🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.59 AU - 0.81 AU

Year: 225 Days

Day: 35.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.82 AU - 0.92 AU

Year: 312 Days

Day: 28.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.31 AU - 1.89 AU

Year: 779 Days

Day: 32.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.61 AU - 4.05 AU

Year: 2340 Days

Day: 22.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.86 AU - 4.32 AU

Year: 2619 Days

Day: 26.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140

Radius: 13.2

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.02 AU - 6.84 AU

Year: 5560 Days

Day: 10.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 113,405,508 km

• M1: 184,903 km (0.051 R)
• M2: 778,507 km (0.09 R)
• M3: 1,487,751 km (0.056 R)
• M4: 2,018,374 km (0.114 R)
• M5: 2,918,505 km (0.079 R)
• M6: 4,170,938 km (0.08 R)
• M7: 5,056,109 km (0.086 R)
• M8: 7,111,284 km (0.058 R)
• M9: 11,103,603 km (0.083 R)
• M10: 14,426,321 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 14.3

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.42 AU - 9.68 AU

Year: 8794 Days

Day: 5.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 113,405,508 km

• M1: 178,171 km (0.045 R)
• M2: 777,161 km (0.104 R)
• M3: 1,598,453 km (0.065 R)
• M4: 2,495,442 km (0.11 R)
• M5: 3,016,192 km (0.08 R)
• M6: 4,145,207 km (0.042 R)
• M7: 4,617,488 km (0.119 R)
• M8: 7,668,387 km (0.099 R)
• M9: 8,515,560 km (0.105 R)
• M10: 9,191,293 km (0.092 R)
• M11: 11,869,693 km (0.089 R)
• M12: 13,121,379 km (0.098 R)
• M13: 13,840,346 km (0.076 R)
• M14: 15,357,119 km (0.083 R)
• M15: 16,020,885 km (0.066 R)
• M16: 16,565,571 km (0.088 R)
• M17: 17,405,712 km (0.091 R)
• M18: 19,019,873 km (0.082 R)
• M19: 20,651,836 km (0.062 R)
• M20: 25,092,350 km (0.051 R)
• M21: 26,107,372 km (0.095 R)
• M22: 28,120,660 km (0.04 R)
• M23: 29,215,716 km (0.07 R)
• M24: 29,722,703 km (0.117 R)
• M25: 30,546,240 km (0.11 R)
• M26: 39,885,934 km (0.112 R)
• M27: 42,035,356 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.3

Radius: 3.3

Gravity: 77.71 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 9.31 AU - 13.87 AU

Year: 15191 Days

Day: 19.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 113,405,508 km

• M1: 40,990 km (0.082 R)
• M2: 149,897 km (0.06 R)
• M3: 289,173 km (0.099 R)
• M4: 514,317 km (0.05 R)
• M5: 697,425 km (0.099 R)
• M6: 956,828 km (0.112 R)
• M7: 1,697,786 km (0.099 R)
• M8: 2,084,347 km (0.102 R)
• M9: 2,572,036 km (0.06 R)
• M10: 2,687,376 km (0.108 R)
• M11: 3,157,712 km (0.115 R)
• M12: 4,453,977 km (0.09 R)
• M13: 5,145,868 km (0.093 R)
• M14: 5,555,616 km (0.066 R)
• M15: 8,685,652 km (0.105 R)
• M16: 9,211,638 km (0.094 R)
• M17: 9,427,807 km (0.09 R)
• M18: 10,737,238 km (0.114 R)
• M19: 11,528,461 km (0.057 R)
• M20: 11,653,525 km (0.056 R)
• M21: 12,098,429 km (0.112 R)
• M22: 14,349,577 km (0.03 R)
• M23: 15,535,290 km (0.046 R)
• M24: 16,466,238 km (0.09 R)
• M25: 18,523,956 km (0.11 R)
• M26: 18,868,331 km (0.106 R)
• M27: 23,944,486 km (0.11 R)
• M28: 26,574,715 km (0.111 R)
• M29: 28,241,834 km (0.081 R)
• M30: 29,043,230 km (0.084 R)
• M31: 35,081,449 km (0.089 R)
• M32: 39,872,021 km (0.115 R)
• M33: 45,703,346 km (0.104 R)
• M34: 47,605,633 km (0.056 R)
• M35: 50,390,098 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277

Radius: 4

Gravity: 17.31 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.58 AU - 11.6 AU

Year: 15191 Days

Day: 20.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 113,405,508 km

• M1: 50,564 km (0.063 R)
• M2: 267,631 km (0.109 R)
• M3: 407,505 km (0.1 R)
• M4: 597,045 km (0.119 R)
• M5: 2,160,941 km (0.118 R)
• M6: 4,200,858 km (0.105 R)
• M7: 4,457,269 km (0.097 R)
• M8: 5,128,065 km (0.084 R)
• M9: 6,666,979 km (0.111 R)
• M10: 12,144,056 km (0.118 R)
• M11: 13,440,920 km (0.081 R)
• M12: 13,872,211 km (0.082 R)
• M13: 19,087,641 km (0.037 R)
• M14: 27,290,840 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.2

Radius: 7.9

Gravity: 14.46 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 14.56 AU - 23.3 AU

Year: 31710 Days

Day: 16.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 113,405,508 km

• M1: 99,782 km (0.06 R)
• M2: 429,645 km (0.081 R)
• M3: 900,280 km (0.11 R)
• M4: 1,847,534 km (0.11 R)
• M5: 2,378,457 km (0.052 R)
• M6: 2,833,234 km (0.039 R)
• M7: 3,441,200 km (0.082 R)
• M8: 5,608,125 km (0.036 R)
• M9: 7,188,028 km (0.087 R)
• M10: 7,737,351 km (0.085 R)
• M11: 11,490,612 km (0.068 R)
• M12: 13,757,918 km (0.097 R)
• M13: 14,518,174 km (0.095 R)
• M14: 16,214,764 km (0.06 R)
• M15: 16,871,797 km (0.048 R)
• M16: 17,841,192 km (0.094 R)
• M17: 18,642,887 km (0.107 R)
• M18: 20,752,366 km (0.095 R)
• M19: 23,015,932 km (0.027 R)
• M20: 32,378,365 km (0.066 R)
• M21: 34,636,694 km (0.089 R)
• M22: 36,997,947 km (0.095 R)
• M23: 42,213,976 km (0.055 R)
• M24: 47,328,428 km (0.092 R)
• M25: 49,250,761 km (0.074 R)
• M26: 50,034,055 km (0.113 R)
• M27: 51,826,686 km (0.102 R)
• M28: 53,045,460 km (0.083 R)
• M29: 54,491,174 km (0.096 R)
• M30: 60,091,669 km (0.076 R)
• M31: 64,652,011 km (0.114 R)
• M32: 70,918,217 km (0.039 R)
• M33: 71,916,932 km (0.091 R)
• M34: 73,686,974 km (0.097 R)
• M35: 76,526,940 km (0.106 R)
• M36: 81,330,229 km (0.118 R)
• M37: 81,875,962 km (0.104 R)
• M38: 95,113,429 km (0.093 R)
• M39: 96,938,672 km (0.113 R)
• M40: 102,236,681 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 152 - 13,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit