🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.55 AU - 0.57 AU

Year: 177 Days

Day: 43.6 Hours

Environment

Temp: 118 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,884,915 km

• M1: 83,027 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.49 AU - 0.75 AU

Year: 206 Days

Day: 44.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.4

Radius: 11.7

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.67 AU - 3.51 AU

Year: 2291 Days

Day: 7.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,884,915 km

• M1: 145,559 km (0.067 R)
• M2: 693,087 km (0.087 R)
• M3: 1,108,520 km (0.116 R)
• M4: 1,481,169 km (0.062 R)
• M5: 2,162,288 km (0.065 R)
• M6: 2,635,615 km (0.096 R)
• M7: 3,395,722 km (0.093 R)
• M8: 3,862,617 km (0.06 R)
• M9: 4,545,232 km (0.075 R)
• M10: 5,220,517 km (0.101 R)
• M11: 5,821,751 km (0.077 R)
• M12: 6,543,560 km (0.058 R)
• M13: 7,597,627 km (0.094 R)
• M14: 7,992,266 km (0.107 R)
• M15: 11,150,876 km (0.06 R)
• M16: 11,624,652 km (0.083 R)
• M17: 12,966,994 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.6

Radius: 12.7

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.14 AU - 4.98 AU

Year: 4107 Days

Day: 14.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,884,915 km

• M1: 157,975 km (0.082 R)
• M2: 752,926 km (0.055 R)
• M3: 1,293,722 km (0.119 R)
• M4: 1,934,300 km (0.12 R)
• M5: 3,070,795 km (0.052 R)
• M6: 3,946,093 km (0.074 R)
• M7: 4,711,884 km (0.105 R)
• M8: 5,130,609 km (0.112 R)
• M9: 6,140,843 km (0.114 R)
• M10: 7,089,144 km (0.112 R)
• M11: 8,894,341 km (0.052 R)
• M12: 9,937,787 km (0.033 R)
• M13: 11,024,765 km (0.094 R)
• M14: 12,902,517 km (0.117 R)
• M15: 15,074,379 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.5

Radius: 7.5

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 13.18 AU - 18.82 AU

Year: 26992 Days

Day: 19.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,884,915 km

• M1: 93,349 km (0.09 R)
• M2: 401,969 km (0.114 R)
• M3: 1,156,392 km (0.119 R)
• M4: 1,403,228 km (0.113 R)
• M5: 2,070,285 km (0.082 R)
• M6: 2,613,325 km (0.112 R)
• M7: 3,072,890 km (0.114 R)
• M8: 4,857,293 km (0.088 R)
• M9: 5,725,260 km (0.064 R)
• M10: 7,139,110 km (0.097 R)
• M11: 7,658,364 km (0.084 R)
• M12: 10,246,257 km (0.103 R)
• M13: 12,239,350 km (0.08 R)
• M14: 16,084,015 km (0.12 R)
• M15: 16,975,618 km (0.09 R)
• M16: 19,150,323 km (0.084 R)
• M17: 20,872,643 km (0.049 R)
• M18: 21,292,415 km (0.084 R)
• M19: 21,717,721 km (0.09 R)
• M20: 24,390,138 km (0.099 R)
• M21: 31,052,479 km (0.104 R)
• M22: 31,599,708 km (0.037 R)
• M23: 35,611,175 km (0.058 R)
• M24: 35,909,922 km (0.087 R)
• M25: 37,738,606 km (0.119 R)
• M26: 38,991,638 km (0.093 R)
• M27: 40,434,060 km (0.087 R)
• M28: 44,281,568 km (0.077 R)
• M29: 46,739,162 km (0.103 R)
• M30: 47,638,544 km (0.1 R)
• M31: 52,501,822 km (0.031 R)
• M32: 58,928,845 km (0.113 R)
• M33: 61,039,970 km (0.111 R)
• M34: 64,966,017 km (0.1 R)
• M35: 72,355,703 km (0.118 R)
• M36: 81,058,260 km (0.068 R)
• M37: 94,662,391 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.7

Radius: 5.1

Gravity: 20.33 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 16.87 AU - 17.25 AU

Year: 29719 Days

Day: 16.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,884,915 km

• M1: 63,429 km (0.101 R)
• M2: 307,274 km (0.11 R)
• M3: 541,843 km (0.092 R)
• M4: 1,482,515 km (0.063 R)
• M5: 2,100,205 km (0.114 R)
• M6: 4,443,655 km (0.11 R)
• M7: 6,461,282 km (0.095 R)
• M8: 6,888,832 km (0.081 R)
• M9: 7,487,822 km (0.083 R)
• M10: 8,961,361 km (0.058 R)
• M11: 11,078,919 km (0.082 R)
• M12: 14,604,193 km (0.111 R)
• M13: 16,184,694 km (0.064 R)
• M14: 17,060,590 km (0.049 R)
• M15: 20,576,888 km (0.048 R)
• M16: 21,499,907 km (0.103 R)
• M17: 29,769,527 km (0.054 R)
• M18: 43,162,875 km (0.079 R)
• M19: 49,410,232 km (0.067 R)
• M20: 57,629,737 km (0.043 R)
• M21: 70,554,694 km (0.079 R)
• M22: 73,825,502 km (0.12 R)
• M23: 78,919,310 km (0.068 R)
• M24: 79,167,492 km (0.042 R)
• M25: 87,654,479 km (0.074 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 14,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit