🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.44 AU - 0.58 AU

Year: 139 Days

Day: 14.6 Hours

Environment

Temp: 223 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.84 AU - 0.96 AU

Year: 325 Days

Day: 46.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.75 AU - 1.17 AU

Year: 358 Days

Day: 42.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,177,671 km

• M1: 161,715 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.79 AU - 3.15 AU

Year: 1949 Days

Day: 14.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.9

Radius: 12.4

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.63 AU - 8.69 AU

Year: 8073 Days

Day: 6.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 92,177,671 km

• M1: 154,385 km (0.11 R)
• M2: 680,072 km (0.068 R)
• M3: 1,139,487 km (0.114 R)
• M4: 1,586,785 km (0.077 R)
• M5: 2,270,297 km (0.034 R)
• M6: 3,014,696 km (0.093 R)
• M7: 3,410,233 km (0.09 R)
• M8: 3,992,169 km (0.041 R)
• M9: 4,639,628 km (0.119 R)
• M10: 5,170,252 km (0.107 R)
• M11: 5,907,171 km (0.12 R)
• M12: 7,199,846 km (0.05 R)
• M13: 7,831,598 km (0.101 R)
• M14: 8,543,086 km (0.114 R)
• M15: 9,115,896 km (0.055 R)
• M16: 10,938,447 km (0.11 R)
• M17: 12,596,141 km (0.115 R)
• M18: 14,600,603 km (0.09 R)
• M19: 18,497,478 km (0.106 R)
• M20: 21,637,836 km (0.094 R)
• M21: 22,125,525 km (0.046 R)
• M22: 23,804,163 km (0.115 R)
• M23: 33,596,839 km (0.092 R)
• M24: 34,251,180 km (0.1 R)
• M25: 36,265,067 km (0.105 R)
• M26: 41,518,645 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.8

Radius: 3.6

Gravity: 18.04 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 14.82 AU - 16.72 AU

Year: 23848 Days

Day: 25 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,177,671 km

• M1: 46,675 km (0.061 R)
• M2: 313,108 km (0.1 R)
• M3: 582,385 km (0.084 R)
• M4: 912,697 km (0.115 R)
• M5: 1,169,257 km (0.097 R)
• M6: 1,342,342 km (0.102 R)
• M7: 1,690,456 km (0.068 R)
• M8: 2,290,942 km (0.04 R)
• M9: 2,498,284 km (0.076 R)
• M10: 3,643,755 km (0.12 R)
• M11: 4,599,087 km (0.07 R)
• M12: 5,710,001 km (0.092 R)
• M13: 6,448,117 km (0.108 R)
• M14: 6,861,007 km (0.117 R)
• M15: 7,693,968 km (0.058 R)
• M16: 8,017,099 km (0.112 R)
• M17: 8,445,847 km (0.117 R)
• M18: 9,091,811 km (0.11 R)
• M19: 10,425,476 km (0.088 R)
• M20: 12,129,545 km (0.086 R)
• M21: 13,079,791 km (0.071 R)
• M22: 14,147,022 km (0.096 R)
• M23: 20,802,930 km (0.106 R)
• M24: 25,453,031 km (0.11 R)
• M25: 25,963,309 km (0.05 R)
• M26: 28,947,038 km (0.095 R)
• M27: 29,168,443 km (0.09 R)
• M28: 30,065,582 km (0.113 R)
• M29: 30,981,121 km (0.078 R)
• M30: 32,151,275 km (0.089 R)
• M31: 33,108,402 km (0.117 R)
• M32: 34,207,797 km (0.104 R)
• M33: 39,118,198 km (0.073 R)
• M34: 39,253,434 km (0.088 R)
• M35: 45,665,348 km (0.096 R)
• M36: 54,406,502 km (0.049 R)
• M37: 55,252,328 km (0.083 R)
• M38: 57,667,436 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.8

Radius: 3.8

Gravity: 51.51 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 12.93 AU - 20.13 AU

Year: 25592 Days

Day: 24.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 92,177,671 km

• M1: 47,273 km (0.112 R)
• M2: 268,977 km (0.112 R)
• M3: 709,543 km (0.079 R)
• M4: 2,048,144 km (0.107 R)
• M5: 4,309,915 km (0.06 R)
• M6: 5,223,359 km (0.108 R)
• M7: 5,768,494 km (0.086 R)
• M8: 5,943,673 km (0.112 R)
• M9: 6,632,122 km (0.109 R)
• M10: 7,630,838 km (0.06 R)
• M11: 7,895,327 km (0.047 R)
• M12: 8,165,949 km (0.035 R)
• M13: 8,555,053 km (0.094 R)
• M14: 9,132,352 km (0.072 R)
• M15: 9,735,081 km (0.102 R)
• M16: 11,086,549 km (0.092 R)
• M17: 11,494,652 km (0.08 R)
• M18: 11,983,089 km (0.108 R)
• M19: 12,268,521 km (0.111 R)
• M20: 14,797,623 km (0.116 R)
• M21: 15,125,990 km (0.067 R)
• M22: 16,576,042 km (0.119 R)
• M23: 18,303,449 km (0.038 R)
• M24: 21,687,353 km (0.097 R)
• M25: 24,884,409 km (0.108 R)
• M26: 27,263,314 km (0.108 R)
• M27: 27,509,253 km (0.115 R)
• M28: 28,381,708 km (0.036 R)
• M29: 32,055,981 km (0.059 R)
• M30: 34,578,201 km (0.047 R)
• M31: 38,759,462 km (0.108 R)
• M32: 39,382,986 km (0.109 R)
• M33: 39,697,291 km (0.073 R)
• M34: 56,826,846 km (0.106 R)
• M35: 61,767,465 km (0.099 R)
• M36: 64,559,410 km (0.109 R)
• M37: 65,655,364 km (0.074 R)
• M38: 67,210,284 km (0.068 R)
• M39: 70,624,706 km (0.081 R)
• M40: 85,439,234 km (0.067 R)
• M41: 88,362,077 km (0.057 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 17,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit