🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.46 AU - 0.7 AU

Year: 155 Days

Day: 25.1 Hours

Environment

Temp: 238 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,733,899 km

• M1: 36,951 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.46 AU - 0.74 AU

Year: 163 Days

Day: 34.3 Hours

Environment

Temp: 197 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.33 AU - 1.83 AU

Year: 695 Days

Day: 18.4 Hours

Environment

Temp: -19 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.9 AU - 3.94 AU

Year: 2213 Days

Day: 33.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.3

Radius: 10.2

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.7 AU - 8.78 AU

Year: 7533 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,733,899 km

• M1: 127,457 km (0.075 R)
• M2: 445,054 km (0.108 R)
• M3: 926,609 km (0.109 R)
• M4: 1,814,323 km (0.098 R)
• M5: 3,046,860 km (0.106 R)
• M6: 4,307,371 km (0.048 R)
• M7: 4,740,457 km (0.073 R)
• M8: 5,143,175 km (0.068 R)
• M9: 7,899,516 km (0.088 R)
• M10: 9,369,165 km (0.083 R)
• M11: 12,677,372 km (0.065 R)
• M12: 14,443,375 km (0.062 R)
• M13: 15,169,224 km (0.076 R)
• M14: 18,317,511 km (0.089 R)
• M15: 18,668,617 km (0.117 R)
• M16: 22,034,570 km (0.106 R)
• M17: 22,431,902 km (0.065 R)
• M18: 23,077,566 km (0.112 R)
• M19: 24,831,601 km (0.095 R)
• M20: 27,397,504 km (0.07 R)
• M21: 28,228,520 km (0.059 R)
• M22: 29,266,879 km (0.025 R)
• M23: 30,625,078 km (0.119 R)
• M24: 34,843,887 km (0.119 R)
• M25: 35,275,028 km (0.104 R)
• M26: 36,479,441 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.1

Radius: 10.5

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 10.73 AU - 14.05 AU

Year: 15258 Days

Day: 5.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,733,899 km

• M1: 172,935 km (0.118 R)
• M2: 653,593 km (0.069 R)
• M3: 1,027,887 km (0.092 R)
• M4: 1,731,446 km (0.098 R)
• M5: 2,107,385 km (0.074 R)
• M6: 2,643,843 km (0.064 R)
• M7: 3,850,200 km (0.101 R)
• M8: 4,284,633 km (0.105 R)
• M9: 5,750,841 km (0.039 R)
• M10: 6,968,269 km (0.066 R)
• M11: 7,439,203 km (0.082 R)
• M12: 12,067,163 km (0.12 R)
• M13: 14,594,170 km (0.03 R)
• M14: 15,295,036 km (0.103 R)
• M15: 16,018,192 km (0.117 R)
• M16: 16,688,390 km (0.111 R)
• M17: 20,237,002 km (0.093 R)
• M18: 22,187,159 km (0.099 R)
• M19: 35,571,980 km (0.1 R)
• M20: 36,840,720 km (0.114 R)
• M21: 37,486,234 km (0.088 R)
• M22: 38,008,032 km (0.098 R)
• M23: 38,667,160 km (0.105 R)
• M24: 43,639,793 km (0.09 R)
• M25: 45,387,695 km (0.08 R)
• M26: 49,178,355 km (0.086 R)
• M27: 49,646,896 km (0.061 R)
• M28: 51,712,094 km (0.083 R)
• M29: 52,684,181 km (0.087 R)
• M30: 56,012,884 km (0.079 R)
• M31: 57,902,305 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817

Radius: 6.1

Gravity: 21.96 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 15.12 AU - 18.3 AU

Year: 23897 Days

Day: 21.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,733,899 km

• M1: 75,846 km (0.065 R)
• M2: 506,389 km (0.057 R)
• M3: 1,029,383 km (0.098 R)
• M4: 1,427,313 km (0.091 R)
• M5: 2,454,153 km (0.118 R)
• M6: 3,221,141 km (0.089 R)
• M7: 4,382,470 km (0.118 R)
• M8: 4,637,085 km (0.104 R)
• M9: 8,627,309 km (0.057 R)
• M10: 9,501,260 km (0.116 R)
• M11: 11,560,624 km (0.086 R)
• M12: 15,848,698 km (0.107 R)
• M13: 20,279,338 km (0.115 R)
• M14: 22,133,753 km (0.055 R)
• M15: 23,651,872 km (0.05 R)
• M16: 24,098,123 km (0.103 R)
• M17: 29,511,920 km (0.095 R)
• M18: 34,102,181 km (0.041 R)
• M19: 35,102,841 km (0.119 R)
• M20: 45,347,752 km (0.034 R)
• M21: 46,209,436 km (0.052 R)
• M22: 49,948,335 km (0.119 R)
• M23: 52,172,706 km (0.094 R)
• M24: 53,118,763 km (0.109 R)
• M25: 54,850,508 km (0.035 R)
• M26: 56,223,069 km (0.075 R)
• M27: 66,257,346 km (0.03 R)
• M28: 70,768,170 km (0.077 R)
• M29: 87,100,069 km (0.111 R)

Asteroid Belt

Center: 17.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.4

Radius: 4.3

Gravity: 30.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 13.82 AU - 21.52 AU

Year: 25986 Days

Day: 21.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 84,733,899 km

• M1: 53,556 km (0.118 R)
• M2: 266,434 km (0.089 R)
• M3: 400,324 km (0.087 R)
• M4: 671,694 km (0.115 R)
• M5: 1,005,298 km (0.035 R)
• M6: 1,209,499 km (0.11 R)
• M7: 1,629,420 km (0.09 R)
• M8: 2,034,531 km (0.039 R)
• M9: 2,409,124 km (0.059 R)
• M10: 2,880,657 km (0.101 R)
• M11: 3,236,999 km (0.065 R)
• M12: 4,070,558 km (0.085 R)
• M13: 4,810,918 km (0.114 R)
• M14: 5,076,604 km (0.108 R)
• M15: 6,554,032 km (0.11 R)
• M16: 7,120,410 km (0.086 R)
• M17: 7,821,575 km (0.082 R)
• M18: 9,894,553 km (0.06 R)
• M19: 12,167,543 km (0.113 R)
• M20: 12,947,995 km (0.091 R)
• M21: 13,536,363 km (0.031 R)
• M22: 14,065,491 km (0.11 R)
• M23: 14,373,962 km (0.096 R)
• M24: 17,801,249 km (0.107 R)
• M25: 18,527,995 km (0.095 R)
• M26: 19,654,916 km (0.11 R)
• M27: 23,632,275 km (0.107 R)
• M28: 27,871,729 km (0.09 R)
• M29: 28,603,711 km (0.086 R)
• M30: 29,473,922 km (0.062 R)
• M31: 31,528,798 km (0.116 R)
• M32: 31,924,335 km (0.115 R)
• M33: 32,591,093 km (0.108 R)
• M34: 32,860,369 km (0.118 R)
• M35: 50,423,309 km (0.076 R)
• M36: 60,966,069 km (0.085 R)
• M37: 64,076,807 km (0.046 R)
• M38: 75,442,505 km (0.084 R)
• M39: 76,624,179 km (0.062 R)
• M40: 77,818,120 km (0.082 R)
• M41: 79,024,327 km (0.103 R)
• M42: 81,474,142 km (0.068 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 12,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit