🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.64 AU - 0.66 AU

Year: 196 Days

Day: 37.5 Hours

Environment

Temp: 204 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.21 AU - 3.25 AU

Year: 1690 Days

Day: 29.4 Hours

Environment

Temp: -106 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,107,215 km

• M1: 1,624,483 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.52 AU - 4.6 AU

Year: 3066 Days

Day: 37 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 13.3

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.88 AU - 5.78 AU

Year: 3978 Days

Day: 8.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,107,215 km

• M1: 165,455 km (0.085 R)
• M2: 646,263 km (0.115 R)
• M3: 1,066,932 km (0.063 R)
• M4: 1,788,143 km (0.098 R)
• M5: 2,401,495 km (0.115 R)
• M6: 2,817,676 km (0.118 R)
• M7: 3,397,218 km (0.102 R)
• M8: 4,121,421 km (0.072 R)
• M9: 5,124,176 km (0.092 R)
• M10: 6,522,916 km (0.041 R)
• M11: 7,848,951 km (0.093 R)
• M12: 9,740,467 km (0.089 R)
• M13: 10,601,702 km (0.074 R)
• M14: 11,647,541 km (0.084 R)
• M15: 12,242,043 km (0.071 R)
• M16: 14,148,219 km (0.053 R)
• M17: 15,145,438 km (0.098 R)
• M18: 16,585,168 km (0.115 R)
• M19: 17,338,393 km (0.102 R)
• M20: 21,861,634 km (0.083 R)
• M21: 23,698,247 km (0.109 R)
• M22: 25,559,095 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.3

Radius: 12.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.42 AU - 9.64 AU

Year: 10169 Days

Day: 7.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,107,215 km

• M1: 175,179 km (0.085 R)
• M2: 1,025,942 km (0.119 R)
• M3: 1,709,904 km (0.094 R)
• M4: 2,255,936 km (0.1 R)
• M5: 2,938,850 km (0.12 R)
• M6: 3,551,154 km (0.061 R)
• M7: 4,750,331 km (0.091 R)
• M8: 7,174,265 km (0.111 R)
• M9: 8,110,299 km (0.061 R)
• M10: 8,935,331 km (0.114 R)
• M11: 14,838,762 km (0.06 R)
• M12: 18,980,080 km (0.116 R)
• M13: 19,697,701 km (0.052 R)
• M14: 20,186,138 km (0.103 R)
• M15: 21,018,202 km (0.045 R)
• M16: 22,573,421 km (0.102 R)
• M17: 24,018,985 km (0.1 R)
• M18: 25,525,585 km (0.032 R)
• M19: 26,400,135 km (0.096 R)
• M20: 28,518,590 km (0.093 R)
• M21: 29,992,428 km (0.068 R)
• M22: 33,666,702 km (0.076 R)
• M23: 35,193,049 km (0.088 R)
• M24: 39,018,416 km (0.073 R)
• M25: 43,523,406 km (0.12 R)
• M26: 45,052,147 km (0.101 R)
• M27: 50,305,725 km (0.113 R)
• M28: 50,913,541 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.8

Radius: 8.5

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.55 AU - 11.67 AU

Year: 12951 Days

Day: 6.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,107,215 km

• M1: 116,686 km (0.118 R)
• M2: 613,800 km (0.112 R)
• M3: 919,129 km (0.114 R)
• M4: 1,227,002 km (0.102 R)
• M5: 1,545,645 km (0.108 R)
• M6: 1,869,674 km (0.053 R)
• M7: 2,963,235 km (0.026 R)
• M8: 3,269,162 km (0.053 R)
• M9: 3,674,722 km (0.095 R)
• M10: 4,142,066 km (0.118 R)
• M11: 5,398,838 km (0.067 R)
• M12: 6,040,463 km (0.118 R)
• M13: 7,475,256 km (0.089 R)
• M14: 7,778,640 km (0.054 R)
• M15: 9,421,076 km (0.086 R)
• M16: 10,837,169 km (0.106 R)
• M17: 11,740,441 km (0.118 R)
• M18: 12,270,017 km (0.084 R)
• M19: 17,022,443 km (0.054 R)
• M20: 19,192,808 km (0.111 R)
• M21: 23,887,489 km (0.073 R)
• M22: 30,159,978 km (0.05 R)
• M23: 32,740,990 km (0.075 R)
• M24: 36,448,025 km (0.115 R)
• M25: 39,372,813 km (0.066 R)
• M26: 40,425,683 km (0.12 R)
• M27: 41,904,009 km (0.119 R)
• M28: 44,967,923 km (0.113 R)
• M29: 50,145,206 km (0.093 R)
• M30: 50,452,630 km (0.079 R)
• M31: 53,434,863 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.5

Radius: 10.7

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.6 AU - 12.32 AU

Year: 14538 Days

Day: 7 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,107,215 km

• M1: 133,740 km (0.08 R)
• M2: 467,493 km (0.103 R)
• M3: 908,358 km (0.117 R)
• M4: 1,301,950 km (0.065 R)
• M5: 2,026,602 km (0.114 R)
• M6: 2,715,052 km (0.079 R)
• M7: 3,229,968 km (0.113 R)
• M8: 4,078,188 km (0.085 R)
• M9: 4,456,670 km (0.039 R)
• M10: 4,789,974 km (0.111 R)
• M11: 5,140,033 km (0.058 R)
• M12: 8,951,338 km (0.076 R)
• M13: 10,439,538 km (0.111 R)
• M14: 11,706,482 km (0.11 R)
• M15: 15,131,376 km (0.086 R)
• M16: 18,912,163 km (0.115 R)
• M17: 19,436,055 km (0.047 R)
• M18: 25,222,351 km (0.118 R)
• M19: 27,939,347 km (0.104 R)
• M20: 28,277,887 km (0.059 R)
• M21: 29,310,262 km (0.087 R)
• M22: 30,845,585 km (0.062 R)
• M23: 34,333,459 km (0.07 R)
• M24: 35,376,306 km (0.069 R)
• M25: 39,617,705 km (0.104 R)
• M26: 45,264,576 km (0.106 R)
• M27: 46,045,327 km (0.088 R)
• M28: 52,962,583 km (0.043 R)
• M29: 56,307,442 km (0.106 R)
• M30: 59,603,831 km (0.089 R)
• M31: 61,680,399 km (0.101 R)
• M32: 64,589,180 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.2

Radius: 4.7

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 12.13 AU - 14.61 AU

Year: 18320 Days

Day: 19.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,107,215 km

• M1: 59,540 km (0.104 R)
• M2: 263,741 km (0.106 R)
• M3: 769,083 km (0.03 R)
• M4: 1,129,165 km (0.041 R)
• M5: 2,290,044 km (0.111 R)
• M6: 3,028,758 km (0.088 R)
• M7: 5,393,602 km (0.033 R)
• M8: 5,959,680 km (0.118 R)
• M9: 6,257,230 km (0.095 R)
• M10: 6,962,734 km (0.08 R)
• M11: 7,807,363 km (0.105 R)
• M12: 8,437,769 km (0.113 R)
• M13: 11,357,321 km (0.094 R)
• M14: 17,306,080 km (0.107 R)
• M15: 17,455,977 km (0.083 R)
• M16: 18,608,629 km (0.055 R)
• M17: 20,223,239 km (0.056 R)
• M18: 24,380,264 km (0.08 R)
• M19: 30,034,914 km (0.094 R)
• M20: 34,451,043 km (0.111 R)
• M21: 39,670,064 km (0.112 R)
• M22: 40,061,861 km (0.112 R)
• M23: 41,520,440 km (0.044 R)
• M24: 44,122,396 km (0.11 R)
• M25: 46,251,922 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 12,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit