🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.5 AU - 0.54 AU

Year: 141 Days

Day: 43.5 Hours

Environment

Temp: 238 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.55 AU - 0.61 AU

Year: 166 Days

Day: 41.2 Hours

Environment

Temp: 158 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.78 AU - 1.04 AU

Year: 325 Days

Day: 41.5 Hours

Environment

Temp: 42 °C

Axial Tilt: 91.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,218,605 km

• M1: 127,308 km (0.114 R)
• M2: 159,322 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.12 AU - 1.66 AU

Year: 614 Days

Day: 32.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.41 AU - 2.05 AU

Year: 853 Days

Day: 47 Hours

Environment

Temp: -66 °C

Axial Tilt: 55.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,218,605 km

• M1: 25,282 km (0.039 R)
• M2: 40,691 km (0.06 R)

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.3

Radius: 8.9

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.3 AU - 6.64 AU

Year: 4794 Days

Day: 6.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,218,605 km

• M1: 110,702 km (0.097 R)
• M2: 441,463 km (0.074 R)
• M3: 920,177 km (0.091 R)
• M4: 1,365,081 km (0.088 R)
• M5: 2,240,228 km (0.118 R)
• M6: 2,641,450 km (0.109 R)
• M7: 3,489,071 km (0.108 R)
• M8: 4,052,158 km (0.069 R)
• M9: 4,483,897 km (0.11 R)
• M10: 5,175,787 km (0.091 R)
• M11: 5,629,517 km (0.057 R)
• M12: 6,739,982 km (0.078 R)
• M13: 10,729,608 km (0.107 R)
• M14: 13,437,928 km (0.063 R)
• M15: 15,678,006 km (0.117 R)
• M16: 16,401,611 km (0.071 R)
• M17: 16,685,698 km (0.106 R)
• M18: 17,617,094 km (0.11 R)
• M19: 20,356,979 km (0.108 R)
• M20: 22,800,361 km (0.113 R)
• M21: 24,092,587 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.4

Radius: 5.4

Gravity: 24.5 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.18 AU - 14.5 AU

Year: 17242 Days

Day: 19.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,218,605 km

• M1: 85,420 km (0.112 R)
• M2: 271,371 km (0.032 R)
• M3: 668,702 km (0.108 R)
• M4: 1,280,259 km (0.096 R)
• M5: 1,666,670 km (0.059 R)
• M6: 2,376,661 km (0.069 R)
• M7: 3,379,565 km (0.098 R)
• M8: 3,990,074 km (0.075 R)
• M9: 5,934,398 km (0.056 R)
• M10: 7,789,412 km (0.085 R)
• M11: 9,113,353 km (0.032 R)
• M12: 12,728,086 km (0.085 R)
• M13: 13,832,418 km (0.083 R)
• M14: 16,628,252 km (0.115 R)
• M15: 21,637,537 km (0.066 R)
• M16: 24,223,336 km (0.118 R)
• M17: 26,456,683 km (0.08 R)
• M18: 29,998,861 km (0.103 R)
• M19: 35,417,296 km (0.076 R)
• M20: 39,561,307 km (0.097 R)
• M21: 43,557,215 km (0.119 R)
• M22: 46,365,616 km (0.093 R)
• M23: 54,617,285 km (0.049 R)
• M24: 62,231,667 km (0.025 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.1

Radius: 5.2

Gravity: 22.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 9.89 AU - 16.27 AU

Year: 17727 Days

Day: 22 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 49,218,605 km

• M1: 64,626 km (0.038 R)
• M2: 449,093 km (0.108 R)
• M3: 923,617 km (0.078 R)
• M4: 1,256,622 km (0.11 R)
• M5: 1,616,555 km (0.11 R)
• M6: 1,785,750 km (0.072 R)
• M7: 2,769,954 km (0.119 R)
• M8: 3,271,406 km (0.104 R)
• M9: 3,714,366 km (0.047 R)
• M10: 3,950,431 km (0.119 R)
• M11: 5,247,445 km (0.097 R)
• M12: 6,505,413 km (0.045 R)
• M13: 9,989,099 km (0.113 R)
• M14: 12,611,250 km (0.08 R)
• M15: 13,145,015 km (0.098 R)
• M16: 14,115,307 km (0.035 R)
• M17: 14,690,661 km (0.047 R)
• M18: 16,827,816 km (0.068 R)
• M19: 18,054,069 km (0.109 R)
• M20: 18,390,814 km (0.044 R)
• M21: 20,774,507 km (0.101 R)
• M22: 23,655,911 km (0.041 R)
• M23: 24,983,144 km (0.106 R)
• M24: 26,467,304 km (0.083 R)
• M25: 27,011,392 km (0.071 R)
• M26: 33,243,788 km (0.112 R)
• M27: 34,776,867 km (0.062 R)
• M28: 36,356,471 km (0.117 R)
• M29: 36,624,252 km (0.037 R)
• M30: 38,397,435 km (0.034 R)
• M31: 38,675,238 km (0.083 R)
• M32: 40,227,017 km (0.059 R)
• M33: 40,801,323 km (0.106 R)
• M34: 43,454,142 km (0.082 R)
• M35: 44,515,988 km (0.08 R)
• M36: 49,427,436 km (0.117 R)
• M37: 54,512,566 km (0.088 R)
• M38: 57,000,529 km (0.115 R)
• M39: 59,192,437 km (0.063 R)
• M40: 61,629,835 km (0.077 R)
• M41: 63,549,475 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226

Radius: 4.7

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.55 AU - 15.99 AU

Year: 18115 Days

Day: 19.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,218,605 km

• M1: 79,137 km (0.052 R)
• M2: 227,688 km (0.083 R)
• M3: 854,503 km (0.086 R)
• M4: 1,004,699 km (0.112 R)
• M5: 2,257,881 km (0.079 R)
• M6: 2,952,164 km (0.087 R)
• M7: 3,674,722 km (0.084 R)
• M8: 4,969,492 km (0.115 R)
• M9: 5,360,391 km (0.081 R)
• M10: 5,563,395 km (0.083 R)
• M11: 8,925,009 km (0.08 R)
• M12: 9,355,552 km (0.086 R)
• M13: 9,551,375 km (0.031 R)
• M14: 15,110,432 km (0.096 R)
• M15: 17,653,446 km (0.048 R)
• M16: 19,578,173 km (0.115 R)
• M17: 25,417,725 km (0.114 R)
• M18: 33,903,515 km (0.101 R)
• M19: 35,657,849 km (0.119 R)
• M20: 41,020,484 km (0.1 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: 535 - 12,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit