🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.53 AU - 0.77 AU

Year: 150 Days

Day: 36.9 Hours

Environment

Temp: 392 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.56 AU - 1.56 AU

Year: 557 Days

Day: 13.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.11 AU - 2.47 AU

Year: 991 Days

Day: 45 Hours

Environment

Temp: 29 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 58,889,556 km

• M1: 56,099 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.93 AU - 3.37 AU

Year: 1599 Days

Day: 30.1 Hours

Environment

Temp: -21 °C

Axial Tilt: 43.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.84 AU - 9.66 AU

Year: 8048 Days

Day: 29.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 71.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.1

Radius: 12.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 12.49 AU - 14.81 AU

Year: 14428 Days

Day: 8.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,889,556 km

• M1: 161,865 km (0.086 R)
• M2: 889,210 km (0.105 R)
• M3: 1,813,425 km (0.115 R)
• M4: 4,618,385 km (0.099 R)
• M5: 5,066,730 km (0.114 R)
• M6: 6,889,580 km (0.07 R)
• M7: 8,225,489 km (0.047 R)
• M8: 11,033,441 km (0.087 R)
• M9: 12,340,179 km (0.119 R)
• M10: 13,992,038 km (0.103 R)
• M11: 30,403,224 km (0.086 R)
• M12: 33,177,666 km (0.056 R)
• M13: 41,862,571 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.5

Radius: 11.3

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 15.16 AU - 19.94 AU

Year: 21034 Days

Day: 5.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,889,556 km

• M1: 144,661 km (0.055 R)
• M2: 599,738 km (0.075 R)
• M3: 1,166,564 km (0.076 R)
• M4: 2,994,501 km (0.091 R)
• M5: 4,048,717 km (0.063 R)
• M6: 7,360,814 km (0.107 R)
• M7: 8,496,411 km (0.117 R)
• M8: 10,244,013 km (0.071 R)
• M9: 12,410,939 km (0.119 R)
• M10: 13,196,627 km (0.077 R)
• M11: 14,579,659 km (0.084 R)
• M12: 25,902,722 km (0.103 R)
• M13: 34,366,520 km (0.07 R)
• M14: 42,718,121 km (0.093 R)
• M15: 47,281,753 km (0.106 R)
• M16: 48,231,849 km (0.074 R)
• M17: 49,518,541 km (0.11 R)
• M18: 55,417,783 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 23.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.5

Radius: 5.4

Gravity: 25.02 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 20.86 AU - 26.66 AU

Year: 33133 Days

Day: 22.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,889,556 km

• M1: 80,783 km (0.114 R)
• M2: 284,685 km (0.039 R)
• M3: 487,839 km (0.039 R)
• M4: 690,693 km (0.034 R)
• M5: 1,589,029 km (0.07 R)
• M6: 2,801,968 km (0.117 R)
• M7: 3,401,108 km (0.106 R)
• M8: 3,730,971 km (0.067 R)
• M9: 5,800,657 km (0.097 R)
• M10: 8,122,267 km (0.064 R)
• M11: 11,211,612 km (0.107 R)
• M12: 17,282,444 km (0.091 R)
• M13: 20,096,080 km (0.074 R)
• M14: 20,844,369 km (0.081 R)
• M15: 22,170,255 km (0.108 R)
• M16: 26,230,491 km (0.12 R)
• M17: 28,169,279 km (0.044 R)
• M18: 28,434,815 km (0.097 R)
• M19: 36,881,709 km (0.117 R)
• M20: 46,487,239 km (0.055 R)
• M21: 47,793,827 km (0.108 R)
• M22: 55,109,312 km (0.115 R)
• M23: 56,572,380 km (0.111 R)
• M24: 57,420,001 km (0.026 R)
• M25: 57,633,178 km (0.095 R)
• M26: 62,458,457 km (0.077 R)
• M27: 63,819,648 km (0.114 R)
• M28: 67,072,505 km (0.057 R)
• M29: 68,260,461 km (0.103 R)
• M30: 81,458,584 km (0.11 R)
• M31: 88,368,210 km (0.101 R)
• M32: 94,465,819 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 24.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.9

Radius: 4.6

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 22.16 AU - 26.48 AU

Year: 34312 Days

Day: 21.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,889,556 km

• M1: 57,146 km (0.103 R)
• M2: 215,271 km (0.091 R)
• M3: 406,009 km (0.114 R)
• M4: 633,846 km (0.103 R)
• M5: 1,228,049 km (0.097 R)
• M6: 1,583,045 km (0.106 R)
• M7: 2,645,040 km (0.099 R)
• M8: 4,669,847 km (0.056 R)
• M9: 7,411,228 km (0.025 R)
• M10: 12,575,347 km (0.083 R)
• M11: 13,020,849 km (0.105 R)
• M12: 15,697,604 km (0.082 R)
• M13: 21,292,415 km (0.106 R)
• M14: 21,561,990 km (0.108 R)
• M15: 25,781,398 km (0.09 R)
• M16: 26,087,625 km (0.083 R)
• M17: 26,499,767 km (0.11 R)
• M18: 29,063,874 km (0.06 R)
• M19: 30,519,462 km (0.107 R)
• M20: 31,671,814 km (0.113 R)
• M21: 34,803,047 km (0.06 R)
• M22: 35,933,259 km (0.099 R)
• M23: 36,571,593 km (0.077 R)
• M24: 38,531,924 km (0.067 R)
• M25: 43,232,588 km (0.105 R)

Kuiper Belt

Range: 38.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 12,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit