🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.72 AU - 0.92 AU

Year: 278 Days

Day: 36.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.63 AU - 3.47 AU

Year: 1996 Days

Day: 30.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.82 AU - 3.94 AU

Year: 2329 Days

Day: 16.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.2

Radius: 13.2

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.14 AU - 4.68 AU

Year: 3470 Days

Day: 15 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,999,225 km

• M1: 164,408 km (0.056 R)
• M2: 594,203 km (0.083 R)
• M3: 1,175,241 km (0.068 R)
• M4: 1,730,249 km (0.057 R)
• M5: 2,275,832 km (0.119 R)
• M6: 2,727,917 km (0.044 R)
• M7: 4,099,430 km (0.059 R)
• M8: 6,380,349 km (0.119 R)
• M9: 6,810,593 km (0.117 R)
• M10: 8,020,989 km (0.033 R)
• M11: 12,382,066 km (0.108 R)
• M12: 13,053,910 km (0.075 R)
• M13: 14,568,888 km (0.085 R)
• M14: 15,015,437 km (0.118 R)
• M15: 16,357,031 km (0.1 R)
• M16: 17,720,915 km (0.113 R)
• M17: 19,218,390 km (0.057 R)
• M18: 20,488,176 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.9

Radius: 9.8

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.43 AU - 6.85 AU

Year: 6412 Days

Day: 10.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 34,999,225 km

• M1: 121,922 km (0.101 R)
• M2: 653,294 km (0.098 R)
• M3: 1,030,729 km (0.074 R)
• M4: 1,408,614 km (0.108 R)
• M5: 1,738,327 km (0.06 R)
• M6: 2,183,830 km (0.1 R)
• M7: 3,436,413 km (0.035 R)
• M8: 3,778,244 km (0.084 R)
• M9: 5,779,714 km (0.063 R)
• M10: 8,691,487 km (0.096 R)
• M11: 9,907,717 km (0.047 R)
• M12: 11,684,491 km (0.099 R)
• M13: 12,515,059 km (0.099 R)
• M14: 14,235,434 km (0.062 R)
• M15: 15,304,012 km (0.103 R)
• M16: 17,936,186 km (0.094 R)
• M17: 21,308,571 km (0.105 R)
• M18: 21,613,751 km (0.059 R)
• M19: 22,154,846 km (0.068 R)
• M20: 23,669,375 km (0.102 R)
• M21: 25,938,476 km (0.108 R)
• M22: 26,374,105 km (0.09 R)
• M23: 27,710,163 km (0.093 R)
• M24: 28,533,251 km (0.101 R)
• M25: 29,278,398 km (0.065 R)
• M26: 29,750,678 km (0.049 R)
• M27: 30,420,428 km (0.106 R)
• M28: 31,394,609 km (0.08 R)
• M29: 32,793,050 km (0.097 R)
• M30: 33,098,080 km (0.054 R)
• M31: 33,817,197 km (0.08 R)
• M32: 34,128,510 km (0.104 R)
• M33: 35,074,118 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.8

Radius: 8.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.33 AU - 12.37 AU

Year: 13393 Days

Day: 13.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,999,225 km

• M1: 126,410 km (0.107 R)
• M2: 522,695 km (0.118 R)
• M3: 1,393,803 km (0.067 R)
• M4: 5,200,920 km (0.112 R)
• M5: 6,026,700 km (0.084 R)
• M6: 6,509,153 km (0.117 R)
• M7: 7,138,062 km (0.07 R)
• M8: 8,068,262 km (0.115 R)
• M9: 18,999,378 km (0.09 R)
• M10: 22,050,277 km (0.115 R)
• M11: 24,011,206 km (0.111 R)
• M12: 25,223,099 km (0.035 R)
• M13: 31,239,327 km (0.115 R)
• M14: 39,410,661 km (0.055 R)
• M15: 42,691,343 km (0.097 R)
• M16: 45,023,424 km (0.119 R)
• M17: 45,443,495 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.2

Radius: 14.2

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.51 AU - 13.19 AU

Year: 15286 Days

Day: 12 Hours

Environment

Temp: -192 °C

Axial Tilt: 146.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,999,225 km

• M1: 176,525 km (0.082 R)
• M2: 652,845 km (0.088 R)
• M3: 1,366,277 km (0.085 R)
• M4: 2,860,012 km (0.089 R)
• M5: 3,573,744 km (0.109 R)
• M6: 4,095,541 km (0.078 R)
• M7: 4,578,892 km (0.096 R)
• M8: 5,696,089 km (0.109 R)
• M9: 6,753,596 km (0.111 R)
• M10: 7,724,486 km (0.041 R)
• M11: 10,248,352 km (0.109 R)
• M12: 10,717,191 km (0.098 R)
• M13: 11,200,393 km (0.069 R)
• M14: 13,713,038 km (0.101 R)
• M15: 14,476,586 km (0.06 R)
• M16: 17,967,751 km (0.112 R)
• M17: 22,071,221 km (0.119 R)
• M18: 22,855,114 km (0.097 R)
• M19: 23,298,672 km (0.118 R)
• M20: 23,929,227 km (0.114 R)
• M21: 25,036,700 km (0.058 R)
• M22: 25,793,665 km (0.114 R)
• M23: 27,653,166 km (0.094 R)
• M24: 34,458,374 km (0.036 R)
• M25: 49,171,923 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.3

Radius: 7.3

Gravity: 17.14 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.72 AU - 14.6 AU

Year: 15890 Days

Day: 20.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 34,999,225 km

• M1: 90,956 km (0.049 R)
• M2: 352,901 km (0.113 R)
• M3: 614,698 km (0.097 R)
• M4: 986,748 km (0.071 R)
• M5: 1,266,496 km (0.1 R)
• M6: 1,582,895 km (0.101 R)
• M7: 1,877,154 km (0.108 R)
• M8: 2,553,785 km (0.092 R)
• M9: 3,220,094 km (0.03 R)
• M10: 5,181,921 km (0.093 R)
• M11: 6,161,039 km (0.094 R)
• M12: 6,498,980 km (0.099 R)
• M13: 7,074,483 km (0.03 R)
• M14: 7,976,110 km (0.112 R)
• M15: 9,608,222 km (0.079 R)
• M16: 14,751,547 km (0.099 R)
• M17: 15,052,239 km (0.052 R)
• M18: 15,666,039 km (0.095 R)
• M19: 17,439,821 km (0.031 R)
• M20: 18,811,184 km (0.088 R)
• M21: 19,794,641 km (0.066 R)
• M22: 22,353,512 km (0.096 R)
• M23: 22,650,763 km (0.079 R)
• M24: 28,696,013 km (0.101 R)
• M25: 30,602,339 km (0.108 R)
• M26: 39,650,467 km (0.05 R)
• M27: 53,625,152 km (0.117 R)
• M28: 57,060,517 km (0.114 R)
• M29: 64,365,830 km (0.08 R)
• M30: 67,001,296 km (0.093 R)
• M31: 70,981,497 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.3

Radius: 8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.95 AU - 13.55 AU

Year: 16067 Days

Day: 20.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,999,225 km

• M1: 99,632 km (0.109 R)
• M2: 3,887,151 km (0.077 R)
• M3: 6,228,507 km (0.104 R)
• M4: 9,551,674 km (0.059 R)
• M5: 10,502,369 km (0.085 R)
• M6: 10,785,109 km (0.083 R)
• M7: 11,514,548 km (0.093 R)
• M8: 19,271,796 km (0.12 R)
• M9: 20,932,781 km (0.092 R)
• M10: 22,297,712 km (0.096 R)
• M11: 23,479,535 km (0.09 R)
• M12: 27,990,659 km (0.051 R)
• M13: 34,894,601 km (0.099 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 17,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit