🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.41 AU - 0.69 AU

Year: 147 Days

Day: 37.3 Hours

Environment

Temp: 248 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,898,194 km

• M1: 53,107 km (0.076 R)
• M2: 122,969 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.94 AU - 1.14 AU

Year: 382 Days

Day: 43.4 Hours

Environment

Temp: 34 °C

Axial Tilt: 81.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.07 AU - 1.09 AU

Year: 404 Days

Day: 29.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 6.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 101,898,194 km

• M1: 156,629 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.8 AU - 2.58 AU

Year: 1166 Days

Day: 29.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.75 AU - 2.87 AU

Year: 1695 Days

Day: 20.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.4

Radius: 13.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.35 AU - 6.93 AU

Year: 4820 Days

Day: 12.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,898,194 km

• M1: 173,833 km (0.105 R)
• M2: 689,048 km (0.063 R)
• M3: 1,149,959 km (0.118 R)
• M4: 1,920,687 km (0.097 R)
• M5: 2,367,386 km (0.11 R)
• M6: 5,521,657 km (0.032 R)
• M7: 6,299,118 km (0.088 R)
• M8: 9,039,302 km (0.044 R)
• M9: 10,752,796 km (0.06 R)
• M10: 11,244,225 km (0.077 R)
• M11: 12,583,874 km (0.118 R)
• M12: 14,075,813 km (0.105 R)
• M13: 14,814,378 km (0.097 R)
• M14: 16,049,757 km (0.071 R)
• M15: 17,689,350 km (0.104 R)
• M16: 19,079,563 km (0.088 R)
• M17: 19,740,486 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.3

Radius: 14.4

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.9 AU - 7.72 AU

Year: 6396 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,898,194 km

• M1: 179,667 km (0.12 R)
• M2: 639,381 km (0.087 R)
• M3: 1,424,172 km (0.108 R)
• M4: 2,103,346 km (0.047 R)
• M5: 2,659,401 km (0.088 R)
• M6: 3,313,593 km (0.063 R)
• M7: 4,599,536 km (0.053 R)
• M8: 5,114,302 km (0.081 R)
• M9: 6,037,471 km (0.111 R)
• M10: 6,964,379 km (0.103 R)
• M11: 7,498,892 km (0.119 R)
• M12: 8,099,229 km (0.114 R)
• M13: 9,482,111 km (0.1 R)
• M14: 11,695,262 km (0.109 R)
• M15: 12,869,905 km (0.052 R)
• M16: 14,234,387 km (0.112 R)
• M17: 15,334,380 km (0.106 R)
• M18: 17,314,158 km (0.091 R)
• M19: 18,365,682 km (0.101 R)
• M20: 23,870,135 km (0.066 R)
• M21: 24,515,501 km (0.1 R)
• M22: 25,925,461 km (0.104 R)
• M23: 33,395,032 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.9

Radius: 12.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.95 AU - 7.77 AU

Year: 6466 Days

Day: 14.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,898,194 km

• M1: 155,432 km (0.098 R)
• M2: 612,304 km (0.109 R)
• M3: 1,405,622 km (0.115 R)
• M4: 2,307,248 km (0.067 R)
• M5: 3,756,403 km (0.074 R)
• M6: 4,983,105 km (0.108 R)
• M7: 5,532,428 km (0.097 R)
• M8: 6,205,320 km (0.113 R)
• M9: 6,782,468 km (0.104 R)
• M10: 7,747,524 km (0.049 R)
• M11: 9,644,575 km (0.114 R)
• M12: 10,620,551 km (0.077 R)
• M13: 11,405,342 km (0.071 R)
• M14: 11,877,173 km (0.058 R)
• M15: 12,272,860 km (0.119 R)
• M16: 13,090,711 km (0.088 R)
• M17: 14,634,262 km (0.057 R)
• M18: 20,425,794 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.1

Radius: 7.3

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 15.99 AU - 16.77 AU

Year: 23858 Days

Day: 24.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,898,194 km

• M1: 95,743 km (0.096 R)
• M2: 399,576 km (0.077 R)
• M3: 663,467 km (0.052 R)
• M4: 969,693 km (0.058 R)
• M5: 1,369,419 km (0.059 R)
• M6: 2,068,939 km (0.087 R)
• M7: 2,604,050 km (0.079 R)
• M8: 3,642,259 km (0.054 R)
• M9: 4,640,676 km (0.093 R)
• M10: 5,341,990 km (0.051 R)
• M11: 6,829,143 km (0.087 R)
• M12: 7,556,488 km (0.101 R)
• M13: 11,103,453 km (0.11 R)
• M14: 15,843,611 km (0.098 R)
• M15: 16,658,172 km (0.067 R)
• M16: 44,091,728 km (0.091 R)
• M17: 44,963,884 km (0.054 R)
• M18: 57,544,766 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.8

Radius: 3.8

Gravity: 50.82 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 16.37 AU - 21.75 AU

Year: 29947 Days

Day: 22.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 101,898,194 km

• M1: 47,273 km (0.081 R)
• M2: 214,673 km (0.107 R)
• M3: 351,405 km (0.084 R)
• M4: 530,175 km (0.101 R)
• M5: 1,545,047 km (0.104 R)
• M6: 1,776,176 km (0.12 R)
• M7: 3,384,652 km (0.096 R)
• M8: 3,945,345 km (0.034 R)
• M9: 4,414,184 km (0.08 R)
• M10: 5,164,567 km (0.095 R)
• M11: 5,290,379 km (0.047 R)
• M12: 5,680,231 km (0.095 R)
• M13: 6,516,932 km (0.11 R)
• M14: 7,539,433 km (0.076 R)
• M15: 8,842,132 km (0.077 R)
• M16: 9,960,974 km (0.098 R)
• M17: 12,475,565 km (0.087 R)
• M18: 13,320,793 km (0.058 R)
• M19: 18,711,552 km (0.115 R)
• M20: 20,437,911 km (0.108 R)
• M21: 24,794,052 km (0.097 R)
• M22: 27,124,039 km (0.117 R)
• M23: 27,889,232 km (0.11 R)
• M24: 31,510,547 km (0.071 R)
• M25: 32,498,193 km (0.068 R)
• M26: 48,195,198 km (0.058 R)
• M27: 48,380,849 km (0.091 R)
• M28: 48,940,644 km (0.092 R)
• M29: 56,823,255 km (0.101 R)
• M30: 57,864,307 km (0.113 R)
• M31: 59,556,408 km (0.116 R)
• M32: 61,281,272 km (0.102 R)
• M33: 67,579,941 km (0.097 R)
• M34: 68,513,581 km (0.025 R)
• M35: 80,657,487 km (0.106 R)
• M36: 83,033,401 km (0.091 R)
• M37: 84,373,349 km (0.038 R)
• M38: 84,913,247 km (0.029 R)
• M39: 87,096,180 km (0.093 R)
• M40: 87,647,747 km (0.114 R)
• M41: 92,430,092 km (0.062 R)
• M42: 94,739,584 km (0.061 R)
• M43: 96,202,352 km (0.117 R)
• M44: 99,774,300 km (0.101 R)
• M45: 100,378,077 km (0.045 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 14,785 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit