12,020,189 km (0.11 R)
• M11: 12,496,658 km (0.11 R)
• M12: 13,207,098 km (0.106 R)
• M13: 13,829,126 km (0.089 R)
• M14: 16,515,455 km (0.109 R)
• M15: 17,038,749 km (0.091 R)
• M16: 17,776,565 km (0.053 R)
• M17: 19,751,108 km (0.047 R)
• M18: 20,415,621 km (0.105 R)
• M19: 22,659,440 km (0.077 R)
• M20: 23,882,402 km (0.074 R)
• M21: 29,027,971 km (0.108 R)
• M22: 31,258,625 km (0.094 R)
• M23: 32,876,376 km (0.087 R)
• M24: 34,549,179 km (0.092 R)
• M25: 35,406,674 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.2

Radius: 10.3

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 7.83 AU - 12.11 AU

Year: 11221 Days

Day: 5.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,120,911 km

• M1: 128,505 km (0.107 R)
• M2: 509,231 km (0.09 R)
• M3: 2,557,974 km (0.106 R)
• M4: 2,900,553 km (0.084 R)
• M5: 3,372,235 km (0.112 R)
• M6: 4,842,034 km (0.117 R)
• M7: 6,310,337 km (0.118 R)
• M8: 7,570,550 km (0.107 R)
• M9: 8,750,727 km (0.12 R)
• M10: 10,313,427 km (0.098 R)
• M11: 14,445,769 km (0.089 R)
• M12: 18,130,065 km (0.062 R)
• M13: 18,839,608 km (0.089 R)
• M14: 19,814,238 km (0.044 R)
• M15: 24,619,920 km (0.12 R)
• M16: 26,280,307 km (0.065 R)
• M17: 28,223,134 km (0.071 R)
• M18: 28,962,447 km (0.115 R)
• M19: 29,931,841 km (0.085 R)
• M20: 34,145,714 km (0.049 R)
• M21: 38,352,107 km (0.096 R)
• M22: 38,868,668 km (0.105 R)
• M23: 40,180,193 km (0.112 R)
• M24: 41,929,142 km (0.033 R)
• M25: 44,718,095 km (0.094 R)
• M26: 49,892,386 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.7

Radius: 7.9

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 14.95 AU - 17.73 AU

Year: 23544 Days

Day: 17.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,120,911 km

• M1: 104,419 km (0.062 R)
• M2: 524,041 km (0.093 R)
• M3: 1,045,988 km (0.097 R)
• M4: 1,396,496 km (0.106 R)
• M5: 1,770,940 km (0.064 R)
• M6: 2,402,392 km (0.057 R)
• M7: 2,770,403 km (0.045 R)
• M8: 3,707,783 km (0.111 R)
• M9: 3,979,902 km (0.071 R)
• M10: 7,825,764 km (0.096 R)
• M11: 15,480,088 km (0.093 R)
• M12: 15,792,449 km (0.088 R)
• M13: 17,166,954 km (0.107 R)
• M14: 17,755,472 km (0.063 R)
• M15: 18,972,750 km (0.115 R)
• M16: 19,784,169 km (0.096 R)
• M17: 38,618,690 km (0.089 R)
• M18: 42,002,744 km (0.117 R)
• M19: 48,683,037 km (0.095 R)
• M20: 53,865,855 km (0.095 R)
• M21: 70,309,952 km (0.085 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 12,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit