🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.53 AU - 0.77 AU

Year: 190 Days

Day: 23.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.69 AU - 1.15 AU

Year: 319 Days

Day: 39.4 Hours

Environment

Temp: 164 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.34 AU - 5.2 AU

Year: 3191 Days

Day: 42.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.5

Radius: 13.7

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.14 AU - 6.86 AU

Year: 5315 Days

Day: 8 Hours

Environment

Temp: -158 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 100,578,305 km

• M1: 171,140 km (0.093 R)
• M2: 688,150 km (0.096 R)
• M3: 1,154,896 km (0.044 R)
• M4: 1,581,399 km (0.074 R)
• M5: 2,521,173 km (0.081 R)
• M6: 3,198,253 km (0.071 R)
• M7: 5,461,519 km (0.085 R)
• M8: 6,108,081 km (0.116 R)
• M9: 7,120,111 km (0.12 R)
• M10: 9,009,831 km (0.085 R)
• M11: 9,650,110 km (0.109 R)
• M12: 10,690,862 km (0.05 R)
• M13: 13,048,824 km (0.08 R)
• M14: 24,556,939 km (0.075 R)
• M15: 25,808,026 km (0.11 R)
• M16: 26,234,380 km (0.05 R)
• M17: 27,719,139 km (0.116 R)
• M18: 28,800,582 km (0.045 R)
• M19: 29,816,352 km (0.107 R)
• M20: 30,570,026 km (0.093 R)
• M21: 31,627,084 km (0.094 R)
• M22: 33,611,201 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.2

Radius: 12.7

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.95 AU - 7.75 AU

Year: 5787 Days

Day: 10 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 100,578,305 km

• M1: 160,967 km (0.078 R)
• M2: 563,535 km (0.111 R)
• M3: 1,582,895 km (0.105 R)
• M4: 2,077,765 km (0.107 R)
• M5: 2,579,516 km (0.09 R)
• M6: 3,272,603 km (0.034 R)
• M7: 6,755,092 km (0.09 R)
• M8: 9,099,440 km (0.065 R)
• M9: 11,294,041 km (0.084 R)
• M10: 12,176,818 km (0.082 R)
• M11: 14,563,054 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88

Radius: 12.4

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.2 AU - 8.58 AU

Year: 8015 Days

Day: 13.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 100,578,305 km

• M1: 164,408 km (0.096 R)
• M2: 552,914 km (0.116 R)
• M3: 1,019,659 km (0.106 R)
• M4: 2,388,330 km (0.083 R)
• M5: 2,950,818 km (0.041 R)
• M6: 4,996,120 km (0.086 R)
• M7: 7,918,215 km (0.093 R)
• M8: 12,608,109 km (0.109 R)
• M9: 14,174,697 km (0.078 R)
• M10: 14,905,633 km (0.049 R)
• M11: 17,914,495 km (0.108 R)
• M12: 19,890,533 km (0.104 R)
• M13: 20,498,349 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 13.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 8.15 AU - 12.85 AU

Year: 12305 Days

Day: 14.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 100,578,305 km

• M1: 173,085 km (0.088 R)
• M2: 931,696 km (0.091 R)
• M3: 1,481,468 km (0.084 R)
• M4: 2,345,395 km (0.119 R)
• M5: 3,069,300 km (0.111 R)
• M6: 3,909,890 km (0.037 R)
• M7: 5,171,000 km (0.118 R)
• M8: 5,858,253 km (0.05 R)
• M9: 7,594,934 km (0.057 R)
• M10: 8,244,039 km (0.113 R)
• M11: 8,779,749 km (0.096 R)
• M12: 10,869,632 km (0.109 R)
• M13: 11,574,686 km (0.119 R)
• M14: 13,076,350 km (0.082 R)
• M15: 15,348,592 km (0.058 R)
• M16: 16,616,733 km (0.112 R)
• M17: 20,310,305 km (0.095 R)
• M18: 20,751,917 km (0.026 R)
• M19: 21,199,963 km (0.116 R)
• M20: 27,413,211 km (0.06 R)
• M21: 33,379,174 km (0.104 R)
• M22: 34,995,729 km (0.07 R)
• M23: 35,503,464 km (0.065 R)
• M24: 37,319,283 km (0.108 R)
• M25: 38,384,420 km (0.109 R)
• M26: 56,711,655 km (0.059 R)
• M27: 58,296,645 km (0.091 R)
• M28: 59,190,043 km (0.119 R)
• M29: 61,555,185 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.2

Radius: 7.5

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 14.12 AU - 15.06 AU

Year: 20155 Days

Day: 20 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 100,578,305 km

• M1: 96,042 km (0.098 R)
• M2: 378,183 km (0.026 R)
• M3: 910,153 km (0.112 R)
• M4: 1,480,720 km (0.104 R)
• M5: 2,073,576 km (0.062 R)
• M6: 2,392,968 km (0.073 R)
• M7: 3,259,438 km (0.057 R)
• M8: 4,195,472 km (0.064 R)
• M9: 5,085,879 km (0.078 R)
• M10: 6,136,355 km (0.107 R)
• M11: 6,628,382 km (0.097 R)
• M12: 7,831,449 km (0.115 R)
• M13: 8,165,650 km (0.075 R)
• M14: 8,710,336 km (0.078 R)
• M15: 9,707,705 km (0.045 R)
• M16: 11,253,201 km (0.098 R)
• M17: 13,088,617 km (0.087 R)
• M18: 16,395,478 km (0.088 R)
• M19: 21,679,275 km (0.093 R)
• M20: 27,775,986 km (0.119 R)
• M21: 32,664,545 km (0.045 R)
• M22: 34,924,521 km (0.099 R)
• M23: 35,961,533 km (0.034 R)
• M24: 36,885,749 km (0.087 R)
• M25: 40,315,729 km (0.069 R)
• M26: 41,026,318 km (0.112 R)
• M27: 41,456,712 km (0.104 R)
• M28: 46,391,496 km (0.098 R)
• M29: 47,015,020 km (0.107 R)
• M30: 50,709,340 km (0.062 R)
• M31: 58,488,130 km (0.077 R)
• M32: 60,133,856 km (0.082 R)
• M33: 62,375,730 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.7

Radius: 5.5

Gravity: 23.69 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 17.24 AU - 20.56 AU

Year: 29715 Days

Day: 22.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,578,305 km

• M1: 68,516 km (0.11 R)
• M2: 344,225 km (0.11 R)
• M3: 597,943 km (0.105 R)
• M4: 825,182 km (0.078 R)
• M5: 1,275,471 km (0.096 R)
• M6: 2,068,789 km (0.102 R)
• M7: 2,298,571 km (0.1 R)
• M8: 3,300,578 km (0.115 R)
• M9: 3,647,645 km (0.073 R)
• M10: 4,267,878 km (0.078 R)
• M11: 4,489,582 km (0.117 R)
• M12: 4,875,993 km (0.118 R)
• M13: 5,759,518 km (0.089 R)
• M14: 11,606,102 km (0.104 R)
• M15: 18,878,802 km (0.117 R)
• M16: 19,276,134 km (0.093 R)
• M17: 20,397,670 km (0.113 R)
• M18: 28,183,640 km (0.052 R)
• M19: 31,255,483 km (0.095 R)
• M20: 33,955,725 km (0.101 R)
• M21: 39,490,696 km (0.074 R)
• M22: 43,496,778 km (0.098 R)
• M23: 53,681,550 km (0.094 R)
• M24: 63,331,660 km (0.119 R)
• M25: 70,210,619 km (0.073 R)
• M26: 75,311,458 km (0.036 R)
• M27: 90,389,876 km (0.079 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 15,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit