🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.46 AU - 1.64 AU

Year: 691 Days

Day: 37.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 118,669,311 km

• M1: 60,138 km (0.093 R)
• M2: 512,074 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.52 AU - 1.82 AU

Year: 773 Days

Day: 32.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.79 AU - 3.67 AU

Year: 2079 Days

Day: 14.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.7 AU - 4.02 AU

Year: 2206 Days

Day: 27.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.6

Radius: 13.5

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.77 AU - 7.27 AU

Year: 5290 Days

Day: 5.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 118,669,311 km

• M1: 167,849 km (0.103 R)
• M2: 642,373 km (0.063 R)
• M3: 1,111,961 km (0.082 R)
• M4: 1,531,733 km (0.057 R)
• M5: 2,060,411 km (0.05 R)
• M6: 3,160,405 km (0.106 R)
• M7: 4,053,055 km (0.065 R)
• M8: 4,847,121 km (0.075 R)
• M9: 5,377,295 km (0.119 R)
• M10: 6,523,664 km (0.038 R)
• M11: 7,238,891 km (0.111 R)
• M12: 9,296,909 km (0.086 R)
• M13: 9,825,887 km (0.064 R)
• M14: 12,386,404 km (0.112 R)
• M15: 14,163,328 km (0.067 R)
• M16: 14,974,597 km (0.11 R)
• M17: 16,454,270 km (0.028 R)
• M18: 17,290,372 km (0.115 R)
• M19: 25,738,164 km (0.055 R)
• M20: 26,458,777 km (0.068 R)
• M21: 27,028,446 km (0.117 R)

Asteroid Belt

Center: 7.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.2

Radius: 12.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.77 AU - 11.17 AU

Year: 10438 Days

Day: 11.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 118,669,311 km

• M1: 160,818 km (0.099 R)
• M2: 637,736 km (0.072 R)
• M3: 1,180,477 km (0.103 R)
• M4: 2,164,083 km (0.066 R)
• M5: 2,768,458 km (0.114 R)
• M6: 4,368,557 km (0.088 R)
• M7: 5,724,961 km (0.095 R)
• M8: 6,854,126 km (0.044 R)
• M9: 7,417,511 km (0.06 R)
• M10: 8,962,408 km (0.115 R)
• M11: 10,758,780 km (0.088 R)
• M12: 11,327,252 km (0.119 R)
• M13: 11,915,770 km (0.114 R)
• M14: 12,679,916 km (0.099 R)
• M15: 13,914,846 km (0.081 R)
• M16: 14,476,287 km (0.106 R)
• M17: 18,568,387 km (0.088 R)
• M18: 19,876,171 km (0.071 R)
• M19: 21,244,543 km (0.097 R)
• M20: 22,674,699 km (0.102 R)
• M21: 23,928,179 km (0.07 R)
• M22: 26,402,079 km (0.093 R)
• M23: 26,830,378 km (0.083 R)
• M24: 27,350,530 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.8

Radius: 3.7

Gravity: 70.55 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 18.57 AU - 22.07 AU

Year: 32806 Days

Day: 23.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 118,669,311 km

• M1: 48,919 km (0.11 R)
• M2: 168,298 km (0.111 R)
• M3: 300,692 km (0.111 R)
• M4: 797,057 km (0.098 R)
• M5: 1,192,295 km (0.054 R)
• M6: 2,083,150 km (0.087 R)
• M7: 3,248,817 km (0.081 R)
• M8: 3,444,940 km (0.12 R)
• M9: 4,006,381 km (0.113 R)
• M10: 4,193,827 km (0.109 R)
• M11: 4,667,304 km (0.08 R)
• M12: 5,175,638 km (0.107 R)
• M13: 5,488,746 km (0.115 R)
• M14: 6,503,917 km (0.082 R)
• M15: 6,815,380 km (0.068 R)
• M16: 7,695,015 km (0.095 R)
• M17: 8,834,502 km (0.095 R)
• M18: 9,216,575 km (0.118 R)
• M19: 9,810,180 km (0.116 R)
• M20: 14,785,206 km (0.12 R)
• M21: 19,143,142 km (0.119 R)
• M22: 23,310,789 km (0.058 R)
• M23: 24,657,319 km (0.08 R)
• M24: 24,782,234 km (0.066 R)
• M25: 24,907,597 km (0.109 R)
• M26: 26,184,564 km (0.04 R)
• M27: 31,434,851 km (0.075 R)
• M28: 33,380,521 km (0.1 R)
• M29: 35,405,029 km (0.045 R)
• M30: 46,763,696 km (0.088 R)
• M31: 49,890,291 km (0.106 R)
• M32: 53,780,584 km (0.108 R)
• M33: 61,009,153 km (0.082 R)
• M34: 69,106,437 km (0.066 R)
• M35: 71,363,719 km (0.116 R)
• M36: 74,188,726 km (0.056 R)
• M37: 79,242,142 km (0.084 R)
• M38: 82,549,302 km (0.059 R)
• M39: 91,515,899 km (0.07 R)
• M40: 98,572,580 km (0.09 R)
• M41: 108,645,454 km (0.072 R)
• M42: 115,845,001 km (0.074 R)
• M43: 117,251,520 km (0.06 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 12,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit