🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.64 AU - 0.96 AU

Year: 254 Days

Day: 46.8 Hours

Environment

Temp: 107 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.87 AU - 1.13 AU

Year: 355 Days

Day: 19.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 63.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.29 AU - 3.53 AU

Year: 1761 Days

Day: 12.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.13 AU - 4.13 AU

Year: 2978 Days

Day: 16.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.76 AU - 5.98 AU

Year: 3813 Days

Day: 24.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182

Radius: 9.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.68 AU - 13.36 AU

Year: 15716 Days

Day: 5.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 103,674,129 km

• M1: 123,119 km (0.101 R)
• M2: 602,580 km (0.026 R)
• M3: 1,178,532 km (0.118 R)
• M4: 1,522,607 km (0.097 R)
• M5: 2,474,798 km (0.104 R)
• M6: 3,244,179 km (0.111 R)
• M7: 6,482,824 km (0.028 R)
• M8: 6,846,047 km (0.073 R)
• M9: 7,534,497 km (0.096 R)
• M10: 7,895,626 km (0.05 R)
• M11: 9,049,026 km (0.038 R)
• M12: 11,319,323 km (0.09 R)
• M13: 12,336,439 km (0.092 R)
• M14: 16,680,911 km (0.081 R)
• M15: 17,226,793 km (0.113 R)
• M16: 17,855,104 km (0.099 R)
• M17: 18,570,930 km (0.103 R)
• M18: 22,938,290 km (0.112 R)
• M19: 23,358,660 km (0.101 R)
• M20: 25,003,339 km (0.105 R)
• M21: 25,628,210 km (0.099 R)
• M22: 29,499,803 km (0.118 R)
• M23: 37,910,045 km (0.03 R)
• M24: 41,281,233 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.1

Radius: 5.4

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 10.87 AU - 15.11 AU

Year: 16609 Days

Day: 18.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 103.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,674,129 km

• M1: 70,909 km (0.063 R)
• M2: 292,613 km (0.067 R)
• M3: 494,720 km (0.1 R)
• M4: 688,898 km (0.03 R)
• M5: 1,165,068 km (0.103 R)
• M6: 1,352,664 km (0.108 R)
• M7: 1,903,633 km (0.118 R)
• M8: 2,960,841 km (0.08 R)
• M9: 3,667,093 km (0.103 R)
• M10: 12,483,793 km (0.119 R)
• M11: 14,296,620 km (0.107 R)
• M12: 17,001,499 km (0.073 R)
• M13: 18,280,411 km (0.074 R)
• M14: 18,746,857 km (0.097 R)
• M15: 19,221,082 km (0.11 R)
• M16: 20,608,004 km (0.082 R)
• M17: 23,763,023 km (0.091 R)
• M18: 30,682,074 km (0.067 R)
• M19: 31,451,157 km (0.115 R)
• M20: 33,487,334 km (0.091 R)
• M21: 35,851,130 km (0.107 R)
• M22: 44,437,748 km (0.074 R)
• M23: 46,997,069 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.4

Radius: 6.8

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 13.91 AU - 14.39 AU

Year: 18883 Days

Day: 20.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 103,674,129 km

• M1: 84,672 km (0.119 R)
• M2: 518,357 km (0.075 R)
• M3: 754,422 km (0.105 R)
• M4: 1,144,274 km (0.11 R)
• M5: 1,991,896 km (0.095 R)
• M6: 2,229,307 km (0.098 R)
• M7: 2,568,446 km (0.096 R)
• M8: 2,783,717 km (0.105 R)
• M9: 3,177,459 km (0.092 R)
• M10: 4,903,220 km (0.072 R)
• M11: 5,236,225 km (0.064 R)
• M12: 5,836,860 km (0.07 R)
• M13: 7,259,237 km (0.088 R)
• M14: 7,516,994 km (0.051 R)
• M15: 8,705,250 km (0.118 R)
• M16: 9,752,734 km (0.117 R)
• M17: 10,825,949 km (0.11 R)
• M18: 12,703,702 km (0.119 R)
• M19: 14,925,978 km (0.04 R)
• M20: 17,471,386 km (0.077 R)
• M21: 19,048,596 km (0.103 R)
• M22: 20,039,233 km (0.079 R)
• M23: 25,414,135 km (0.08 R)
• M24: 25,809,971 km (0.107 R)
• M25: 29,341,678 km (0.092 R)
• M26: 32,135,119 km (0.07 R)
• M27: 41,433,973 km (0.104 R)
• M28: 45,084,460 km (0.033 R)
• M29: 47,285,194 km (0.116 R)
• M30: 48,487,662 km (0.112 R)
• M31: 50,797,154 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.7

Radius: 5.9

Gravity: 20.47 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 15.84 AU - 23.7 AU

Year: 31185 Days

Day: 16.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 103,674,129 km

• M1: 82,877 km (0.107 R)
• M2: 530,324 km (0.077 R)
• M3: 853,456 km (0.071 R)
• M4: 2,299,170 km (0.078 R)
• M5: 3,468,127 km (0.112 R)
• M6: 5,278,561 km (0.116 R)
• M7: 7,161,549 km (0.117 R)
• M8: 8,778,702 km (0.101 R)
• M9: 11,036,733 km (0.047 R)
• M10: 11,246,768 km (0.114 R)
• M11: 11,892,582 km (0.093 R)
• M12: 14,640,396 km (0.043 R)
• M13: 15,760,584 km (0.034 R)
• M14: 16,116,328 km (0.097 R)
• M15: 17,688,751 km (0.074 R)
• M16: 22,228,149 km (0.072 R)
• M17: 23,129,177 km (0.116 R)
• M18: 29,993,775 km (0.083 R)
• M19: 32,077,224 km (0.039 R)
• M20: 34,107,118 km (0.113 R)
• M21: 34,852,414 km (0.089 R)
• M22: 36,375,321 km (0.077 R)
• M23: 40,210,412 km (0.105 R)
• M24: 41,209,576 km (0.073 R)
• M25: 41,546,321 km (0.098 R)
• M26: 43,431,254 km (0.087 R)
• M27: 45,015,196 km (0.065 R)
• M28: 51,346,776 km (0.039 R)
• M29: 55,745,103 km (0.116 R)
• M30: 57,824,813 km (0.107 R)
• M31: 58,883,816 km (0.096 R)
• M32: 62,803,131 km (0.08 R)
• M33: 69,240,028 km (0.025 R)
• M34: 71,156,826 km (0.039 R)
• M35: 77,118,899 km (0.116 R)
• M36: 77,374,263 km (0.073 R)
• M37: 78,918,562 km (0.116 R)
• M38: 79,698,415 km (0.108 R)
• M39: 84,485,248 km (0.079 R)
• M40: 93,752,387 km (0.099 R)
• M41: 94,626,936 km (0.041 R)
• M42: 101,513,674 km (0.093 R)
• M43: 102,435,945 km (0.071 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 15,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit