🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.48 AU - 0.6 AU

Year: 144 Days

Day: 47.5 Hours

Environment

Temp: 167 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,440,026 km

• M1: 192,832 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.86 AU - 1.14 AU

Year: 362 Days

Day: 24.2 Hours

Environment

Temp: 46 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 55,440,026 km

• M1: 38,895 km (0.102 R)
• M2: 469,887 km (0.046 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.19 AU - 2.93 AU

Year: 1481 Days

Day: 15.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.62 AU - 3.46 AU

Year: 1917 Days

Day: 34.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.2

Radius: 12.5

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.23 AU - 11.55 AU

Year: 12997 Days

Day: 7.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,440,026 km

• M1: 155,582 km (0.116 R)
• M2: 756,516 km (0.109 R)
• M3: 4,719,065 km (0.107 R)
• M4: 5,382,083 km (0.102 R)
• M5: 7,665,245 km (0.086 R)
• M6: 8,583,028 km (0.107 R)
• M7: 9,475,230 km (0.086 R)
• M8: 10,584,349 km (0.118 R)
• M9: 12,524,783 km (0.12 R)
• M10: 13,985,755 km (0.106 R)
• M11: 17,463,008 km (0.119 R)
• M12: 20,729,478 km (0.091 R)
• M13: 23,387,533 km (0.06 R)
• M14: 25,406,655 km (0.117 R)
• M15: 34,419,628 km (0.05 R)
• M16: 47,188,853 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.7

Radius: 3.2

Gravity: 70.77 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 12.4 AU - 14.5 AU

Year: 17839 Days

Day: 19.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 55,440,026 km

• M1: 39,793 km (0.096 R)
• M2: 157,826 km (0.081 R)
• M3: 296,952 km (0.109 R)
• M4: 563,984 km (0.084 R)
• M5: 814,860 km (0.106 R)
• M6: 1,406,519 km (0.052 R)
• M7: 1,516,773 km (0.108 R)
• M8: 1,754,933 km (0.085 R)
• M9: 2,117,259 km (0.107 R)
• M10: 2,667,330 km (0.083 R)
• M11: 2,962,636 km (0.098 R)
• M12: 3,306,711 km (0.097 R)
• M13: 5,321,495 km (0.118 R)
• M14: 6,114,514 km (0.118 R)
• M15: 6,367,035 km (0.038 R)
• M16: 7,542,126 km (0.041 R)
• M17: 7,980,448 km (0.029 R)
• M18: 8,695,675 km (0.087 R)
• M19: 8,854,399 km (0.08 R)
• M20: 10,077,511 km (0.103 R)
• M21: 12,051,006 km (0.12 R)
• M22: 14,340,901 km (0.028 R)
• M23: 16,018,790 km (0.072 R)
• M24: 17,738,119 km (0.103 R)
• M25: 24,143,600 km (0.093 R)
• M26: 24,773,258 km (0.11 R)
• M27: 27,175,800 km (0.106 R)
• M28: 30,695,837 km (0.079 R)
• M29: 31,063,699 km (0.086 R)
• M30: 34,375,945 km (0.045 R)
• M31: 42,444,805 km (0.047 R)
• M32: 44,603,204 km (0.087 R)
• M33: 46,510,576 km (0.057 R)
• M34: 47,976,187 km (0.117 R)
• M35: 50,657,280 km (0.119 R)
• M36: 56,315,819 km (0.076 R)
• M37: 65,773,546 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14

Radius: 7.6

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.03 AU - 17.03 AU

Year: 21073 Days

Day: 17.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 104.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,440,026 km

• M1: 122,221 km (0.047 R)
• M2: 480,209 km (0.088 R)
• M3: 1,289,982 km (0.095 R)
• M4: 2,101,401 km (0.091 R)
• M5: 2,759,333 km (0.119 R)
• M6: 3,215,606 km (0.113 R)
• M7: 3,682,202 km (0.086 R)
• M8: 3,983,193 km (0.093 R)
• M9: 6,690,316 km (0.095 R)
• M10: 7,999,746 km (0.113 R)
• M11: 8,679,818 km (0.105 R)
• M12: 16,523,833 km (0.117 R)
• M13: 17,123,421 km (0.11 R)
• M14: 20,778,097 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.1

Radius: 4.2

Gravity: 22.57 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 19.07 AU - 20.29 AU

Year: 31574 Days

Day: 23.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,440,026 km

• M1: 53,406 km (0.104 R)
• M2: 200,910 km (0.11 R)
• M3: 445,802 km (0.105 R)
• M4: 651,798 km (0.094 R)
• M5: 1,099,096 km (0.094 R)
• M6: 2,128,927 km (0.103 R)
• M7: 2,741,381 km (0.085 R)
• M8: 3,005,720 km (0.082 R)
• M9: 5,852,867 km (0.111 R)
• M10: 6,246,160 km (0.062 R)
• M11: 6,472,202 km (0.099 R)
• M12: 6,703,630 km (0.101 R)
• M13: 9,157,035 km (0.062 R)
• M14: 9,746,900 km (0.118 R)
• M15: 10,936,502 km (0.083 R)
• M16: 13,450,045 km (0.082 R)
• M17: 13,903,327 km (0.063 R)
• M18: 15,570,146 km (0.111 R)
• M19: 16,666,100 km (0.106 R)
• M20: 18,543,554 km (0.098 R)
• M21: 24,119,216 km (0.064 R)
• M22: 25,240,153 km (0.105 R)
• M23: 34,075,553 km (0.099 R)
• M24: 43,938,540 km (0.059 R)
• M25: 44,600,960 km (0.104 R)
• M26: 61,734,105 km (0.116 R)
• M27: 62,148,640 km (0.058 R)
• M28: 63,824,884 km (0.038 R)
• M29: 65,316,226 km (0.111 R)
• M30: 69,257,232 km (0.1 R)
• M31: 71,970,937 km (0.083 R)
• M32: 72,890,964 km (0.086 R)
• M33: 79,551,959 km (0.111 R)
• M34: 85,317,910 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.6

Radius: 4

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 18.94 AU - 21.02 AU

Year: 32299 Days

Day: 16.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,440,026 km

• M1: 56,698 km (0.119 R)
• M2: 351,705 km (0.091 R)
• M3: 1,012,030 km (0.085 R)
• M4: 1,457,382 km (0.051 R)
• M5: 3,675,021 km (0.079 R)
• M6: 16,858,782 km (0.063 R)
• M7: 17,389,556 km (0.105 R)
• M8: 20,724,092 km (0.098 R)
• M9: 26,843,992 km (0.097 R)
• M10: 27,671,567 km (0.043 R)
• M11: 40,160,596 km (0.084 R)
• M12: 49,362,510 km (0.075 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 14,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit