🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.95 AU - 1.33 AU

Year: 440 Days

Day: 25.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 134.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.07 AU - 1.67 AU

Year: 580 Days

Day: 41.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.46 AU - 1.76 AU

Year: 739 Days

Day: 22.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,502,889 km

• M1: 843,732 km (0.118 R)

Asteroid Belt

Center: 3.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.2

Radius: 8.6

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.86 AU - 5.12 AU

Year: 4031 Days

Day: 5.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,502,889 km

• M1: 107,112 km (0.107 R)
• M2: 397,930 km (0.075 R)
• M3: 669,151 km (0.104 R)
• M4: 1,294,620 km (0.067 R)
• M5: 2,024,807 km (0.11 R)
• M6: 2,372,772 km (0.115 R)
• M7: 2,659,701 km (0.11 R)
• M8: 2,987,769 km (0.068 R)
• M9: 4,026,726 km (0.115 R)
• M10: 4,437,372 km (0.069 R)
• M11: 5,236,524 km (0.063 R)
• M12: 5,867,827 km (0.05 R)
• M13: 6,157,748 km (0.108 R)
• M14: 6,518,278 km (0.105 R)
• M15: 7,381,309 km (0.044 R)
• M16: 7,685,291 km (0.072 R)
• M17: 8,948,047 km (0.068 R)
• M18: 10,218,731 km (0.032 R)
• M19: 13,711,842 km (0.101 R)
• M20: 15,015,737 km (0.103 R)
• M21: 16,400,415 km (0.089 R)
• M22: 16,745,088 km (0.115 R)
• M23: 23,805,958 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.3

Radius: 13.4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.28 AU - 6.74 AU

Year: 4678 Days

Day: 11.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,502,889 km

• M1: 166,652 km (0.068 R)
• M2: 769,531 km (0.096 R)
• M3: 1,248,245 km (0.073 R)
• M4: 1,864,588 km (0.041 R)
• M5: 2,297,823 km (0.119 R)
• M6: 3,452,868 km (0.063 R)
• M7: 4,346,716 km (0.101 R)
• M8: 5,280,954 km (0.076 R)
• M9: 6,103,444 km (0.055 R)
• M10: 6,592,778 km (0.066 R)
• M11: 7,581,620 km (0.061 R)
• M12: 8,075,742 km (0.034 R)
• M13: 8,934,434 km (0.108 R)
• M14: 9,853,114 km (0.069 R)
• M15: 10,746,064 km (0.077 R)
• M16: 11,325,456 km (0.115 R)
• M17: 13,906,468 km (0.078 R)
• M18: 15,361,906 km (0.102 R)
• M19: 19,540,623 km (0.038 R)
• M20: 20,069,602 km (0.108 R)
• M21: 20,608,154 km (0.084 R)
• M22: 21,225,395 km (0.116 R)
• M23: 22,786,448 km (0.093 R)
• M24: 25,898,084 km (0.12 R)
• M25: 26,376,049 km (0.095 R)
• M26: 26,859,849 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.2

Radius: 12.3

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.11 AU - 9.11 AU

Year: 7592 Days

Day: 9.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,502,889 km

• M1: 153,188 km (0.083 R)
• M2: 624,422 km (0.088 R)
• M3: 1,076,357 km (0.059 R)
• M4: 1,503,309 km (0.089 R)
• M5: 2,094,221 km (0.11 R)
• M6: 2,616,168 km (0.102 R)
• M7: 3,004,524 km (0.104 R)
• M8: 3,873,538 km (0.081 R)
• M9: 4,695,728 km (0.09 R)
• M10: 5,211,242 km (0.104 R)
• M11: 5,934,398 km (0.068 R)
• M12: 6,798,475 km (0.112 R)
• M13: 8,554,305 km (0.034 R)
• M14: 9,752,734 km (0.087 R)
• M15: 12,595,243 km (0.046 R)
• M16: 15,484,726 km (0.08 R)
• M17: 16,769,173 km (0.071 R)
• M18: 17,904,920 km (0.09 R)
• M19: 21,538,054 km (0.09 R)
• M20: 21,951,393 km (0.118 R)
• M21: 23,483,575 km (0.036 R)
• M22: 25,728,440 km (0.106 R)
• M23: 27,916,758 km (0.082 R)
• M24: 29,713,877 km (0.107 R)
• M25: 31,693,206 km (0.112 R)
• M26: 36,028,852 km (0.094 R)
• M27: 39,498,475 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.3

Radius: 10.9

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.53 AU - 12.11 AU

Year: 11129 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,502,889 km

• M1: 135,685 km (0.033 R)
• M2: 865,573 km (0.092 R)
• M3: 2,051,884 km (0.093 R)
• M4: 2,668,377 km (0.054 R)
• M5: 4,466,693 km (0.063 R)
• M6: 4,997,616 km (0.115 R)
• M7: 5,907,171 km (0.027 R)
• M8: 6,293,283 km (0.073 R)
• M9: 8,180,610 km (0.054 R)
• M10: 8,750,877 km (0.092 R)
• M11: 9,631,859 km (0.118 R)
• M12: 10,570,885 km (0.076 R)
• M13: 11,788,163 km (0.086 R)
• M14: 12,232,767 km (0.077 R)
• M15: 12,920,469 km (0.102 R)
• M16: 14,753,043 km (0.046 R)
• M17: 17,457,922 km (0.096 R)
• M18: 19,847,449 km (0.062 R)
• M19: 24,094,083 km (0.105 R)
• M20: 25,726,944 km (0.083 R)
• M21: 28,810,306 km (0.033 R)
• M22: 30,753,133 km (0.062 R)
• M23: 31,490,352 km (0.062 R)
• M24: 33,220,002 km (0.104 R)
• M25: 34,558,006 km (0.078 R)
• M26: 37,460,653 km (0.052 R)
• M27: 40,021,320 km (0.094 R)
• M28: 43,614,062 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.6

Radius: 10

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 11.67 AU - 13.21 AU

Year: 15868 Days

Day: 8.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,502,889 km

• M1: 124,465 km (0.12 R)
• M2: 525,687 km (0.117 R)
• M3: 1,958,236 km (0.112 R)
• M4: 2,936,008 km (0.067 R)
• M5: 3,439,853 km (0.085 R)
• M6: 4,720,112 km (0.112 R)
• M7: 5,784,950 km (0.096 R)
• M8: 6,496,736 km (0.105 R)
• M9: 11,555,388 km (0.082 R)
• M10: 16,894,836 km (0.086 R)
• M11: 17,210,337 km (0.077 R)
• M12: 18,595,015 km (0.078 R)
• M13: 20,495,507 km (0.066 R)
• M14: 26,120,536 km (0.074 R)
• M15: 27,617,861 km (0.101 R)
• M16: 28,946,141 km (0.1 R)
• M17: 32,452,565 km (0.051 R)
• M18: 41,143,902 km (0.092 R)
• M19: 45,713,968 km (0.088 R)
• M20: 51,267,938 km (0.117 R)
• M21: 61,248,510 km (0.113 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 19,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit