🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.92 AU - 1.14 AU

Year: 400 Days

Day: 41.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,858,713 km

• M1: 152,590 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.34 AU - 1.52 AU

Year: 655 Days

Day: 33.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.12 AU - 3.58 AU

Year: 2348 Days

Day: 38.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.66 AU - 4.34 AU

Year: 3063 Days

Day: 26.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808

Radius: 9.6

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.4 AU - 6.64 AU

Year: 4966 Days

Day: 11.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,858,713 km

• M1: 121,324 km (0.069 R)
• M2: 1,319,603 km (0.088 R)
• M3: 3,341,717 km (0.077 R)
• M4: 4,776,660 km (0.079 R)
• M5: 5,645,973 km (0.039 R)
• M6: 5,978,679 km (0.056 R)
• M7: 6,551,489 km (0.088 R)
• M8: 8,335,893 km (0.045 R)
• M9: 8,969,589 km (0.077 R)
• M10: 9,423,768 km (0.078 R)
• M11: 10,925,132 km (0.112 R)
• M12: 12,733,472 km (0.08 R)
• M13: 14,284,053 km (0.073 R)
• M14: 14,961,133 km (0.101 R)
• M15: 15,307,602 km (0.08 R)
• M16: 20,033,698 km (0.114 R)
• M17: 22,878,152 km (0.097 R)
• M18: 25,733,078 km (0.1 R)
• M19: 28,462,940 km (0.055 R)

Asteroid Belt

Center: 7.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.3

Radius: 15

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.84 AU - 9.46 AU

Year: 10597 Days

Day: 10.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,858,713 km

• M1: 186,549 km (0.043 R)
• M2: 728,242 km (0.104 R)
• M3: 1,635,554 km (0.113 R)
• M4: 2,849,839 km (0.061 R)
• M5: 3,869,798 km (0.117 R)
• M6: 4,828,720 km (0.11 R)
• M7: 6,313,329 km (0.073 R)
• M8: 6,956,451 km (0.07 R)
• M9: 10,458,387 km (0.064 R)
• M10: 11,673,571 km (0.099 R)
• M11: 12,479,754 km (0.091 R)
• M12: 14,811,835 km (0.095 R)
• M13: 15,692,966 km (0.093 R)
• M14: 16,343,418 km (0.1 R)
• M15: 17,768,337 km (0.114 R)
• M16: 21,971,888 km (0.109 R)
• M17: 23,706,176 km (0.118 R)
• M18: 24,390,437 km (0.086 R)
• M19: 26,339,996 km (0.096 R)
• M20: 27,074,073 km (0.115 R)
• M21: 28,679,408 km (0.047 R)
• M22: 29,554,555 km (0.084 R)
• M23: 30,048,378 km (0.116 R)
• M24: 30,748,945 km (0.087 R)
• M25: 31,871,976 km (0.1 R)
• M26: 32,705,834 km (0.073 R)
• M27: 34,091,709 km (0.054 R)
• M28: 39,908,523 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.8

Radius: 3.5

Gravity: 30.76 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 9.83 AU - 15.21 AU

Year: 16962 Days

Day: 24.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,858,713 km

• M1: 45,478 km (0.119 R)
• M2: 190,139 km (0.071 R)
• M3: 369,058 km (0.034 R)
• M4: 575,353 km (0.109 R)
• M5: 844,480 km (0.038 R)
• M6: 1,047,335 km (0.055 R)
• M7: 1,179,130 km (0.058 R)
• M8: 1,627,176 km (0.071 R)
• M9: 1,771,538 km (0.115 R)
• M10: 1,977,235 km (0.063 R)
• M11: 2,691,266 km (0.075 R)
• M12: 2,870,783 km (0.082 R)
• M13: 5,691,750 km (0.105 R)
• M14: 5,987,655 km (0.103 R)
• M15: 6,177,794 km (0.107 R)
• M16: 8,542,637 km (0.119 R)
• M17: 9,482,560 km (0.095 R)
• M18: 10,057,166 km (0.086 R)
• M19: 11,979,498 km (0.104 R)
• M20: 12,712,528 km (0.064 R)
• M21: 13,026,534 km (0.047 R)
• M22: 17,057,149 km (0.108 R)
• M23: 20,020,384 km (0.06 R)
• M24: 20,963,299 km (0.049 R)
• M25: 21,667,456 km (0.107 R)
• M26: 22,205,859 km (0.094 R)
• M27: 30,818,209 km (0.116 R)
• M28: 31,613,172 km (0.107 R)
• M29: 34,200,168 km (0.104 R)
• M30: 34,321,043 km (0.115 R)
• M31: 36,293,341 km (0.06 R)
• M32: 36,924,943 km (0.108 R)
• M33: 44,218,587 km (0.065 R)
• M34: 51,300,251 km (0.101 R)
• M35: 54,036,995 km (0.045 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit