🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.55 AU - 0.57 AU

Year: 159 Days

Day: 12.2 Hours

Environment

Temp: 172 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.61 AU - 0.75 AU

Year: 212 Days

Day: 26 Hours

Environment

Temp: 151 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,312,048 km

• M1: 181,462 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.77 AU - 1.23 AU

Year: 379 Days

Day: 47 Hours

Environment

Temp: -2 °C

Axial Tilt: 57.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,312,048 km

• M1: 22,589 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.05 AU - 1.11 AU

Year: 425 Days

Day: 45.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.88 AU - 1.9 AU

Year: 984 Days

Day: 43.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,312,048 km

• M1: 1,371,364 km (0.032 R)

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.8

Radius: 11.2

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.73 AU - 9.81 AU

Year: 9008 Days

Day: 8.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,312,048 km

• M1: 139,276 km (0.066 R)
• M2: 501,901 km (0.096 R)
• M3: 851,810 km (0.105 R)
• M4: 2,178,594 km (0.084 R)
• M5: 2,800,173 km (0.113 R)
• M6: 3,341,418 km (0.095 R)
• M7: 4,369,604 km (0.054 R)
• M8: 6,162,535 km (0.088 R)
• M9: 8,860,532 km (0.086 R)
• M10: 9,629,615 km (0.109 R)
• M11: 13,218,617 km (0.087 R)
• M12: 15,892,380 km (0.042 R)
• M13: 19,777,437 km (0.117 R)
• M14: 20,344,562 km (0.119 R)
• M15: 21,767,388 km (0.047 R)
• M16: 26,825,292 km (0.07 R)
• M17: 31,069,683 km (0.112 R)
• M18: 33,407,897 km (0.102 R)
• M19: 35,980,981 km (0.101 R)
• M20: 39,188,808 km (0.082 R)
• M21: 40,731,760 km (0.116 R)
• M22: 46,026,029 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.6

Radius: 7.6

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 10.32 AU - 16.66 AU

Year: 18766 Days

Day: 18.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,312,048 km

• M1: 94,546 km (0.094 R)
• M2: 501,302 km (0.06 R)
• M3: 1,196,334 km (0.116 R)
• M4: 1,467,406 km (0.079 R)
• M5: 1,893,460 km (0.054 R)
• M6: 4,089,258 km (0.083 R)
• M7: 5,228,894 km (0.103 R)
• M8: 5,500,863 km (0.102 R)
• M9: 6,528,152 km (0.052 R)
• M10: 8,029,815 km (0.114 R)
• M11: 8,718,863 km (0.077 R)
• M12: 11,245,422 km (0.071 R)
• M13: 12,524,184 km (0.097 R)
• M14: 14,026,745 km (0.119 R)
• M15: 15,367,591 km (0.062 R)
• M16: 16,069,205 km (0.117 R)
• M17: 20,903,310 km (0.073 R)
• M18: 21,764,246 km (0.084 R)
• M19: 22,203,466 km (0.11 R)
• M20: 25,542,490 km (0.107 R)
• M21: 26,327,430 km (0.12 R)
• M22: 30,604,732 km (0.08 R)
• M23: 31,714,001 km (0.082 R)
• M24: 33,080,428 km (0.082 R)
• M25: 33,895,287 km (0.099 R)
• M26: 35,929,968 km (0.068 R)
• M27: 40,769,908 km (0.114 R)
• M28: 47,335,309 km (0.099 R)
• M29: 48,668,077 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.7

Radius: 5.8

Gravity: 18.09 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 13.72 AU - 15.42 AU

Year: 21064 Days

Day: 16.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,312,048 km

• M1: 72,555 km (0.045 R)
• M2: 607,517 km (0.116 R)
• M3: 1,184,666 km (0.117 R)
• M4: 2,114,716 km (0.066 R)
• M5: 2,693,210 km (0.111 R)
• M6: 3,151,728 km (0.116 R)
• M7: 4,699,168 km (0.079 R)
• M8: 5,060,447 km (0.113 R)
• M9: 5,961,924 km (0.092 R)
• M10: 8,649,450 km (0.115 R)
• M11: 9,247,692 km (0.107 R)
• M12: 9,642,480 km (0.086 R)
• M13: 11,918,462 km (0.111 R)
• M14: 12,318,487 km (0.038 R)
• M15: 18,719,481 km (0.048 R)
• M16: 20,372,088 km (0.073 R)
• M17: 26,580,550 km (0.112 R)
• M18: 40,425,384 km (0.079 R)
• M19: 53,944,992 km (0.096 R)
• M20: 64,117,797 km (0.092 R)
• M21: 70,839,379 km (0.091 R)
• M22: 73,922,142 km (0.03 R)
• M23: 75,723,301 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.2

Radius: 4.5

Gravity: 38.08 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 15.15 AU - 15.19 AU

Year: 22378 Days

Day: 24.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,312,048 km

• M1: 55,950 km (0.118 R)
• M2: 234,719 km (0.093 R)
• M3: 536,757 km (0.099 R)
• M4: 688,150 km (0.078 R)
• M5: 988,692 km (0.108 R)
• M6: 1,162,375 km (0.115 R)
• M7: 1,848,431 km (0.095 R)
• M8: 2,113,818 km (0.086 R)
• M9: 2,547,053 km (0.092 R)
• M10: 3,064,512 km (0.074 R)
• M11: 4,997,466 km (0.076 R)
• M12: 5,889,070 km (0.076 R)
• M13: 7,219,892 km (0.102 R)
• M14: 7,928,986 km (0.085 R)
• M15: 9,662,526 km (0.04 R)
• M16: 9,963,966 km (0.111 R)
• M17: 10,209,606 km (0.064 R)
• M18: 10,777,031 km (0.09 R)
• M19: 11,298,828 km (0.114 R)
• M20: 11,701,097 km (0.038 R)
• M21: 12,676,924 km (0.093 R)
• M22: 12,965,348 km (0.026 R)
• M23: 17,388,359 km (0.056 R)
• M24: 21,885,570 km (0.115 R)
• M25: 28,063,364 km (0.055 R)
• M26: 33,632,593 km (0.095 R)
• M27: 38,525,042 km (0.106 R)
• M28: 46,208,837 km (0.069 R)
• M29: 50,048,117 km (0.076 R)
• M30: 58,353,941 km (0.078 R)
• M31: 66,011,856 km (0.078 R)
• M32: 67,313,507 km (0.081 R)
• M33: 69,968,121 km (0.066 R)
• M34: 75,485,141 km (0.066 R)
• M35: 78,349,192 km (0.105 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 18,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit