🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.86 AU - 0.88 AU

Year: 287 Days

Day: 33.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,174,300 km

• M1: 37,100 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.73 AU - 1.17 AU

Year: 327 Days

Day: 15.3 Hours

Environment

Temp: 118 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.01 AU - 1.05 AU

Year: 369 Days

Day: 47 Hours

Environment

Temp: 152 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.4

Radius: 11.3

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.21 AU - 5.67 AU

Year: 4480 Days

Day: 9.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,174,300 km

• M1: 143,614 km (0.117 R)
• M2: 1,232,387 km (0.119 R)
• M3: 1,730,698 km (0.108 R)
• M4: 2,087,040 km (0.075 R)
• M5: 2,951,716 km (0.115 R)
• M6: 3,504,031 km (0.103 R)
• M7: 4,654,139 km (0.086 R)
• M8: 5,456,134 km (0.1 R)
• M9: 6,095,365 km (0.025 R)
• M10: 7,147,487 km (0.114 R)
• M11: 7,684,693 km (0.045 R)
• M12: 9,760,663 km (0.099 R)
• M13: 10,185,670 km (0.118 R)
• M14: 11,072,636 km (0.055 R)
• M15: 12,543,931 km (0.098 R)
• M16: 12,908,202 km (0.069 R)
• M17: 13,467,997 km (0.082 R)
• M18: 16,297,192 km (0.072 R)
• M19: 17,062,086 km (0.082 R)
• M20: 17,453,434 km (0.11 R)
• M21: 18,138,293 km (0.075 R)
• M22: 18,840,954 km (0.054 R)
• M23: 19,259,080 km (0.086 R)
• M24: 20,176,115 km (0.049 R)
• M25: 20,740,249 km (0.119 R)
• M26: 21,638,584 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.6

Radius: 10.4

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.75 AU - 7.59 AU

Year: 6083 Days

Day: 5.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,174,300 km

• M1: 138,378 km (0.079 R)
• M2: 566,976 km (0.092 R)
• M3: 1,211,144 km (0.052 R)
• M4: 1,645,128 km (0.035 R)
• M5: 4,131,744 km (0.117 R)
• M6: 4,652,045 km (0.08 R)
• M7: 5,483,809 km (0.099 R)
• M8: 7,403,748 km (0.092 R)
• M9: 15,485,175 km (0.118 R)
• M10: 16,167,939 km (0.109 R)
• M11: 19,527,459 km (0.116 R)
• M12: 21,446,351 km (0.05 R)
• M13: 23,165,529 km (0.087 R)
• M14: 26,173,943 km (0.09 R)
• M15: 26,611,367 km (0.091 R)
• M16: 26,964,867 km (0.104 R)
• M17: 27,681,291 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.4

Radius: 12.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.12 AU - 7.78 AU

Year: 6470 Days

Day: 14.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,174,300 km

• M1: 158,574 km (0.076 R)
• M2: 2,157,500 km (0.078 R)
• M3: 3,659,613 km (0.042 R)
• M4: 5,041,448 km (0.079 R)
• M5: 5,582,544 km (0.05 R)
• M6: 6,432,409 km (0.088 R)
• M7: 6,924,736 km (0.109 R)
• M8: 7,366,648 km (0.11 R)
• M9: 8,185,696 km (0.079 R)
• M10: 9,504,701 km (0.072 R)
• M11: 10,144,830 km (0.037 R)
• M12: 12,292,607 km (0.089 R)
• M13: 15,030,696 km (0.036 R)
• M14: 24,445,190 km (0.112 R)
• M15: 24,870,347 km (0.096 R)
• M16: 25,910,650 km (0.106 R)
• M17: 29,301,585 km (0.118 R)
• M18: 31,352,273 km (0.105 R)
• M19: 37,062,274 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124

Radius: 8.2

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 11.17 AU - 12.25 AU

Year: 14149 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,174,300 km

• M1: 109,356 km (0.096 R)
• M2: 366,515 km (0.1 R)
• M3: 628,012 km (0.09 R)
• M4: 976,724 km (0.037 R)
• M5: 1,613,563 km (0.084 R)
• M6: 2,138,651 km (0.069 R)
• M7: 2,680,794 km (0.105 R)
• M8: 3,594,538 km (0.079 R)
• M9: 3,870,097 km (0.066 R)
• M10: 4,361,077 km (0.063 R)
• M11: 5,088,871 km (0.105 R)
• M12: 8,908,852 km (0.119 R)
• M13: 10,076,763 km (0.118 R)
• M14: 11,392,626 km (0.08 R)
• M15: 12,194,022 km (0.12 R)
• M16: 13,411,300 km (0.094 R)
• M17: 14,649,371 km (0.115 R)
• M18: 15,717,799 km (0.119 R)
• M19: 16,521,140 km (0.108 R)
• M20: 20,081,121 km (0.025 R)
• M21: 23,960,343 km (0.076 R)
• M22: 26,375,002 km (0.058 R)
• M23: 30,152,947 km (0.104 R)
• M24: 31,779,524 km (0.108 R)
• M25: 32,663,947 km (0.095 R)
• M26: 33,062,177 km (0.038 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 10,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit