🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.84 AU - 0.92 AU

Year: 371 Days

Day: 17.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,356,870 km

• M1: 41,139 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.97 AU - 1.07 AU

Year: 463 Days

Day: 19.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.11 AU - 1.59 AU

Year: 705 Days

Day: 23.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,356,870 km

• M1: 43,533 km (0.093 R)
• M2: 78,688 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.26 AU - 1.52 AU

Year: 737 Days

Day: 43.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 64.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.5

Radius: 14.2

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.27 AU - 2.85 AU

Year: 1842 Days

Day: 8.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,356,870 km

• M1: 176,974 km (0.095 R)
• M2: 1,144,424 km (0.082 R)
• M3: 1,660,836 km (0.086 R)
• M4: 2,555,580 km (0.063 R)
• M5: 3,174,317 km (0.067 R)
• M6: 5,554,419 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.2

Radius: 13.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.39 AU - 6.91 AU

Year: 6038 Days

Day: 10.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,356,870 km

• M1: 173,833 km (0.057 R)
• M2: 875,297 km (0.099 R)
• M3: 1,308,682 km (0.109 R)
• M4: 2,189,365 km (0.093 R)
• M5: 2,735,547 km (0.079 R)
• M6: 3,350,843 km (0.083 R)
• M7: 3,889,694 km (0.053 R)
• M8: 5,086,028 km (0.085 R)
• M9: 5,739,173 km (0.097 R)
• M10: 6,514,987 km (0.092 R)
• M11: 7,214,058 km (0.097 R)
• M12: 8,040,287 km (0.12 R)
• M13: 8,845,423 km (0.075 R)
• M14: 9,310,672 km (0.045 R)
• M15: 10,198,835 km (0.085 R)
• M16: 18,207,108 km (0.118 R)
• M17: 22,039,357 km (0.12 R)
• M18: 25,350,706 km (0.079 R)
• M19: 26,206,106 km (0.054 R)
• M20: 27,525,260 km (0.111 R)
• M21: 28,888,097 km (0.087 R)
• M22: 29,539,296 km (0.091 R)
• M23: 31,748,259 km (0.113 R)
• M24: 34,168,303 km (0.077 R)
• M25: 34,792,126 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.9

Radius: 13.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.63 AU - 9.49 AU

Year: 12261 Days

Day: 10.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,356,870 km

• M1: 208,689 km (0.112 R)
• M2: 724,353 km (0.109 R)
• M3: 1,254,079 km (0.117 R)
• M4: 1,785,301 km (0.086 R)
• M5: 3,174,616 km (0.12 R)
• M6: 3,719,452 km (0.106 R)
• M7: 4,239,903 km (0.073 R)
• M8: 5,194,188 km (0.114 R)
• M9: 5,705,214 km (0.114 R)
• M10: 6,212,351 km (0.069 R)
• M11: 6,670,868 km (0.099 R)
• M12: 9,363,630 km (0.097 R)
• M13: 11,481,487 km (0.071 R)
• M14: 13,267,386 km (0.11 R)
• M15: 14,096,308 km (0.117 R)
• M16: 15,300,571 km (0.119 R)
• M17: 17,534,067 km (0.109 R)
• M18: 17,990,341 km (0.094 R)
• M19: 20,643,010 km (0.08 R)
• M20: 21,237,512 km (0.039 R)
• M21: 23,180,938 km (0.106 R)
• M22: 24,009,112 km (0.096 R)
• M23: 26,018,510 km (0.119 R)
• M24: 30,588,426 km (0.093 R)
• M25: 36,032,891 km (0.091 R)
• M26: 37,144,553 km (0.12 R)
• M27: 45,575,141 km (0.118 R)
• M28: 46,149,746 km (0.043 R)
• M29: 47,021,004 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.7

Radius: 3.1

Gravity: 38.68 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.97 AU - 13.07 AU

Year: 15341 Days

Day: 19.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,356,870 km

• M1: 38,746 km (0.035 R)
• M2: 147,504 km (0.105 R)
• M3: 599,439 km (0.053 R)
• M4: 831,166 km (0.084 R)
• M5: 1,142,928 km (0.073 R)
• M6: 1,725,462 km (0.109 R)
• M7: 1,957,339 km (0.072 R)
• M8: 2,099,008 km (0.119 R)
• M9: 2,586,248 km (0.077 R)
• M10: 3,144,846 km (0.077 R)
• M11: 3,314,640 km (0.104 R)
• M12: 4,315,899 km (0.085 R)
• M13: 7,177,855 km (0.09 R)
• M14: 7,303,069 km (0.098 R)
• M15: 7,818,733 km (0.106 R)
• M16: 8,358,183 km (0.12 R)
• M17: 8,543,385 km (0.082 R)
• M18: 9,213,284 km (0.044 R)
• M19: 10,125,083 km (0.098 R)
• M20: 10,229,951 km (0.075 R)
• M21: 11,206,825 km (0.07 R)
• M22: 12,970,285 km (0.104 R)
• M23: 14,375,308 km (0.041 R)
• M24: 15,458,546 km (0.117 R)
• M25: 16,522,486 km (0.028 R)
• M26: 19,192,808 km (0.119 R)
• M27: 19,434,259 km (0.12 R)
• M28: 20,336,783 km (0.115 R)
• M29: 23,211,755 km (0.041 R)
• M30: 31,391,318 km (0.105 R)
• M31: 31,502,768 km (0.11 R)
• M32: 33,090,899 km (0.091 R)
• M33: 37,543,082 km (0.085 R)
• M34: 40,767,215 km (0.098 R)
• M35: 44,732,456 km (0.114 R)
• M36: 45,015,046 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.4

Radius: 3.2

Gravity: 80.7 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 10.71 AU - 15.13 AU

Year: 20879 Days

Day: 24.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,356,870 km

• M1: 40,391 km (0.104 R)
• M2: 144,811 km (0.109 R)
• M3: 315,352 km (0.054 R)
• M4: 542,143 km (0.092 R)
• M5: 1,220,569 km (0.108 R)
• M6: 1,470,697 km (0.062 R)
• M7: 2,795,535 km (0.096 R)
• M8: 3,402,005 km (0.077 R)
• M9: 3,642,708 km (0.111 R)
• M10: 4,363,471 km (0.047 R)
• M11: 4,794,462 km (0.03 R)
• M12: 6,572,134 km (0.066 R)
• M13: 6,897,808 km (0.105 R)
• M14: 7,332,390 km (0.119 R)
• M15: 10,268,099 km (0.062 R)
• M16: 12,234,413 km (0.058 R)
• M17: 13,452,888 km (0.114 R)
• M18: 18,765,856 km (0.107 R)
• M19: 19,325,651 km (0.045 R)
• M20: 25,777,807 km (0.112 R)
• M21: 27,054,775 km (0.097 R)
• M22: 34,769,088 km (0.066 R)
• M23: 35,896,907 km (0.106 R)
• M24: 38,225,248 km (0.049 R)
• M25: 42,061,386 km (0.031 R)
• M26: 48,719,987 km (0.055 R)
• M27: 50,309,315 km (0.117 R)
• M28: 51,026,487 km (0.117 R)
• M29: 56,047,291 km (0.089 R)
• M30: 58,380,719 km (0.083 R)
• M31: 60,172,602 km (0.078 R)
• M32: 65,981,338 km (0.096 R)
• M33: 72,835,762 km (0.072 R)
• M34: 74,678,659 km (0.105 R)
• M35: 76,552,372 km (0.066 R)
• M36: 80,149,602 km (0.095 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: 158 - 15,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit