🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.13 AU - 1.47 AU

Year: 519 Days

Day: 36.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.13 AU - 1.75 AU

Year: 605 Days

Day: 41 Hours

Environment

Temp: 14 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.51 AU - 2.15 AU

Year: 866 Days

Day: 26.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,115,650 km

• M1: 194,776 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.78 AU - 2.84 AU

Year: 1648 Days

Day: 16.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,115,650 km

• M1: 1,941,332 km (0.068 R)

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.2

Radius: 9.6

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.56 AU - 6.64 AU

Year: 4636 Days

Day: 10.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,115,650 km

• M1: 119,529 km (0.118 R)
• M2: 425,756 km (0.116 R)
• M3: 879,187 km (0.055 R)
• M4: 1,732,343 km (0.117 R)
• M5: 2,152,564 km (0.08 R)
• M6: 2,553,785 km (0.076 R)
• M7: 2,873,326 km (0.116 R)
• M8: 3,219,496 km (0.094 R)
• M9: 3,836,587 km (0.112 R)
• M10: 7,049,500 km (0.096 R)
• M11: 8,126,755 km (0.095 R)
• M12: 8,784,088 km (0.107 R)
• M13: 9,105,424 km (0.065 R)
• M14: 14,695,448 km (0.062 R)
• M15: 15,379,409 km (0.105 R)
• M16: 17,244,895 km (0.114 R)
• M17: 18,988,458 km (0.088 R)
• M18: 19,594,927 km (0.096 R)
• M19: 20,353,538 km (0.091 R)
• M20: 21,929,552 km (0.043 R)
• M21: 25,161,614 km (0.041 R)
• M22: 26,472,091 km (0.116 R)
• M23: 27,655,710 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.1

Radius: 7.1

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 13.06 AU - 20.6 AU

Year: 24155 Days

Day: 23.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,115,650 km

• M1: 88,412 km (0.074 R)
• M2: 461,360 km (0.09 R)
• M3: 755,469 km (0.101 R)
• M4: 1,369,269 km (0.118 R)
• M5: 2,584,303 km (0.088 R)
• M6: 3,150,830 km (0.088 R)
• M7: 3,505,976 km (0.098 R)
• M8: 5,541,105 km (0.101 R)
• M9: 6,100,601 km (0.073 R)
• M10: 6,609,683 km (0.119 R)
• M11: 7,009,707 km (0.059 R)
• M12: 7,956,512 km (0.083 R)
• M13: 8,256,606 km (0.098 R)
• M14: 9,757,820 km (0.094 R)
• M15: 10,276,775 km (0.098 R)
• M16: 12,074,643 km (0.114 R)
• M17: 13,500,609 km (0.104 R)
• M18: 16,280,587 km (0.08 R)
• M19: 21,562,887 km (0.07 R)
• M20: 22,541,856 km (0.057 R)
• M21: 24,799,288 km (0.113 R)
• M22: 26,092,113 km (0.119 R)
• M23: 28,811,353 km (0.106 R)
• M24: 34,276,762 km (0.114 R)
• M25: 42,941,620 km (0.059 R)
• M26: 47,529,338 km (0.053 R)
• M27: 52,258,875 km (0.114 R)
• M28: 59,355,648 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.4

Radius: 4.2

Gravity: 25.76 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 17.96 AU - 18.32 AU

Year: 27029 Days

Day: 17 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 81,115,650 km

• M1: 55,950 km (0.113 R)
• M2: 199,414 km (0.113 R)
• M3: 509,381 km (0.083 R)
• M4: 710,590 km (0.074 R)
• M5: 1,064,538 km (0.116 R)
• M6: 2,683,636 km (0.084 R)
• M7: 2,912,820 km (0.086 R)
• M8: 3,834,343 km (0.074 R)
• M9: 4,500,353 km (0.119 R)
• M10: 5,240,264 km (0.101 R)
• M11: 6,363,445 km (0.091 R)
• M12: 7,942,600 km (0.12 R)
• M13: 8,414,880 km (0.084 R)
• M14: 10,064,047 km (0.108 R)
• M15: 10,554,279 km (0.111 R)
• M16: 13,030,723 km (0.096 R)
• M17: 15,143,792 km (0.088 R)
• M18: 16,281,335 km (0.119 R)
• M19: 16,700,957 km (0.071 R)
• M20: 17,127,759 km (0.107 R)
• M21: 17,387,461 km (0.11 R)
• M22: 23,146,381 km (0.057 R)
• M23: 23,676,855 km (0.109 R)
• M24: 24,433,072 km (0.099 R)
• M25: 28,943,298 km (0.09 R)
• M26: 31,977,742 km (0.113 R)
• M27: 34,387,913 km (0.101 R)
• M28: 37,494,612 km (0.117 R)
• M29: 37,640,171 km (0.105 R)
• M30: 37,786,029 km (0.092 R)
• M31: 38,078,941 km (0.083 R)
• M32: 41,712,524 km (0.091 R)
• M33: 42,182,411 km (0.118 R)
• M34: 45,075,783 km (0.099 R)
• M35: 46,739,162 km (0.108 R)
• M36: 51,973,741 km (0.072 R)
• M37: 54,918,874 km (0.109 R)
• M38: 56,241,619 km (0.098 R)
• M39: 62,764,535 km (0.115 R)
• M40: 69,773,644 km (0.11 R)
• M41: 69,993,852 km (0.11 R)
• M42: 75,882,323 km (0.069 R)
• M43: 76,348,470 km (0.118 R)
• M44: 76,582,292 km (0.106 R)
• M45: 76,816,562 km (0.112 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 15,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit