🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.79 AU - 1.29 AU

Year: 393 Days

Day: 28.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 104,526,608 km

• M1: 90,656 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.02 AU - 3 AU

Year: 1475 Days

Day: 20.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,526,608 km

• M1: 546,481 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.92 AU - 4.04 AU

Year: 2408 Days

Day: 43.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,526,608 km

• M1: 3,307,310 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.3 AU - 3.84 AU

Year: 2502 Days

Day: 20.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.2

Radius: 8.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.01 AU - 6.61 AU

Year: 4538 Days

Day: 13.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,526,608 km

• M1: 106,962 km (0.092 R)
• M2: 386,411 km (0.049 R)
• M3: 1,291,179 km (0.111 R)
• M4: 1,564,943 km (0.115 R)
• M5: 1,926,073 km (0.078 R)
• M6: 3,045,513 km (0.117 R)
• M7: 4,022,238 km (0.029 R)
• M8: 4,312,009 km (0.042 R)
• M9: 5,242,657 km (0.049 R)
• M10: 5,513,729 km (0.118 R)
• M11: 6,779,776 km (0.043 R)
• M12: 8,698,518 km (0.114 R)
• M13: 12,109,050 km (0.103 R)
• M14: 12,497,107 km (0.048 R)
• M15: 15,855,579 km (0.118 R)
• M16: 16,268,320 km (0.052 R)
• M17: 16,741,049 km (0.088 R)
• M18: 17,168,899 km (0.1 R)
• M19: 17,824,287 km (0.102 R)
• M20: 19,712,960 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.7

Radius: 9.9

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.64 AU - 11.84 AU

Year: 12152 Days

Day: 11.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 104,526,608 km

• M1: 123,119 km (0.112 R)
• M2: 515,963 km (0.081 R)
• M3: 1,100,592 km (0.119 R)
• M4: 1,643,632 km (0.068 R)
• M5: 2,210,757 km (0.052 R)
• M6: 3,126,895 km (0.114 R)
• M7: 3,919,913 km (0.098 R)
• M8: 4,421,814 km (0.047 R)
• M9: 4,934,785 km (0.058 R)
• M10: 5,486,951 km (0.099 R)
• M11: 6,448,117 km (0.108 R)
• M12: 7,148,833 km (0.056 R)
• M13: 10,209,755 km (0.075 R)
• M14: 10,944,879 km (0.117 R)
• M15: 11,827,956 km (0.045 R)
• M16: 14,242,615 km (0.04 R)
• M17: 16,752,867 km (0.077 R)
• M18: 17,626,668 km (0.073 R)
• M19: 18,761,368 km (0.065 R)
• M20: 20,349,050 km (0.119 R)
• M21: 21,682,117 km (0.103 R)
• M22: 24,521,634 km (0.09 R)
• M23: 29,336,142 km (0.039 R)
• M24: 29,649,849 km (0.052 R)
• M25: 32,911,681 km (0.034 R)
• M26: 33,820,339 km (0.116 R)
• M27: 38,867,172 km (0.11 R)
• M28: 46,347,066 km (0.084 R)
• M29: 48,211,055 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.1

Radius: 7.1

Gravity: 17.48 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 12.61 AU - 17.41 AU

Year: 21566 Days

Day: 23.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 104,526,608 km

• M1: 89,160 km (0.115 R)
• M2: 364,420 km (0.068 R)
• M3: 665,860 km (0.098 R)
• M4: 1,479,373 km (0.107 R)
• M5: 2,857,319 km (0.113 R)
• M6: 3,977,359 km (0.077 R)
• M7: 6,482,674 km (0.1 R)
• M8: 11,755,401 km (0.112 R)
• M9: 12,595,094 km (0.115 R)
• M10: 13,250,781 km (0.117 R)
• M11: 14,315,469 km (0.098 R)
• M12: 18,584,244 km (0.1 R)
• M13: 19,052,934 km (0.117 R)
• M14: 19,625,595 km (0.037 R)
• M15: 20,805,473 km (0.102 R)
• M16: 21,412,691 km (0.115 R)
• M17: 23,522,620 km (0.081 R)
• M18: 24,740,197 km (0.07 R)
• M19: 31,862,402 km (0.082 R)
• M20: 32,263,922 km (0.075 R)
• M21: 33,214,318 km (0.102 R)
• M22: 36,176,954 km (0.075 R)
• M23: 40,395,015 km (0.065 R)
• M24: 41,498,449 km (0.065 R)
• M25: 48,017,027 km (0.086 R)
• M26: 49,254,949 km (0.12 R)
• M27: 51,610,218 km (0.113 R)
• M28: 52,722,179 km (0.115 R)
• M29: 54,229,527 km (0.08 R)
• M30: 55,571,719 km (0.051 R)
• M31: 58,123,111 km (0.109 R)
• M32: 60,751,546 km (0.104 R)
• M33: 62,407,744 km (0.045 R)
• M34: 73,446,720 km (0.101 R)
• M35: 78,446,730 km (0.116 R)
• M36: 84,945,561 km (0.118 R)
• M37: 85,717,785 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.8

Radius: 6

Gravity: 20.05 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 17.17 AU - 21.37 AU

Year: 31371 Days

Day: 19.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 104,526,608 km

• M1: 122,371 km (0.075 R)
• M2: 392,994 km (0.053 R)
• M3: 725,250 km (0.116 R)
• M4: 961,316 km (0.09 R)
• M5: 1,171,651 km (0.047 R)
• M6: 1,412,952 km (0.081 R)
• M7: 2,783,568 km (0.118 R)
• M8: 3,186,285 km (0.055 R)
• M9: 3,794,251 km (0.118 R)
• M10: 4,143,861 km (0.109 R)
• M11: 5,626,974 km (0.073 R)
• M12: 7,432,770 km (0.117 R)
• M13: 11,626,148 km (0.119 R)
• M14: 13,131,103 km (0.116 R)
• M15: 13,447,053 km (0.115 R)
• M16: 14,676,897 km (0.067 R)
• M17: 15,017,083 km (0.075 R)
• M18: 16,069,354 km (0.07 R)
• M19: 17,931,100 km (0.055 R)
• M20: 19,520,428 km (0.109 R)
• M21: 20,035,643 km (0.091 R)
• M22: 24,134,774 km (0.119 R)
• M23: 24,489,770 km (0.116 R)
• M24: 25,453,330 km (0.096 R)
• M25: 28,233,457 km (0.107 R)
• M26: 28,759,742 km (0.061 R)
• M27: 30,515,572 km (0.12 R)
• M28: 35,748,356 km (0.091 R)
• M29: 37,301,331 km (0.067 R)
• M30: 40,708,273 km (0.057 R)
• M31: 43,439,033 km (0.112 R)
• M32: 45,385,750 km (0.12 R)
• M33: 55,996,877 km (0.12 R)
• M34: 56,619,054 km (0.112 R)
• M35: 66,049,554 km (0.073 R)
• M36: 68,383,281 km (0.099 R)
• M37: 71,498,657 km (0.089 R)
• M38: 81,941,785 km (0.108 R)
• M39: 94,230,652 km (0.109 R)
• M40: 102,967,616 km (0.048 R)
• M41: 103,901,107 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 18,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit