🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.66 AU - 0.68 AU

Year: 201 Days

Day: 25.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 120.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.24 AU - 1.68 AU

Year: 648 Days

Day: 28.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.28 AU - 1.84 AU

Year: 715 Days

Day: 25.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,714,145 km

• M1: 1,052,870 km (0.113 R)
• M2: 1,239,867 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.92 AU - 3.6 AU

Year: 2161 Days

Day: 37.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.7

Radius: 10.2

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.18 AU - 6.66 AU

Year: 5288 Days

Day: 5.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,714,145 km

• M1: 127,009 km (0.076 R)
• M2: 472,131 km (0.066 R)
• M3: 890,107 km (0.088 R)
• M4: 1,448,257 km (0.066 R)
• M5: 1,898,247 km (0.106 R)
• M6: 2,243,669 km (0.072 R)
• M7: 3,434,318 km (0.076 R)
• M8: 3,999,499 km (0.027 R)
• M9: 4,758,559 km (0.041 R)
• M10: 5,580,898 km (0.109 R)
• M11: 11,026,410 km (0.114 R)
• M12: 11,459,197 km (0.101 R)
• M13: 13,250,781 km (0.076 R)
• M14: 19,249,805 km (0.104 R)
• M15: 21,248,732 km (0.093 R)
• M16: 23,618,961 km (0.078 R)
• M17: 24,663,603 km (0.038 R)
• M18: 33,052,303 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.8

Radius: 8.6

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.92 AU - 9.02 AU

Year: 7495 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,714,145 km

• M1: 106,962 km (0.115 R)
• M2: 578,944 km (0.057 R)
• M3: 1,409,212 km (0.084 R)
• M4: 1,746,854 km (0.117 R)
• M5: 2,363,946 km (0.09 R)
• M6: 2,695,903 km (0.053 R)
• M7: 3,283,673 km (0.104 R)
• M8: 3,859,924 km (0.043 R)
• M9: 4,398,925 km (0.08 R)
• M10: 5,626,526 km (0.091 R)
• M11: 5,934,847 km (0.069 R)
• M12: 6,653,066 km (0.051 R)
• M13: 7,103,954 km (0.071 R)
• M14: 7,612,288 km (0.081 R)
• M15: 9,671,054 km (0.092 R)
• M16: 10,295,625 km (0.106 R)
• M17: 11,041,968 km (0.104 R)
• M18: 12,434,276 km (0.105 R)
• M19: 14,563,502 km (0.076 R)
• M20: 15,146,336 km (0.108 R)
• M21: 16,924,755 km (0.111 R)
• M22: 17,699,822 km (0.096 R)
• M23: 20,382,710 km (0.069 R)
• M24: 21,112,000 km (0.065 R)
• M25: 21,783,096 km (0.12 R)
• M26: 26,798,514 km (0.072 R)
• M27: 30,791,580 km (0.076 R)
• M28: 31,461,330 km (0.051 R)
• M29: 33,228,230 km (0.073 R)
• M30: 33,831,708 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.8

Radius: 7.4

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 13.96 AU - 18.06 AU

Year: 23516 Days

Day: 21.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,714,145 km

• M1: 92,152 km (0.061 R)
• M2: 518,955 km (0.114 R)
• M3: 1,162,226 km (0.097 R)
• M4: 1,508,096 km (0.067 R)
• M5: 2,431,713 km (0.049 R)
• M6: 4,268,925 km (0.094 R)
• M7: 5,097,248 km (0.1 R)
• M8: 5,369,516 km (0.044 R)
• M9: 6,289,094 km (0.12 R)
• M10: 8,066,168 km (0.074 R)
• M11: 8,490,427 km (0.095 R)
• M12: 9,499,465 km (0.111 R)
• M13: 10,399,595 km (0.041 R)
• M14: 11,619,865 km (0.064 R)
• M15: 13,076,649 km (0.101 R)
• M16: 13,961,670 km (0.116 R)
• M17: 16,685,548 km (0.119 R)
• M18: 19,555,134 km (0.11 R)
• M19: 21,506,639 km (0.111 R)
• M20: 22,219,173 km (0.103 R)
• M21: 27,774,341 km (0.106 R)
• M22: 31,256,680 km (0.039 R)
• M23: 32,039,077 km (0.056 R)
• M24: 37,591,551 km (0.059 R)
• M25: 38,476,273 km (0.096 R)
• M26: 41,681,856 km (0.113 R)
• M27: 44,896,116 km (0.109 R)
• M28: 46,059,090 km (0.082 R)
• M29: 50,198,912 km (0.112 R)
• M30: 56,286,797 km (0.082 R)
• M31: 59,011,722 km (0.098 R)
• M32: 68,146,318 km (0.118 R)
• M33: 70,791,807 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.4

Radius: 7.5

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 15.08 AU - 20.96 AU

Year: 28080 Days

Day: 19 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,714,145 km

• M1: 93,499 km (0.096 R)
• M2: 545,883 km (0.112 R)
• M3: 904,469 km (0.1 R)
• M4: 1,646,923 km (0.057 R)
• M5: 2,146,281 km (0.111 R)
• M6: 2,524,913 km (0.089 R)
• M7: 3,080,071 km (0.12 R)
• M8: 3,744,883 km (0.113 R)
• M9: 5,356,352 km (0.099 R)
• M10: 5,596,008 km (0.061 R)
• M11: 6,183,628 km (0.066 R)
• M12: 10,234,738 km (0.113 R)
• M13: 12,452,228 km (0.098 R)
• M14: 12,945,601 km (0.103 R)
• M15: 15,288,603 km (0.104 R)
• M16: 16,602,072 km (0.073 R)
• M17: 17,373,100 km (0.118 R)
• M18: 17,723,309 km (0.036 R)
• M19: 20,502,388 km (0.056 R)
• M20: 21,690,943 km (0.072 R)
• M21: 24,532,106 km (0.118 R)
• M22: 27,140,345 km (0.093 R)
• M23: 31,326,093 km (0.105 R)
• M24: 35,360,150 km (0.082 R)
• M25: 38,975,780 km (0.066 R)
• M26: 47,953,747 km (0.093 R)
• M27: 51,827,883 km (0.11 R)
• M28: 53,102,906 km (0.108 R)
• M29: 55,905,472 km (0.071 R)
• M30: 57,246,468 km (0.081 R)
• M31: 58,022,282 km (0.089 R)
• M32: 58,412,733 km (0.088 R)
• M33: 63,030,669 km (0.048 R)
• M34: 65,957,552 km (0.117 R)
• M35: 66,383,008 km (0.084 R)
• M36: 74,126,643 km (0.09 R)
• M37: 81,225,361 km (0.118 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: 307 - 12,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit