🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.67 AU - 0.91 AU

Year: 259 Days

Day: 35.6 Hours

Environment

Temp: 120 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 53,266,469 km

• M1: 20,196 km (0.078 R)
• M2: 76,445 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.94 AU - 1.34 AU

Year: 449 Days

Day: 25.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 53,266,469 km

• M1: 14,661 km (0.095 R)
• M2: 136,284 km (0.063 R)

Asteroid Belt

Center: 2.16 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.9 AU - 3.46 AU

Year: 2092 Days

Day: 40.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 10.5

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.05 AU - 6.37 AU

Year: 4388 Days

Day: 13.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,266,469 km

• M1: 130,599 km (0.064 R)
• M2: 566,976 km (0.11 R)
• M3: 1,314,965 km (0.06 R)
• M4: 1,738,477 km (0.112 R)
• M5: 2,488,411 km (0.087 R)
• M6: 3,174,916 km (0.105 R)
• M7: 4,426,900 km (0.045 R)
• M8: 4,944,359 km (0.099 R)
• M9: 5,325,834 km (0.109 R)
• M10: 5,749,944 km (0.12 R)
• M11: 6,870,731 km (0.049 R)
• M12: 7,958,756 km (0.106 R)
• M13: 9,475,978 km (0.063 R)
• M14: 12,639,524 km (0.088 R)
• M15: 13,600,242 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 9.8

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.79 AU - 7.25 AU

Year: 6863 Days

Day: 10.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,266,469 km

• M1: 121,922 km (0.093 R)
• M2: 488,138 km (0.102 R)
• M3: 806,632 km (0.109 R)
• M4: 1,407,866 km (0.072 R)
• M5: 1,858,305 km (0.091 R)
• M6: 2,617,813 km (0.05 R)
• M7: 3,230,865 km (0.108 R)
• M8: 3,999,948 km (0.117 R)
• M9: 4,531,170 km (0.083 R)
• M10: 4,886,614 km (0.114 R)
• M11: 5,415,593 km (0.079 R)
• M12: 5,926,619 km (0.093 R)
• M13: 7,076,578 km (0.084 R)
• M14: 8,264,534 km (0.082 R)
• M15: 8,688,794 km (0.095 R)
• M16: 9,053,214 km (0.084 R)
• M17: 10,288,893 km (0.084 R)
• M18: 13,766,594 km (0.113 R)
• M19: 16,533,108 km (0.113 R)
• M20: 17,378,934 km (0.114 R)
• M21: 21,248,732 km (0.118 R)
• M22: 21,911,600 km (0.053 R)
• M23: 22,656,747 km (0.084 R)
• M24: 23,070,236 km (0.105 R)
• M25: 23,418,649 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.2

Radius: 13.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.31 AU - 8.51 AU

Year: 7442 Days

Day: 11.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,266,469 km

• M1: 163,211 km (0.059 R)
• M2: 616,044 km (0.067 R)
• M3: 1,262,008 km (0.093 R)
• M4: 2,664,039 km (0.086 R)
• M5: 4,683,760 km (0.092 R)
• M6: 5,311,921 km (0.061 R)
• M7: 6,285,504 km (0.077 R)
• M8: 9,845,335 km (0.044 R)
• M9: 14,833,377 km (0.044 R)
• M10: 22,807,542 km (0.064 R)
• M11: 23,303,908 km (0.059 R)
• M12: 23,807,454 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.8

Radius: 14.1

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 11.27 AU - 13.01 AU

Year: 15606 Days

Day: 6.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,266,469 km

• M1: 176,974 km (0.033 R)
• M2: 1,187,657 km (0.118 R)
• M3: 2,307,697 km (0.091 R)
• M4: 3,079,173 km (0.048 R)
• M5: 3,578,830 km (0.066 R)
• M6: 7,072,688 km (0.113 R)
• M7: 11,252,752 km (0.098 R)
• M8: 13,207,098 km (0.106 R)
• M9: 15,094,874 km (0.104 R)
• M10: 23,217,440 km (0.114 R)
• M11: 25,653,043 km (0.085 R)
• M12: 38,545,387 km (0.114 R)
• M13: 42,936,982 km (0.118 R)
• M14: 46,142,865 km (0.087 R)
• M15: 50,449,638 km (0.032 R)
• M16: 54,348,607 km (0.1 R)
• M17: 56,884,890 km (0.029 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123.9

Radius: 5.1

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 16.79 AU - 18.67 AU

Year: 27545 Days

Day: 15.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,266,469 km

• M1: 63,429 km (0.064 R)
• M2: 677,529 km (0.116 R)
• M3: 1,087,577 km (0.051 R)
• M4: 1,648,419 km (0.115 R)
• M5: 3,866,058 km (0.118 R)
• M6: 4,061,732 km (0.064 R)
• M7: 4,688,846 km (0.112 R)
• M8: 5,242,059 km (0.116 R)
• M9: 5,516,870 km (0.111 R)
• M10: 5,801,405 km (0.111 R)
• M11: 6,956,151 km (0.07 R)
• M12: 7,762,035 km (0.098 R)
• M13: 9,659,235 km (0.077 R)
• M14: 10,177,891 km (0.088 R)
• M15: 11,101,658 km (0.108 R)
• M16: 14,472,996 km (0.034 R)
• M17: 17,465,252 km (0.095 R)
• M18: 19,105,443 km (0.117 R)
• M19: 20,254,205 km (0.057 R)
• M20: 21,448,296 km (0.117 R)
• M21: 22,960,431 km (0.085 R)
• M22: 26,795,821 km (0.045 R)
• M23: 32,391,978 km (0.12 R)
• M24: 41,898,624 km (0.106 R)
• M25: 44,677,404 km (0.117 R)
• M26: 45,390,836 km (0.098 R)
• M27: 47,428,808 km (0.051 R)
• M28: 49,375,226 km (0.118 R)
• M29: 53,106,945 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 13,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit