🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.92 AU - 0.92 AU

Year: 331 Days

Day: 29.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.71 AU - 1.89 AU

Year: 905 Days

Day: 31.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.44 AU - 4 AU

Year: 2689 Days

Day: 18.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,020,391 km

• M1: 224,846 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.79 AU - 4.49 AU

Year: 3157 Days

Day: 39.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,020,391 km

• M1: 31,565 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.2

Radius: 9

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4 AU - 6.58 AU

Year: 4559 Days

Day: 14.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,020,391 km

• M1: 111,899 km (0.071 R)
• M2: 408,402 km (0.086 R)
• M3: 694,134 km (0.084 R)
• M4: 1,014,872 km (0.045 R)
• M5: 1,657,395 km (0.112 R)
• M6: 2,055,325 km (0.05 R)
• M7: 2,897,112 km (0.112 R)
• M8: 3,356,079 km (0.063 R)
• M9: 3,667,242 km (0.108 R)
• M10: 4,299,892 km (0.097 R)
• M11: 6,800,270 km (0.036 R)
• M12: 8,189,586 km (0.085 R)
• M13: 9,148,658 km (0.077 R)
• M14: 9,968,454 km (0.083 R)
• M15: 10,309,836 km (0.113 R)
• M16: 18,121,987 km (0.054 R)
• M17: 20,625,507 km (0.1 R)
• M18: 21,816,755 km (0.112 R)
• M19: 22,247,896 km (0.098 R)
• M20: 24,335,834 km (0.066 R)
• M21: 24,644,454 km (0.079 R)
• M22: 25,190,785 km (0.067 R)
• M23: 26,632,610 km (0.086 R)
• M24: 27,623,995 km (0.11 R)
• M25: 27,959,842 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.9

Radius: 15

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.46 AU - 6.26 AU

Year: 5316 Days

Day: 12.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,020,391 km

• M1: 187,297 km (0.114 R)
• M2: 784,342 km (0.08 R)
• M3: 1,286,990 km (0.111 R)
• M4: 1,821,653 km (0.083 R)
• M5: 3,100,416 km (0.112 R)
• M6: 3,721,397 km (0.038 R)
• M7: 5,442,520 km (0.036 R)
• M8: 8,435,375 km (0.117 R)
• M9: 11,845,758 km (0.066 R)
• M10: 16,388,596 km (0.106 R)
• M11: 19,762,328 km (0.094 R)
• M12: 23,419,547 km (0.088 R)
• M13: 23,965,280 km (0.112 R)
• M14: 24,839,978 km (0.11 R)
• M15: 26,317,257 km (0.113 R)
• M16: 30,265,744 km (0.088 R)
• M17: 31,570,686 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.1

Radius: 12.4

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.3 AU - 10.58 AU

Year: 10017 Days

Day: 8.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,020,391 km

• M1: 154,235 km (0.118 R)
• M2: 563,685 km (0.118 R)
• M3: 1,018,163 km (0.112 R)
• M4: 1,410,259 km (0.088 R)
• M5: 2,164,532 km (0.096 R)
• M6: 2,890,081 km (0.078 R)
• M7: 3,408,438 km (0.056 R)
• M8: 4,341,181 km (0.066 R)
• M9: 4,825,878 km (0.089 R)
• M10: 7,359,318 km (0.119 R)
• M11: 8,828,070 km (0.045 R)
• M12: 10,722,727 km (0.113 R)
• M13: 12,658,373 km (0.094 R)
• M14: 13,371,207 km (0.092 R)
• M15: 15,609,042 km (0.109 R)
• M16: 16,237,203 km (0.116 R)
• M17: 18,569,434 km (0.088 R)
• M18: 20,814,599 km (0.034 R)
• M19: 21,422,265 km (0.042 R)
• M20: 22,119,990 km (0.039 R)
• M21: 25,925,012 km (0.086 R)
• M22: 26,628,720 km (0.078 R)
• M23: 28,350,741 km (0.084 R)
• M24: 36,312,340 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.2

Radius: 5.6

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 11.55 AU - 18.19 AU

Year: 21488 Days

Day: 16.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,020,391 km

• M1: 69,713 km (0.055 R)
• M2: 283,638 km (0.095 R)
• M3: 613,800 km (0.095 R)
• M4: 891,753 km (0.066 R)
• M5: 2,125,786 km (0.083 R)
• M6: 2,766,962 km (0.072 R)
• M7: 2,945,732 km (0.059 R)
• M8: 3,301,775 km (0.095 R)
• M9: 4,362,723 km (0.057 R)
• M10: 4,574,852 km (0.11 R)
• M11: 6,296,126 km (0.109 R)
• M12: 8,315,547 km (0.041 R)
• M13: 9,172,893 km (0.066 R)
• M14: 9,421,076 km (0.027 R)
• M15: 10,192,851 km (0.083 R)
• M16: 19,779,830 km (0.112 R)
• M17: 24,096,926 km (0.115 R)
• M18: 25,534,262 km (0.076 R)
• M19: 25,927,106 km (0.081 R)
• M20: 27,129,574 km (0.09 R)
• M21: 31,070,730 km (0.1 R)
• M22: 34,773,277 km (0.11 R)
• M23: 35,498,677 km (0.077 R)
• M24: 35,865,192 km (0.106 R)
• M25: 40,728,619 km (0.098 R)
• M26: 41,941,558 km (0.069 R)
• M27: 45,436,912 km (0.087 R)
• M28: 46,887,713 km (0.085 R)
• M29: 51,114,002 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.8

Radius: 4.4

Gravity: 20.13 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.91 AU - 21.07 AU

Year: 28594 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,020,391 km

• M1: 54,902 km (0.116 R)
• M2: 364,121 km (0.098 R)
• M3: 1,611,319 km (0.081 R)
• M4: 2,257,282 km (0.036 R)
• M5: 2,724,476 km (0.083 R)
• M6: 13,070,815 km (0.052 R)
• M7: 14,631,270 km (0.068 R)
• M8: 16,394,580 km (0.068 R)
• M9: 25,421,017 km (0.045 R)
• M10: 28,434,067 km (0.079 R)
• M11: 30,527,839 km (0.116 R)
• M12: 32,458,699 km (0.095 R)
• M13: 34,469,444 km (0.08 R)
• M14: 40,538,330 km (0.056 R)
• M15: 43,343,589 km (0.051 R)
• M16: 61,112,675 km (0.089 R)
• M17: 65,000,125 km (0.104 R)
• M18: 67,967,848 km (0.083 R)
• M19: 75,087,659 km (0.082 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 13,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit