🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.53 AU - 0.77 AU

Year: 193 Days

Day: 12.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.83 AU - 1.03 AU

Year: 331 Days

Day: 47.7 Hours

Environment

Temp: 49 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 83,049,909 km

• M1: 44,281 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.66 AU - 1.84 AU

Year: 854 Days

Day: 28.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.29 AU - 4.83 AU

Year: 3018 Days

Day: 13.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.2

Radius: 12.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.97 AU - 6.49 AU

Year: 5061 Days

Day: 12.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,049,909 km

• M1: 158,125 km (0.042 R)
• M2: 610,509 km (0.116 R)
• M3: 1,199,326 km (0.086 R)
• M4: 1,679,386 km (0.117 R)
• M5: 2,364,544 km (0.092 R)
• M6: 3,527,069 km (0.086 R)
• M7: 3,997,554 km (0.032 R)
• M8: 5,198,676 km (0.043 R)
• M9: 6,134,410 km (0.113 R)
• M10: 6,722,480 km (0.074 R)
• M11: 7,797,639 km (0.084 R)
• M12: 9,180,223 km (0.117 R)
• M13: 9,867,775 km (0.103 R)
• M14: 12,138,072 km (0.054 R)
• M15: 13,832,866 km (0.119 R)
• M16: 16,663,557 km (0.05 R)
• M17: 17,503,699 km (0.079 R)
• M18: 19,333,580 km (0.098 R)
• M19: 20,060,027 km (0.063 R)
• M20: 22,134,052 km (0.059 R)
• M21: 25,429,095 km (0.114 R)
• M22: 26,141,330 km (0.094 R)
• M23: 26,623,484 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.5

Radius: 8.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.4 AU - 7.33 AU

Year: 5234 Days

Day: 9.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,049,909 km

• M1: 103,223 km (0.041 R)
• M2: 510,278 km (0.108 R)
• M3: 798,404 km (0.076 R)
• M4: 1,263,803 km (0.092 R)
• M5: 1,598,603 km (0.096 R)
• M6: 2,184,279 km (0.1 R)
• M7: 3,118,068 km (0.075 R)
• M8: 3,594,238 km (0.083 R)
• M9: 4,985,798 km (0.111 R)
• M10: 5,664,972 km (0.086 R)
• M11: 6,553,584 km (0.109 R)
• M12: 7,665,395 km (0.047 R)
• M13: 9,387,865 km (0.06 R)
• M14: 13,678,033 km (0.066 R)
• M15: 16,638,126 km (0.062 R)
• M16: 17,439,970 km (0.044 R)
• M17: 21,975,030 km (0.102 R)
• M18: 23,291,192 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 13.9

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.91 AU - 6.03 AU

Year: 5382 Days

Day: 9.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,049,909 km

• M1: 172,935 km (0.08 R)
• M2: 718,219 km (0.068 R)
• M3: 1,457,981 km (0.086 R)
• M4: 2,532,692 km (0.098 R)
• M5: 4,011,168 km (0.109 R)
• M6: 6,729,810 km (0.029 R)
• M7: 7,886,650 km (0.048 R)
• M8: 9,557,658 km (0.058 R)
• M9: 10,270,193 km (0.115 R)
• M10: 11,113,775 km (0.113 R)
• M11: 12,207,186 km (0.089 R)
• M12: 14,491,995 km (0.101 R)
• M13: 15,674,865 km (0.079 R)
• M14: 17,178,174 km (0.098 R)
• M15: 17,898,338 km (0.107 R)
• M16: 20,108,796 km (0.109 R)
• M17: 20,615,634 km (0.096 R)
• M18: 24,161,402 km (0.11 R)
• M19: 24,899,818 km (0.096 R)
• M20: 30,308,229 km (0.052 R)
• M21: 31,360,351 km (0.049 R)
• M22: 33,639,176 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.6

Radius: 6.9

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.28 AU - 17.9 AU

Year: 20562 Days

Day: 22.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,049,909 km

• M1: 85,869 km (0.12 R)
• M2: 522,994 km (0.104 R)
• M3: 850,314 km (0.088 R)
• M4: 1,285,345 km (0.118 R)
• M5: 1,589,477 km (0.085 R)
• M6: 2,109,779 km (0.118 R)
• M7: 2,843,108 km (0.081 R)
• M8: 3,152,476 km (0.078 R)
• M9: 3,558,185 km (0.113 R)
• M10: 4,052,307 km (0.052 R)
• M11: 4,416,129 km (0.041 R)
• M12: 6,955,703 km (0.088 R)
• M13: 8,199,459 km (0.114 R)
• M14: 11,336,227 km (0.112 R)
• M15: 12,058,785 km (0.091 R)
• M16: 12,693,828 km (0.112 R)
• M17: 14,030,635 km (0.115 R)
• M18: 14,798,072 km (0.079 R)
• M19: 15,593,184 km (0.107 R)
• M20: 17,340,637 km (0.094 R)
• M21: 18,600,850 km (0.083 R)
• M22: 19,604,951 km (0.116 R)
• M23: 22,573,421 km (0.11 R)
• M24: 27,272,739 km (0.065 R)
• M25: 27,666,780 km (0.082 R)
• M26: 29,486,937 km (0.116 R)
• M27: 38,301,244 km (0.03 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.6

Radius: 7.7

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 13.23 AU - 16.27 AU

Year: 20901 Days

Day: 23.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,049,909 km

• M1: 102,325 km (0.028 R)
• M2: 381,325 km (0.063 R)
• M3: 779,555 km (0.107 R)
• M4: 1,471,295 km (0.09 R)
• M5: 1,802,206 km (0.109 R)
• M6: 2,182,334 km (0.092 R)
• M7: 2,917,158 km (0.109 R)
• M8: 4,030,915 km (0.071 R)
• M9: 4,576,199 km (0.072 R)
• M10: 5,729,748 km (0.064 R)
• M11: 9,269,832 km (0.117 R)
• M12: 9,559,454 km (0.097 R)
• M13: 12,941,562 km (0.092 R)
• M14: 15,297,130 km (0.083 R)
• M15: 16,533,557 km (0.087 R)
• M16: 17,132,846 km (0.104 R)
• M17: 17,835,208 km (0.1 R)
• M18: 19,675,411 km (0.119 R)
• M19: 20,251,213 km (0.078 R)
• M20: 24,053,243 km (0.111 R)
• M21: 24,490,817 km (0.113 R)
• M22: 28,916,371 km (0.085 R)
• M23: 29,535,706 km (0.086 R)
• M24: 33,168,541 km (0.11 R)
• M25: 43,208,503 km (0.079 R)
• M26: 44,181,038 km (0.091 R)
• M27: 45,002,480 km (0.114 R)
• M28: 45,333,840 km (0.105 R)
• M29: 51,762,509 km (0.097 R)
• M30: 57,790,854 km (0.075 R)
• M31: 59,367,915 km (0.101 R)
• M32: 60,167,067 km (0.116 R)
• M33: 61,379,258 km (0.055 R)
• M34: 62,607,606 km (0.028 R)
• M35: 64,691,206 km (0.119 R)
• M36: 65,750,059 km (0.062 R)
• M37: 79,372,741 km (0.07 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 13,267 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit