🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.36 AU - 3.5 AU

Year: 1755 Days

Day: 30.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 73 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.91 AU - 3.81 AU

Year: 2155 Days

Day: 13.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.81 AU - 4.65 AU

Year: 2520 Days

Day: 32 Hours

Environment

Temp: -108 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.17 AU - 5.69 AU

Year: 3830 Days

Day: 19.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,456,696 km

• M1: 55,202 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.17 AU - 6.93 AU

Year: 4574 Days

Day: 43.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.6

Radius: 13.8

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.52 AU - 7.18 AU

Year: 5598 Days

Day: 7.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 104,456,696 km

• M1: 178,470 km (0.108 R)
• M2: 2,134,911 km (0.063 R)
• M3: 2,603,452 km (0.055 R)
• M4: 9,889,317 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.2

Radius: 6

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 17.57 AU - 19.81 AU

Year: 28268 Days

Day: 18.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 167.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 104,456,696 km

• M1: 74,799 km (0.025 R)
• M2: 369,208 km (0.084 R)
• M3: 615,146 km (0.113 R)
• M4: 1,844,991 km (0.09 R)
• M5: 2,066,096 km (0.11 R)
• M6: 3,450,176 km (0.116 R)
• M7: 3,758,497 km (0.096 R)
• M8: 4,115,737 km (0.116 R)
• M9: 5,215,580 km (0.096 R)
• M10: 5,852,717 km (0.062 R)
• M11: 8,172,980 km (0.051 R)
• M12: 9,508,740 km (0.101 R)
• M13: 10,689,067 km (0.11 R)
• M14: 11,043,464 km (0.085 R)
• M15: 12,281,836 km (0.068 R)
• M16: 12,802,137 km (0.099 R)
• M17: 14,237,828 km (0.07 R)
• M18: 14,522,961 km (0.091 R)
• M19: 15,326,900 km (0.076 R)
• M20: 19,011,645 km (0.106 R)
• M21: 19,357,665 km (0.115 R)
• M22: 23,246,761 km (0.052 R)
• M23: 23,543,114 km (0.115 R)
• M24: 25,165,653 km (0.088 R)
• M25: 32,036,534 km (0.115 R)
• M26: 33,520,993 km (0.109 R)
• M27: 40,628,089 km (0.119 R)
• M28: 46,925,860 km (0.119 R)
• M29: 50,967,396 km (0.103 R)
• M30: 53,500,238 km (0.09 R)
• M31: 57,725,480 km (0.047 R)
• M32: 61,224,125 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.9

Radius: 5

Gravity: 19.56 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 18.22 AU - 20.14 AU

Year: 29387 Days

Day: 19.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 104,456,696 km

• M1: 67,319 km (0.03 R)
• M2: 225,594 km (0.106 R)
• M3: 524,789 km (0.089 R)
• M4: 1,501,364 km (0.111 R)
• M5: 2,204,025 km (0.054 R)
• M6: 3,305,066 km (0.111 R)
• M7: 3,958,060 km (0.103 R)
• M8: 4,297,648 km (0.083 R)
• M9: 5,231,737 km (0.101 R)
• M10: 6,248,853 km (0.068 R)
• M11: 6,568,693 km (0.09 R)
• M12: 7,801,080 km (0.068 R)
• M13: 10,713,900 km (0.117 R)
• M14: 11,105,847 km (0.092 R)
• M15: 13,890,910 km (0.092 R)
• M16: 14,753,342 km (0.101 R)
• M17: 15,238,488 km (0.102 R)
• M18: 16,671,037 km (0.115 R)
• M19: 17,197,322 km (0.108 R)
• M20: 19,509,956 km (0.1 R)
• M21: 19,800,625 km (0.115 R)
• M22: 20,790,663 km (0.081 R)
• M23: 21,606,121 km (0.1 R)
• M24: 22,761,914 km (0.106 R)
• M25: 25,772,422 km (0.086 R)
• M26: 29,671,690 km (0.091 R)
• M27: 39,072,121 km (0.074 R)
• M28: 39,999,778 km (0.107 R)
• M29: 48,661,644 km (0.052 R)
• M30: 49,375,525 km (0.028 R)
• M31: 50,277,600 km (0.035 R)
• M32: 53,237,993 km (0.105 R)
• M33: 61,557,429 km (0.031 R)
• M34: 64,297,913 km (0.085 R)
• M35: 69,119,153 km (0.088 R)
• M36: 78,247,914 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.2

Radius: 4.4

Gravity: 41.49 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 18.43 AU - 20.21 AU

Year: 29709 Days

Day: 15.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 104,456,696 km

• M1: 58,194 km (0.114 R)
• M2: 217,665 km (0.105 R)
• M3: 372,947 km (0.119 R)
• M4: 515,215 km (0.112 R)
• M5: 1,243,906 km (0.077 R)
• M6: 2,395,959 km (0.102 R)
• M7: 5,173,394 km (0.027 R)
• M8: 5,343,038 km (0.111 R)
• M9: 5,516,421 km (0.041 R)
• M10: 11,103,004 km (0.031 R)
• M11: 11,891,834 km (0.085 R)
• M12: 13,026,833 km (0.108 R)
• M13: 17,519,556 km (0.105 R)
• M14: 19,593,432 km (0.078 R)
• M15: 25,421,316 km (0.113 R)
• M16: 31,314,574 km (0.096 R)
• M17: 36,327,001 km (0.12 R)
• M18: 39,675,599 km (0.086 R)
• M19: 40,836,030 km (0.112 R)
• M20: 55,538,209 km (0.082 R)
• M21: 63,494,123 km (0.063 R)
• M22: 67,859,838 km (0.109 R)
• M23: 71,687,898 km (0.05 R)
• M24: 76,417,734 km (0.03 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 19,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit