🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.74 AU - 0.98 AU

Year: 278 Days

Day: 33.7 Hours

Environment

Temp: 174 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.41 AU - 1.51 AU

Year: 614 Days

Day: 18.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.62 AU - 1.98 AU

Year: 841 Days

Day: 26.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 98,355,178 km

• M1: 45,029 km (0.085 R)
• M2: 275,559 km (0.088 R)

Asteroid Belt

Center: 4.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 8.4

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.21 AU - 7.73 AU

Year: 6408 Days

Day: 11 Hours

Environment

Temp: -147 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,355,178 km

• M1: 104,569 km (0.093 R)
• M2: 370,554 km (0.083 R)
• M3: 877,840 km (0.066 R)
• M4: 1,246,300 km (0.102 R)
• M5: 1,569,132 km (0.107 R)
• M6: 2,039,917 km (0.045 R)
• M7: 2,492,749 km (0.046 R)
• M8: 3,576,436 km (0.114 R)
• M9: 5,121,184 km (0.055 R)
• M10: 5,670,208 km (0.116 R)
• M11: 7,067,303 km (0.041 R)
• M12: 9,065,033 km (0.101 R)
• M13: 9,505,598 km (0.086 R)
• M14: 10,382,092 km (0.036 R)
• M15: 16,870,900 km (0.118 R)
• M16: 18,924,430 km (0.113 R)
• M17: 20,382,859 km (0.071 R)
• M18: 22,229,795 km (0.045 R)
• M19: 22,708,508 km (0.081 R)
• M20: 27,149,171 km (0.057 R)
• M21: 28,812,101 km (0.095 R)
• M22: 34,844,934 km (0.109 R)
• M23: 36,806,761 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.4

Radius: 9.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.39 AU - 10.73 AU

Year: 11112 Days

Day: 11.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 98,355,178 km

• M1: 119,678 km (0.118 R)
• M2: 617,241 km (0.052 R)
• M3: 1,329,626 km (0.051 R)
• M4: 1,935,497 km (0.118 R)
• M5: 3,797,392 km (0.057 R)
• M6: 6,115,262 km (0.112 R)
• M7: 9,363,331 km (0.118 R)
• M8: 10,676,202 km (0.065 R)
• M9: 12,014,803 km (0.088 R)
• M10: 14,175,745 km (0.12 R)
• M11: 23,919,204 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.2

Radius: 6.8

Gravity: 18.62 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 12.15 AU - 15.79 AU

Year: 18184 Days

Day: 20.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 98,355,178 km

• M1: 95,443 km (0.115 R)
• M2: 430,393 km (0.038 R)
• M3: 767,437 km (0.037 R)
• M4: 985,102 km (0.118 R)
• M5: 1,216,679 km (0.041 R)
• M6: 1,599,949 km (0.112 R)
• M7: 2,021,067 km (0.105 R)
• M8: 2,583,705 km (0.075 R)
• M9: 5,198,825 km (0.066 R)
• M10: 7,529,410 km (0.109 R)
• M11: 8,759,404 km (0.116 R)
• M12: 10,478,284 km (0.078 R)
• M13: 11,288,655 km (0.102 R)
• M14: 11,807,760 km (0.099 R)
• M15: 12,342,572 km (0.073 R)
• M16: 13,317,202 km (0.069 R)
• M17: 13,750,139 km (0.076 R)
• M18: 13,970,197 km (0.106 R)
• M19: 14,873,918 km (0.108 R)
• M20: 17,645,368 km (0.116 R)
• M21: 20,077,829 km (0.115 R)
• M22: 22,017,515 km (0.064 R)
• M23: 23,136,059 km (0.107 R)
• M24: 29,666,305 km (0.073 R)
• M25: 30,903,928 km (0.106 R)
• M26: 32,954,915 km (0.114 R)
• M27: 40,696,605 km (0.114 R)
• M28: 43,787,596 km (0.036 R)
• M29: 46,535,110 km (0.119 R)
• M30: 47,031,626 km (0.108 R)
• M31: 49,052,992 km (0.051 R)
• M32: 49,739,347 km (0.103 R)
• M33: 53,268,062 km (0.077 R)
• M34: 56,208,408 km (0.067 R)
• M35: 58,868,557 km (0.049 R)
• M36: 59,449,296 km (0.118 R)
• M37: 71,002,889 km (0.101 R)
• M38: 76,151,898 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.7

Radius: 7.6

Gravity: 16.72 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 17.06 AU - 17.26 AU

Year: 24755 Days

Day: 16.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 98,355,178 km

• M1: 94,546 km (0.053 R)
• M2: 381,923 km (0.03 R)
• M3: 940,971 km (0.079 R)
• M4: 1,723,816 km (0.12 R)
• M5: 2,466,270 km (0.066 R)
• M6: 2,774,143 km (0.069 R)
• M7: 5,443,867 km (0.112 R)
• M8: 5,923,178 km (0.077 R)
• M9: 7,322,517 km (0.112 R)
• M10: 8,351,152 km (0.098 R)
• M11: 11,725,631 km (0.046 R)
• M12: 13,672,946 km (0.068 R)
• M13: 14,151,211 km (0.028 R)
• M14: 15,739,641 km (0.118 R)
• M15: 19,068,642 km (0.06 R)
• M16: 19,867,495 km (0.101 R)
• M17: 26,461,470 km (0.101 R)
• M18: 28,344,009 km (0.09 R)
• M19: 29,913,141 km (0.098 R)
• M20: 30,314,213 km (0.12 R)
• M21: 31,815,877 km (0.086 R)
• M22: 33,942,560 km (0.115 R)
• M23: 38,006,237 km (0.118 R)
• M24: 42,047,623 km (0.029 R)
• M25: 49,280,531 km (0.109 R)
• M26: 61,725,727 km (0.07 R)
• M27: 64,354,311 km (0.093 R)
• M28: 73,168,767 km (0.089 R)
• M29: 78,368,789 km (0.096 R)
• M30: 79,386,354 km (0.041 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 13,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit