🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.62 AU - 0.84 AU

Year: 238 Days

Day: 38.2 Hours

Environment

Temp: 94 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.55 AU - 2.91 AU

Year: 1718 Days

Day: 35.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.14 AU - 3.78 AU

Year: 2451 Days

Day: 46.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.6

Radius: 8.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.35 AU - 6.39 AU

Year: 5416 Days

Day: 10.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,174,415 km

• M1: 118,781 km (0.109 R)
• M2: 1,255,425 km (0.103 R)
• M3: 4,394,886 km (0.081 R)
• M4: 4,912,644 km (0.083 R)
• M5: 6,946,278 km (0.031 R)
• M6: 9,817,360 km (0.105 R)
• M7: 12,278,844 km (0.117 R)
• M8: 14,484,365 km (0.045 R)
• M9: 15,124,345 km (0.117 R)
• M10: 17,157,978 km (0.095 R)
• M11: 17,762,952 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.4

Radius: 10.1

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.66 AU - 7.72 AU

Year: 6589 Days

Day: 8.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,174,415 km

• M1: 125,662 km (0.046 R)
• M2: 997,369 km (0.104 R)
• M3: 1,404,275 km (0.078 R)
• M4: 1,759,720 km (0.026 R)
• M5: 2,345,695 km (0.075 R)
• M6: 2,675,558 km (0.094 R)
• M7: 4,135,783 km (0.057 R)
• M8: 4,648,754 km (0.076 R)
• M9: 4,994,325 km (0.102 R)
• M10: 5,357,100 km (0.063 R)
• M11: 6,481,777 km (0.098 R)
• M12: 6,877,463 km (0.059 R)
• M13: 9,554,367 km (0.092 R)
• M14: 12,307,417 km (0.087 R)
• M15: 16,129,942 km (0.105 R)
• M16: 16,858,184 km (0.109 R)
• M17: 19,028,999 km (0.091 R)
• M18: 21,222,702 km (0.088 R)
• M19: 26,377,545 km (0.107 R)
• M20: 27,950,417 km (0.118 R)
• M21: 29,194,772 km (0.116 R)
• M22: 30,675,941 km (0.102 R)
• M23: 33,043,327 km (0.083 R)
• M24: 33,680,465 km (0.076 R)
• M25: 34,434,139 km (0.096 R)
• M26: 37,331,849 km (0.056 R)
• M27: 39,788,097 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.2

Radius: 5.8

Gravity: 26.4 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 13.33 AU - 14.83 AU

Year: 20119 Days

Day: 17.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 44,174,415 km

• M1: 83,176 km (0.039 R)
• M2: 305,479 km (0.037 R)
• M3: 934,388 km (0.03 R)
• M4: 1,311,076 km (0.045 R)
• M5: 1,958,535 km (0.087 R)
• M6: 2,575,627 km (0.086 R)
• M7: 2,902,797 km (0.078 R)
• M8: 3,314,490 km (0.078 R)
• M9: 5,560,104 km (0.106 R)
• M10: 6,063,800 km (0.06 R)
• M11: 6,326,793 km (0.103 R)
• M12: 6,551,788 km (0.069 R)
• M13: 7,113,528 km (0.056 R)
• M14: 9,161,822 km (0.061 R)
• M15: 10,918,550 km (0.118 R)
• M16: 11,640,061 km (0.059 R)
• M17: 11,978,152 km (0.101 R)
• M18: 12,888,305 km (0.115 R)
• M19: 15,729,767 km (0.078 R)
• M20: 16,905,756 km (0.088 R)
• M21: 17,165,159 km (0.085 R)
• M22: 19,620,958 km (0.058 R)
• M23: 20,099,970 km (0.082 R)
• M24: 22,822,950 km (0.112 R)
• M25: 24,437,261 km (0.085 R)
• M26: 25,896,588 km (0.067 R)
• M27: 36,319,072 km (0.12 R)
• M28: 42,684,312 km (0.097 R)
• M29: 46,466,295 km (0.1 R)
• M30: 54,124,958 km (0.118 R)
• M31: 59,339,940 km (0.114 R)
• M32: 60,341,049 km (0.114 R)
• M33: 63,204,053 km (0.107 R)
• M34: 63,829,073 km (0.117 R)
• M35: 66,800,685 km (0.106 R)
• M36: 67,016,405 km (0.047 R)
• M37: 71,428,795 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.4

Radius: 3.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 18.01 AU - 20.11 AU

Year: 31687 Days

Day: 22.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,174,415 km

• M1: 49,218 km (0.08 R)
• M2: 176,226 km (0.074 R)
• M3: 359,633 km (0.111 R)
• M4: 598,242 km (0.106 R)
• M5: 896,690 km (0.101 R)
• M6: 1,796,970 km (0.11 R)
• M7: 4,014,908 km (0.102 R)
• M8: 7,151,227 km (0.097 R)
• M9: 7,631,885 km (0.07 R)
• M10: 8,262,440 km (0.085 R)
• M11: 8,701,659 km (0.108 R)
• M12: 10,768,803 km (0.094 R)
• M13: 12,849,260 km (0.108 R)
• M14: 15,247,763 km (0.093 R)
• M15: 16,724,444 km (0.081 R)
• M16: 17,497,266 km (0.101 R)
• M17: 20,667,395 km (0.074 R)
• M18: 26,482,862 km (0.032 R)
• M19: 33,081,475 km (0.051 R)
• M20: 34,296,658 km (0.086 R)
• M21: 36,815,737 km (0.115 R)
• M22: 42,218,314 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 16,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit