🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.76 AU - 0.82 AU

Year: 246 Days

Day: 14.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.95 AU - 1.27 AU

Year: 409 Days

Day: 29.3 Hours

Environment

Temp: 37 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.23 AU - 1.29 AU

Year: 495 Days

Day: 18.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,840,410 km

• M1: 714,779 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.26 AU - 3.46 AU

Year: 1692 Days

Day: 31.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,840,410 km

• M1: 263,292 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.95 AU - 5.31 AU

Year: 3485 Days

Day: 41.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.9 AU - 6.3 AU

Year: 4029 Days

Day: 35.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 17.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.6

Radius: 3

Gravity: 91.4 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 13.01 AU - 21.41 AU

Year: 24977 Days

Day: 18.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 54,840,410 km

• M1: 37,399 km (0.098 R)
• M2: 155,432 km (0.06 R)
• M3: 386,411 km (0.107 R)
• M4: 593,305 km (0.097 R)
• M5: 810,072 km (0.052 R)
• M6: 1,317,209 km (0.076 R)
• M7: 1,610,271 km (0.04 R)
• M8: 2,008,501 km (0.107 R)
• M9: 2,594,027 km (0.045 R)
• M10: 3,406,493 km (0.048 R)
• M11: 3,562,075 km (0.093 R)
• M12: 4,091,651 km (0.046 R)
• M13: 5,992,741 km (0.073 R)
• M14: 7,033,194 km (0.058 R)
• M15: 7,183,690 km (0.107 R)
• M16: 7,861,518 km (0.089 R)
• M17: 8,467,239 km (0.111 R)
• M18: 11,756,597 km (0.102 R)
• M19: 12,620,824 km (0.114 R)
• M20: 22,926,622 km (0.043 R)
• M21: 23,368,833 km (0.078 R)
• M22: 24,845,663 km (0.098 R)
• M23: 36,810,052 km (0.073 R)
• M24: 37,416,073 km (0.079 R)
• M25: 38,804,192 km (0.092 R)
• M26: 41,846,564 km (0.074 R)
• M27: 46,086,616 km (0.057 R)
• M28: 50,977,718 km (0.05 R)
• M29: 52,300,014 km (0.095 R)
• M30: 55,407,760 km (0.081 R)
• M31: 58,636,381 km (0.051 R)
• M32: 65,023,612 km (0.102 R)
• M33: 69,299,718 km (0.111 R)
• M34: 73,759,380 km (0.095 R)
• M35: 79,661,016 km (0.043 R)
• M36: 79,913,537 km (0.087 R)
• M37: 81,439,734 km (0.12 R)
• M38: 89,635,903 km (0.089 R)
• M39: 91,559,731 km (0.097 R)
• M40: 92,950,543 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.2

Radius: 4.3

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 16.59 AU - 23.23 AU

Year: 31080 Days

Day: 20.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,840,410 km

• M1: 55,202 km (0.057 R)
• M2: 213,626 km (0.06 R)
• M3: 453,431 km (0.116 R)
• M4: 590,463 km (0.09 R)
• M5: 889,210 km (0.069 R)
• M6: 1,592,619 km (0.104 R)
• M7: 3,586,160 km (0.071 R)
• M8: 3,997,704 km (0.114 R)
• M9: 5,962,223 km (0.119 R)
• M10: 6,779,327 km (0.064 R)
• M11: 8,256,306 km (0.119 R)
• M12: 10,965,823 km (0.048 R)
• M13: 11,305,560 km (0.111 R)
• M14: 14,550,637 km (0.098 R)
• M15: 15,948,180 km (0.099 R)
• M16: 16,828,264 km (0.102 R)
• M17: 18,366,280 km (0.065 R)
• M18: 19,745,273 km (0.096 R)
• M19: 20,587,958 km (0.093 R)
• M20: 22,074,961 km (0.109 R)
• M21: 22,344,536 km (0.086 R)
• M22: 23,445,128 km (0.099 R)
• M23: 27,685,779 km (0.063 R)
• M24: 35,512,440 km (0.104 R)
• M25: 39,199,728 km (0.101 R)
• M26: 46,582,832 km (0.062 R)
• M27: 47,472,790 km (0.112 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 12,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit