🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.53 AU - 0.57 AU

Year: 177 Days

Day: 44.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 11,929,685 km

• M1: 350,358 km (0.076 R)
• M2: 551,119 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.64 AU - 0.76 AU

Year: 254 Days

Day: 33.8 Hours

Environment

Temp: -17 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.69 AU - 1.11 AU

Year: 370 Days

Day: 42.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 11,929,685 km

• M1: 43,533 km (0.041 R)
• M2: 345,421 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.83 AU - 1.37 AU

Year: 500 Days

Day: 19.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 11,929,685 km

• M1: 836,402 km (0.063 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.22 AU - 1.4 AU

Year: 650 Days

Day: 45 Hours

Environment

Temp: -87 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.8

Radius: 11.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.05 AU - 3.43 AU

Year: 2528 Days

Day: 12.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 11,929,685 km

• M1: 157,527 km (0.119 R)
• M2: 304,432 km (0.119 R)
• M3: 425,756 km (0.117 R)
• M4: 597,793 km (0.078 R)
• M5: 753,973 km (0.088 R)
• M6: 854,802 km (0.069 R)
• M7: 951,742 km (0.079 R)
• M8: 1,090,419 km (0.03 R)
• M9: 1,266,196 km (0.097 R)
• M10: 1,430,604 km (0.062 R)
• M11: 1,526,497 km (0.093 R)
• M12: 1,850,226 km (0.103 R)
• M13: 2,074,474 km (0.115 R)
• M14: 2,245,464 km (0.098 R)
• M15: 2,320,113 km (0.099 R)
• M16: 2,853,729 km (0.055 R)
• M17: 3,044,616 km (0.097 R)
• M18: 3,211,717 km (0.115 R)
• M19: 3,511,660 km (0.111 R)
• M20: 3,628,197 km (0.1 R)
• M21: 3,790,810 km (0.112 R)
• M22: 3,955,816 km (0.117 R)
• M23: 4,046,772 km (0.116 R)
• M24: 4,324,126 km (0.097 R)
• M25: 4,402,217 km (0.08 R)
• M26: 4,544,185 km (0.073 R)
• M27: 4,671,642 km (0.116 R)
• M28: 4,897,535 km (0.111 R)
• M29: 5,011,828 km (0.025 R)
• M30: 5,209,895 km (0.106 R)
• M31: 5,461,070 km (0.094 R)
• M32: 5,579,701 km (0.117 R)
• M33: 6,150,567 km (0.12 R)
• M34: 6,256,482 km (0.098 R)
• M35: 7,050,996 km (0.117 R)
• M36: 7,198,949 km (0.03 R)
• M37: 7,516,695 km (0.067 R)
• M38: 7,629,940 km (0.072 R)
• M39: 7,743,784 km (0.084 R)
• M40: 7,915,672 km (0.087 R)
• M41: 8,556,549 km (0.108 R)
• M42: 8,833,605 km (0.109 R)
• M43: 9,254,573 km (0.036 R)
• M44: 9,518,464 km (0.1 R)
• M45: 9,661,629 km (0.093 R)
• M46: 9,764,403 km (0.086 R)
• M47: 9,991,642 km (0.055 R)
• M48: 10,388,226 km (0.107 R)
• M49: 10,472,449 km (0.106 R)
• M50: 10,790,046 km (0.059 R)
• M51: 10,896,709 km (0.111 R)
• M52: 10,982,279 km (0.027 R)
• M53: 11,827,956 km (0.116 R)
• M54: 12,582,228 km (0.071 R)
• M55: 13,489,689 km (0.119 R)
• M56: 13,858,597 km (0.089 R)
• M57: 14,114,110 km (0.07 R)
• M58: 14,488,554 km (0.102 R)
• M59: 14,724,320 km (0.118 R)
• M60: 14,819,015 km (0.106 R)
• M61: 15,223,528 km (0.12 R)
• M62: 15,535,290 km (0.1 R)
• M63: 15,631,631 km (0.094 R)
• M64: 16,483,441 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.5

Radius: 13

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.66 AU - 4.12 AU

Year: 2706 Days

Day: 12.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 11,929,685 km

• M1: 163,062 km (0.106 R)
• M2: 259,104 km (0.089 R)
• M3: 357,090 km (0.042 R)
• M4: 462,557 km (0.114 R)
• M5: 648,656 km (0.107 R)
• M6: 758,461 km (0.105 R)
• M7: 923,168 km (0.028 R)
• M8: 1,008,140 km (0.096 R)
• M9: 1,725,163 km (0.087 R)
• M10: 2,113,668 km (0.067 R)
• M11: 2,235,142 km (0.1 R)
• M12: 2,371,575 km (0.092 R)
• M13: 2,523,716 km (0.116 R)
• M14: 2,679,148 km (0.077 R)
• M15: 3,013,350 km (0.098 R)
• M16: 3,255,399 km (0.112 R)
• M17: 3,612,489 km (0.063 R)
• M18: 3,937,266 km (0.111 R)
• M19: 4,179,465 km (0.099 R)
• M20: 4,333,402 km (0.113 R)
• M21: 4,623,173 km (0.048 R)
• M22: 4,878,985 km (0.088 R)
• M23: 4,959,917 km (0.117 R)
• M24: 5,082,139 km (0.032 R)
• M25: 5,164,268 km (0.064 R)
• M26: 5,513,729 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.3

Radius: 12

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.37 AU - 4.09 AU

Year: 3123 Days

Day: 13.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 11,929,685 km

• M1: 210,484 km (0.105 R)
• M2: 395,986 km (0.075 R)
• M3: 538,702 km (0.115 R)
• M4: 638,933 km (0.068 R)
• M5: 840,441 km (0.108 R)
• M6: 1,026,541 km (0.068 R)
• M7: 1,226,703 km (0.08 R)
• M8: 1,323,642 km (0.106 R)
• M9: 1,431,801 km (0.11 R)
• M10: 1,586,635 km (0.03 R)
• M11: 2,036,775 km (0.04 R)
• M12: 2,321,759 km (0.078 R)
• M13: 2,464,176 km (0.105 R)
• M14: 2,609,436 km (0.11 R)
• M15: 2,715,052 km (0.112 R)
• M16: 3,436,263 km (0.082 R)
• M17: 3,717,208 km (0.107 R)
• M18: 4,054,701 km (0.073 R)
• M19: 4,227,037 km (0.118 R)
• M20: 4,301,836 km (0.077 R)
• M21: 4,785,037 km (0.058 R)
• M22: 4,862,978 km (0.099 R)
• M23: 5,447,307 km (0.095 R)
• M24: 5,556,065 km (0.067 R)
• M25: 5,638,045 km (0.071 R)
• M26: 5,734,086 km (0.112 R)
• M27: 5,872,464 km (0.094 R)
• M28: 6,110,325 km (0.067 R)
• M29: 6,682,238 km (0.07 R)
• M30: 6,901,249 km (0.069 R)
• M31: 7,271,504 km (0.082 R)
• M32: 7,376,372 km (0.096 R)
• M33: 7,709,227 km (0.087 R)
• M34: 7,846,857 km (0.111 R)
• M35: 8,000,644 km (0.063 R)
• M36: 8,311,359 km (0.108 R)
• M37: 8,389,748 km (0.069 R)
• M38: 8,531,267 km (0.108 R)
• M39: 8,626,112 km (0.074 R)
• M40: 8,864,721 km (0.098 R)
• M41: 9,202,513 km (0.088 R)
• M42: 9,316,058 km (0.07 R)
• M43: 9,708,902 km (0.095 R)
• M44: 9,874,207 km (0.053 R)
• M45: 10,748,757 km (0.053 R)
• M46: 10,954,154 km (0.113 R)
• M47: 11,091,785 km (0.075 R)
• M48: 11,333,983 km (0.077 R)
• M49: 11,560,624 km (0.106 R)
• M50: 11,665,642 km (0.027 R)
• M51: 11,753,456 km (0.098 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 17,597 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit