🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.15 AU - 1.17 AU

Year: 553 Days

Day: 32.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,178,044 km

• M1: 33,211 km (0.082 R)
• M2: 556,504 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.26 AU - 1.28 AU

Year: 634 Days

Day: 18.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.56 AU - 1.86 AU

Year: 990 Days

Day: 32.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.99 AU - 2.75 AU

Year: 1616 Days

Day: 45.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,178,044 km

• M1: 48,171 km (0.059 R)

Asteroid Belt

Center: 4.71 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.7

Radius: 9.6

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.44 AU - 8.66 AU

Year: 8291 Days

Day: 14.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,178,044 km

• M1: 150,944 km (0.098 R)
• M2: 687,552 km (0.088 R)
• M3: 1,130,511 km (0.079 R)
• M4: 1,833,322 km (0.059 R)
• M5: 2,417,053 km (0.073 R)
• M6: 3,751,316 km (0.097 R)
• M7: 4,164,057 km (0.025 R)
• M8: 4,465,197 km (0.041 R)
• M9: 5,587,331 km (0.052 R)
• M10: 6,127,080 km (0.114 R)
• M11: 7,629,043 km (0.059 R)
• M12: 8,124,062 km (0.116 R)
• M13: 10,370,872 km (0.078 R)
• M14: 10,824,603 km (0.086 R)
• M15: 12,044,424 km (0.111 R)
• M16: 12,377,129 km (0.032 R)
• M17: 12,830,411 km (0.078 R)
• M18: 13,951,348 km (0.096 R)
• M19: 14,944,827 km (0.061 R)
• M20: 15,394,070 km (0.03 R)
• M21: 15,852,288 km (0.102 R)
• M22: 19,929,129 km (0.119 R)
• M23: 20,709,880 km (0.103 R)
• M24: 22,667,069 km (0.088 R)
• M25: 23,346,094 km (0.074 R)
• M26: 23,864,152 km (0.098 R)
• M27: 24,478,101 km (0.093 R)
• M28: 27,040,264 km (0.1 R)
• M29: 31,524,011 km (0.072 R)
• M30: 33,886,461 km (0.105 R)
• M31: 37,765,982 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.9

Radius: 10.1

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.97 AU - 8.21 AU

Year: 9262 Days

Day: 14.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,178,044 km

• M1: 125,662 km (0.087 R)
• M2: 627,862 km (0.106 R)
• M3: 1,383,780 km (0.096 R)
• M4: 1,766,152 km (0.083 R)
• M5: 3,263,926 km (0.103 R)
• M6: 5,339,148 km (0.115 R)
• M7: 5,749,645 km (0.103 R)
• M8: 6,480,729 km (0.118 R)
• M9: 7,821,126 km (0.032 R)
• M10: 9,783,402 km (0.105 R)
• M11: 11,996,104 km (0.114 R)
• M12: 12,404,655 km (0.109 R)
• M13: 17,385,816 km (0.098 R)
• M14: 17,758,763 km (0.065 R)
• M15: 19,304,708 km (0.112 R)
• M16: 22,662,432 km (0.106 R)
• M17: 23,558,972 km (0.076 R)
• M18: 24,759,644 km (0.039 R)
• M19: 25,614,596 km (0.089 R)
• M20: 27,082,899 km (0.095 R)
• M21: 27,483,672 km (0.102 R)
• M22: 28,400,109 km (0.102 R)
• M23: 28,813,896 km (0.083 R)
• M24: 29,653,440 km (0.071 R)
• M25: 34,448,201 km (0.09 R)
• M26: 36,356,771 km (0.099 R)
• M27: 37,336,936 km (0.092 R)
• M28: 41,170,381 km (0.108 R)
• M29: 43,592,072 km (0.092 R)
• M30: 46,107,261 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.9

Radius: 10.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.76 AU - 8.96 AU

Year: 9760 Days

Day: 14.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,178,044 km

• M1: 126,859 km (0.068 R)
• M2: 536,159 km (0.09 R)
• M3: 912,996 km (0.031 R)
• M4: 1,722,021 km (0.065 R)
• M5: 2,729,413 km (0.092 R)
• M6: 4,456,820 km (0.066 R)
• M7: 4,820,193 km (0.12 R)
• M8: 5,335,558 km (0.118 R)
• M9: 6,568,394 km (0.111 R)
• M10: 7,104,852 km (0.086 R)
• M11: 7,636,223 km (0.036 R)
• M12: 9,312,916 km (0.059 R)
• M13: 10,196,142 km (0.114 R)
• M14: 15,141,997 km (0.11 R)
• M15: 21,694,534 km (0.077 R)
• M16: 22,249,243 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.3

Radius: 10.9

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.2 AU - 10.14 AU

Year: 11307 Days

Day: 14.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,178,044 km

• M1: 135,685 km (0.108 R)
• M2: 972,536 km (0.117 R)
• M3: 1,812,677 km (0.073 R)
• M4: 2,663,740 km (0.108 R)
• M5: 3,102,510 km (0.096 R)
• M6: 4,952,587 km (0.098 R)
• M7: 5,796,020 km (0.046 R)
• M8: 6,314,825 km (0.032 R)
• M9: 6,798,326 km (0.064 R)
• M10: 7,623,059 km (0.108 R)
• M11: 8,436,572 km (0.071 R)
• M12: 10,858,711 km (0.118 R)
• M13: 12,180,109 km (0.063 R)
• M14: 18,418,041 km (0.049 R)
• M15: 21,061,585 km (0.118 R)
• M16: 21,778,159 km (0.047 R)
• M17: 22,659,440 km (0.117 R)
• M18: 24,493,061 km (0.107 R)
• M19: 27,680,543 km (0.112 R)
• M20: 28,540,431 km (0.117 R)
• M21: 30,042,843 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161

Radius: 6.9

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.46 AU - 15.48 AU

Year: 19505 Days

Day: 16.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,178,044 km

• M1: 94,396 km (0.092 R)
• M2: 354,547 km (0.12 R)
• M3: 933,940 km (0.073 R)
• M4: 1,305,541 km (0.026 R)
• M5: 2,113,220 km (0.057 R)
• M6: 3,599,175 km (0.077 R)
• M7: 5,812,775 km (0.107 R)
• M8: 6,604,148 km (0.085 R)
• M9: 7,796,293 km (0.118 R)
• M10: 8,311,059 km (0.104 R)
• M11: 9,600,443 km (0.097 R)
• M12: 11,611,039 km (0.087 R)
• M13: 12,802,436 km (0.084 R)
• M14: 13,216,972 km (0.106 R)
• M15: 13,640,633 km (0.114 R)
• M16: 16,933,731 km (0.109 R)
• M17: 17,650,604 km (0.036 R)
• M18: 19,068,044 km (0.094 R)
• M19: 20,080,522 km (0.082 R)
• M20: 30,858,301 km (0.103 R)
• M21: 44,809,050 km (0.077 R)
• M22: 45,627,201 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 14,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit