🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.12 AU - 1.64 AU

Year: 586 Days

Day: 29.5 Hours

Environment

Temp: -16 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.87 AU - 3.13 AU

Year: 1879 Days

Day: 20.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,807,477 km

• M1: 1,738,926 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.36 AU - 4.1 AU

Year: 2605 Days

Day: 19.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.04 AU - 4.84 AU

Year: 2828 Days

Day: 18.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.9

Radius: 10.1

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.29 AU - 6.27 AU

Year: 4388 Days

Day: 13.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,807,477 km

• M1: 125,662 km (0.1 R)
• M2: 549,772 km (0.116 R)
• M3: 1,253,181 km (0.066 R)
• M4: 1,798,017 km (0.072 R)
• M5: 2,196,845 km (0.1 R)
• M6: 2,837,872 km (0.087 R)
• M7: 3,249,415 km (0.101 R)
• M8: 3,804,274 km (0.099 R)
• M9: 4,126,657 km (0.111 R)
• M10: 5,882,188 km (0.039 R)
• M11: 6,404,285 km (0.097 R)
• M12: 6,894,068 km (0.089 R)
• M13: 7,675,717 km (0.101 R)
• M14: 9,967,856 km (0.089 R)
• M15: 11,446,032 km (0.056 R)
• M16: 12,260,892 km (0.116 R)
• M17: 12,825,175 km (0.069 R)
• M18: 13,505,397 km (0.113 R)
• M19: 13,854,408 km (0.107 R)
• M20: 15,257,487 km (0.079 R)
• M21: 24,743,488 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.1

Radius: 9.4

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.13 AU - 7.05 AU

Year: 5435 Days

Day: 6.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,807,477 km

• M1: 120,127 km (0.115 R)
• M2: 459,116 km (0.087 R)
• M3: 799,750 km (0.046 R)
• M4: 1,191,248 km (0.066 R)
• M5: 1,561,203 km (0.09 R)
• M6: 1,854,415 km (0.09 R)
• M7: 2,340,459 km (0.11 R)
• M8: 2,891,278 km (0.06 R)
• M9: 3,505,078 km (0.118 R)
• M10: 4,275,507 km (0.1 R)
• M11: 7,766,224 km (0.072 R)
• M12: 8,989,934 km (0.112 R)
• M13: 10,206,016 km (0.072 R)
• M14: 10,922,141 km (0.049 R)
• M15: 11,339,369 km (0.092 R)
• M16: 14,344,042 km (0.107 R)
• M17: 14,844,746 km (0.089 R)
• M18: 15,414,864 km (0.099 R)
• M19: 15,763,876 km (0.063 R)
• M20: 16,781,440 km (0.093 R)
• M21: 17,462,709 km (0.111 R)
• M22: 22,684,124 km (0.075 R)
• M23: 25,647,807 km (0.096 R)
• M24: 28,423,147 km (0.038 R)
• M25: 29,569,366 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.9

Radius: 11.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.25 AU - 10.39 AU

Year: 9473 Days

Day: 10.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,807,477 km

• M1: 140,472 km (0.067 R)
• M2: 506,688 km (0.068 R)
• M3: 1,235,529 km (0.077 R)
• M4: 1,686,118 km (0.094 R)
• M5: 2,846,548 km (0.114 R)
• M6: 5,220,218 km (0.058 R)
• M7: 7,059,224 km (0.062 R)
• M8: 9,702,320 km (0.105 R)
• M9: 15,117,314 km (0.113 R)
• M10: 17,935,139 km (0.085 R)
• M11: 18,637,501 km (0.105 R)
• M12: 24,932,580 km (0.099 R)
• M13: 29,512,967 km (0.055 R)
• M14: 30,196,031 km (0.07 R)
• M15: 32,000,929 km (0.032 R)
• M16: 35,167,168 km (0.102 R)
• M17: 38,190,242 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.8

Radius: 10.9

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 9.58 AU - 14.58 AU

Year: 15184 Days

Day: 13.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,807,477 km

• M1: 135,984 km (0.078 R)
• M2: 609,911 km (0.087 R)
• M3: 1,440,179 km (0.032 R)
• M4: 2,285,407 km (0.046 R)
• M5: 2,795,984 km (0.106 R)
• M6: 3,676,667 km (0.112 R)
• M7: 4,227,187 km (0.079 R)
• M8: 6,057,966 km (0.091 R)
• M9: 6,827,796 km (0.104 R)
• M10: 7,258,489 km (0.079 R)
• M11: 8,760,152 km (0.072 R)
• M12: 10,015,428 km (0.118 R)
• M13: 11,566,758 km (0.101 R)
• M14: 12,180,109 km (0.045 R)
• M15: 12,944,554 km (0.076 R)
• M16: 15,430,721 km (0.081 R)
• M17: 15,948,779 km (0.069 R)
• M18: 18,383,634 km (0.111 R)
• M19: 18,966,018 km (0.05 R)
• M20: 23,103,746 km (0.09 R)
• M21: 27,698,495 km (0.062 R)
• M22: 33,603,272 km (0.108 R)
• M23: 36,521,179 km (0.077 R)
• M24: 37,309,260 km (0.076 R)
• M25: 38,243,050 km (0.061 R)
• M26: 40,157,155 km (0.082 R)
• M27: 41,420,808 km (0.105 R)
• M28: 47,050,176 km (0.066 R)
• M29: 55,551,075 km (0.111 R)
• M30: 56,943,681 km (0.102 R)
• M31: 60,344,191 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.3

Radius: 3.6

Gravity: 23.17 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 12.94 AU - 13.08 AU

Year: 16971 Days

Day: 19.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,807,477 km

• M1: 45,328 km (0.105 R)
• M2: 158,424 km (0.034 R)
• M3: 273,166 km (0.108 R)
• M4: 708,047 km (0.114 R)
• M5: 883,076 km (0.091 R)
• M6: 1,097,899 km (0.106 R)
• M7: 1,346,830 km (0.062 R)
• M8: 1,871,320 km (0.07 R)
• M9: 2,097,213 km (0.101 R)
• M10: 2,645,489 km (0.032 R)
• M11: 3,717,806 km (0.104 R)
• M12: 4,334,897 km (0.111 R)
• M13: 5,215,730 km (0.075 R)
• M14: 5,557,262 km (0.106 R)
• M15: 6,209,508 km (0.046 R)
• M16: 6,399,348 km (0.046 R)
• M17: 6,554,032 km (0.042 R)
• M18: 10,196,591 km (0.077 R)
• M19: 12,381,318 km (0.066 R)
• M20: 12,682,159 km (0.074 R)
• M21: 13,805,789 km (0.109 R)
• M22: 13,999,219 km (0.1 R)
• M23: 19,688,875 km (0.112 R)
• M24: 19,852,086 km (0.086 R)
• M25: 22,767,300 km (0.073 R)
• M26: 24,514,453 km (0.055 R)
• M27: 25,084,272 km (0.073 R)
• M28: 25,955,380 km (0.065 R)
• M29: 27,553,534 km (0.112 R)
• M30: 28,585,012 km (0.095 R)
• M31: 29,110,399 km (0.094 R)
• M32: 31,833,529 km (0.114 R)
• M33: 32,397,812 km (0.072 R)
• M34: 34,248,338 km (0.097 R)
• M35: 36,046,056 km (0.117 R)
• M36: 40,615,224 km (0.115 R)
• M37: 48,912,669 km (0.068 R)
• M38: 49,512,856 km (0.071 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 16,285 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit