🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.48 AU - 0.76 AU

Year: 187 Days

Day: 33.2 Hours

Environment

Temp: 107 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.83 AU - 0.85 AU

Year: 295 Days

Day: 45.6 Hours

Environment

Temp: 34 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,032,664 km

• M1: 64,626 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.14 AU - 1.3 AU

Year: 516 Days

Day: 26.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 169.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.47 AU - 2.13 AU

Year: 925 Days

Day: 22.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.02 AU - 2.48 AU

Year: 1292 Days

Day: 13.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.7

Radius: 12.7

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 9.48 AU - 13.62 AU

Year: 15029 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,032,664 km

• M1: 157,975 km (0.096 R)
• M2: 607,218 km (0.087 R)
• M3: 1,819,559 km (0.096 R)
• M4: 4,066,968 km (0.114 R)
• M5: 4,524,588 km (0.055 R)
• M6: 6,070,083 km (0.071 R)
• M7: 7,049,052 km (0.116 R)
• M8: 7,712,668 km (0.098 R)
• M9: 8,961,511 km (0.09 R)
• M10: 9,581,444 km (0.079 R)
• M11: 12,415,127 km (0.039 R)
• M12: 13,650,806 km (0.1 R)
• M13: 15,619,065 km (0.101 R)
• M14: 17,136,286 km (0.117 R)
• M15: 18,173,897 km (0.113 R)
• M16: 18,666,673 km (0.103 R)
• M17: 21,905,467 km (0.095 R)
• M18: 27,817,126 km (0.097 R)
• M19: 29,474,072 km (0.095 R)
• M20: 30,614,606 km (0.096 R)
• M21: 33,105,261 km (0.106 R)
• M22: 36,113,973 km (0.059 R)
• M23: 38,621,682 km (0.046 R)
• M24: 43,395,201 km (0.118 R)
• M25: 49,021,577 km (0.109 R)
• M26: 51,762,509 km (0.104 R)
• M27: 53,757,696 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.1

Radius: 3.5

Gravity: 79.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 13.78 AU - 16.48 AU

Year: 22533 Days

Day: 16.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,032,664 km

• M1: 43,533 km (0.1 R)
• M2: 153,637 km (0.075 R)
• M3: 864,077 km (0.053 R)
• M4: 1,244,056 km (0.113 R)
• M5: 2,394,314 km (0.104 R)
• M6: 2,591,484 km (0.086 R)
• M7: 3,046,411 km (0.029 R)
• M8: 3,428,783 km (0.053 R)
• M9: 3,908,693 km (0.082 R)
• M10: 4,043,780 km (0.076 R)
• M11: 4,616,141 km (0.08 R)
• M12: 6,465,919 km (0.105 R)
• M13: 7,710,573 km (0.092 R)
• M14: 13,353,106 km (0.042 R)
• M15: 15,018,280 km (0.108 R)
• M16: 18,092,666 km (0.084 R)
• M17: 21,771,876 km (0.074 R)
• M18: 21,983,856 km (0.095 R)
• M19: 23,506,463 km (0.113 R)
• M20: 26,158,085 km (0.1 R)
• M21: 26,638,743 km (0.112 R)
• M22: 44,621,454 km (0.077 R)
• M23: 47,406,817 km (0.119 R)
• M24: 50,676,279 km (0.079 R)
• M25: 57,054,833 km (0.08 R)
• M26: 64,600,549 km (0.05 R)
• M27: 70,214,359 km (0.069 R)
• M28: 73,972,706 km (0.04 R)
• M29: 76,144,568 km (0.073 R)
• M30: 77,369,476 km (0.077 R)
• M31: 82,143,443 km (0.118 R)
• M32: 86,577,972 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.6

Radius: 3.8

Gravity: 16.59 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 16.67 AU - 16.71 AU

Year: 26107 Days

Day: 19.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,032,664 km

• M1: 47,722 km (0.049 R)
• M2: 184,604 km (0.091 R)
• M3: 1,377,946 km (0.06 R)
• M4: 2,264,164 km (0.079 R)
• M5: 2,674,660 km (0.114 R)
• M6: 3,503,133 km (0.107 R)
• M7: 5,205,856 km (0.101 R)
• M8: 5,423,820 km (0.094 R)
• M9: 7,123,551 km (0.067 R)
• M10: 13,730,392 km (0.065 R)
• M11: 17,137,184 km (0.081 R)
• M12: 20,613,390 km (0.094 R)
• M13: 21,158,524 km (0.078 R)
• M14: 22,182,971 km (0.062 R)
• M15: 22,372,661 km (0.091 R)
• M16: 22,563,398 km (0.091 R)
• M17: 30,881,189 km (0.07 R)
• M18: 32,440,597 km (0.046 R)
• M19: 32,930,830 km (0.115 R)
• M20: 34,177,878 km (0.088 R)
• M21: 41,030,208 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 11,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit