🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.5 AU - 0.72 AU

Year: 207 Days

Day: 23.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.72 AU - 1.08 AU

Year: 370 Days

Day: 34.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.1

Radius: 10

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.49 AU - 5.35 AU

Year: 4028 Days

Day: 12.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,141,610 km

• M1: 124,465 km (0.034 R)
• M2: 457,919 km (0.113 R)
• M3: 784,342 km (0.093 R)
• M4: 1,429,408 km (0.118 R)
• M5: 1,948,662 km (0.086 R)
• M6: 4,577,545 km (0.098 R)
• M7: 5,767,148 km (0.084 R)
• M8: 6,826,300 km (0.119 R)
• M9: 7,251,158 km (0.09 R)
• M10: 10,098,604 km (0.069 R)
• M11: 11,403,696 km (0.106 R)
• M12: 11,816,437 km (0.089 R)
• M13: 12,238,901 km (0.11 R)
• M14: 12,622,919 km (0.102 R)
• M15: 13,264,245 km (0.099 R)
• M16: 17,156,333 km (0.05 R)
• M17: 19,982,685 km (0.082 R)
• M18: 21,333,255 km (0.084 R)
• M19: 22,960,281 km (0.095 R)
• M20: 23,915,763 km (0.07 R)
• M21: 25,127,805 km (0.104 R)
• M22: 26,619,894 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.2

Radius: 9

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.36 AU - 5.6 AU

Year: 4110 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 74.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,141,610 km

• M1: 113,545 km (0.093 R)
• M2: 532,868 km (0.09 R)
• M3: 850,763 km (0.05 R)
• M4: 1,298,061 km (0.061 R)
• M5: 2,584,004 km (0.112 R)
• M6: 3,951,628 km (0.098 R)
• M7: 5,507,446 km (0.109 R)
• M8: 5,847,033 km (0.035 R)
• M9: 6,174,951 km (0.111 R)
• M10: 7,034,690 km (0.088 R)
• M11: 7,581,770 km (0.072 R)
• M12: 8,033,555 km (0.093 R)
• M13: 8,826,125 km (0.115 R)
• M14: 10,529,745 km (0.118 R)
• M15: 11,596,079 km (0.099 R)
• M16: 14,121,141 km (0.11 R)
• M17: 14,620,948 km (0.09 R)
• M18: 14,991,801 km (0.106 R)
• M19: 15,321,365 km (0.116 R)
• M20: 15,704,036 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.8

Radius: 13.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.44 AU - 7.06 AU

Year: 5977 Days

Day: 8.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,141,610 km

• M1: 272,418 km (0.057 R)
• M2: 771,177 km (0.09 R)
• M3: 1,363,136 km (0.116 R)
• M4: 1,796,371 km (0.08 R)
• M5: 3,714,216 km (0.08 R)
• M6: 5,111,011 km (0.076 R)
• M7: 5,656,295 km (0.111 R)
• M8: 7,399,260 km (0.072 R)
• M9: 11,347,447 km (0.092 R)
• M10: 13,022,195 km (0.083 R)
• M11: 14,344,491 km (0.097 R)
• M12: 18,306,890 km (0.114 R)
• M13: 20,603,068 km (0.084 R)
• M14: 21,189,491 km (0.106 R)
• M15: 22,259,415 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.9

Radius: 4.1

Gravity: 34.68 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.14 AU - 13.32 AU

Year: 15236 Days

Day: 24.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,141,610 km

• M1: 52,210 km (0.096 R)
• M2: 241,900 km (0.098 R)
• M3: 407,355 km (0.115 R)
• M4: 881,730 km (0.071 R)
• M5: 1,095,056 km (0.089 R)
• M6: 1,300,753 km (0.102 R)
• M7: 1,441,974 km (0.08 R)
• M8: 1,983,369 km (0.113 R)
• M9: 2,518,480 km (0.07 R)
• M10: 2,739,436 km (0.05 R)
• M11: 4,566,924 km (0.108 R)
• M12: 4,729,387 km (0.115 R)
• M13: 5,976,585 km (0.074 R)
• M14: 7,339,272 km (0.084 R)
• M15: 10,268,248 km (0.067 R)
• M16: 10,603,796 km (0.079 R)
• M17: 13,030,573 km (0.029 R)
• M18: 15,148,131 km (0.108 R)
• M19: 15,877,271 km (0.108 R)
• M20: 18,043,149 km (0.082 R)
• M21: 19,112,624 km (0.062 R)
• M22: 21,106,913 km (0.083 R)
• M23: 22,479,623 km (0.043 R)
• M24: 23,619,858 km (0.093 R)
• M25: 24,998,253 km (0.049 R)
• M26: 28,676,865 km (0.095 R)
• M27: 31,749,605 km (0.078 R)
• M28: 37,741,149 km (0.098 R)
• M29: 54,894,041 km (0.09 R)
• M30: 55,918,038 km (0.109 R)
• M31: 57,652,925 km (0.067 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 19,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit