🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.49 AU - 0.73 AU

Year: 181 Days

Day: 36.7 Hours

Environment

Temp: 184 °C

Axial Tilt: 177 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.52 AU - 0.82 AU

Year: 209 Days

Day: 36.4 Hours

Environment

Temp: 146 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.88 AU - 1.34 AU

Year: 445 Days

Day: 28.9 Hours

Environment

Temp: -10 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.46 AU - 3.98 AU

Year: 2732 Days

Day: 37.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43

Radius: 13.3

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.89 AU - 5.71 AU

Year: 4646 Days

Day: 12.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,197,856 km

• M1: 165,455 km (0.1 R)
• M2: 1,319,902 km (0.09 R)
• M3: 2,008,651 km (0.113 R)
• M4: 2,836,675 km (0.086 R)
• M5: 4,439,616 km (0.055 R)
• M6: 6,307,345 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.3

Radius: 8.3

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.8 AU - 6.72 AU

Year: 5964 Days

Day: 9.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,197,856 km

• M1: 103,223 km (0.098 R)
• M2: 389,702 km (0.052 R)
• M3: 804,089 km (0.114 R)
• M4: 1,074,562 km (0.112 R)
• M5: 1,418,337 km (0.117 R)
• M6: 3,181,049 km (0.086 R)
• M7: 3,808,762 km (0.048 R)
• M8: 6,038,069 km (0.098 R)
• M9: 6,865,196 km (0.039 R)
• M10: 7,202,539 km (0.077 R)
• M11: 8,395,582 km (0.107 R)
• M12: 8,821,038 km (0.071 R)
• M13: 9,715,335 km (0.031 R)
• M14: 13,531,726 km (0.113 R)
• M15: 15,111,180 km (0.108 R)
• M16: 15,567,603 km (0.099 R)
• M17: 19,090,783 km (0.107 R)
• M18: 19,759,186 km (0.108 R)
• M19: 20,931,435 km (0.101 R)
• M20: 27,159,045 km (0.11 R)
• M21: 28,780,237 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.4

Radius: 4.9

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 13.85 AU - 16.89 AU

Year: 22946 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,197,856 km

• M1: 60,886 km (0.036 R)
• M2: 676,482 km (0.104 R)
• M3: 955,631 km (0.114 R)
• M4: 1,109,717 km (0.082 R)
• M5: 1,777,821 km (0.114 R)
• M6: 2,228,559 km (0.064 R)
• M7: 2,524,614 km (0.061 R)
• M8: 3,273,949 km (0.097 R)
• M9: 3,918,417 km (0.088 R)
• M10: 4,192,480 km (0.078 R)
• M11: 5,162,922 km (0.093 R)
• M12: 5,874,858 km (0.103 R)
• M13: 6,565,252 km (0.081 R)
• M14: 6,778,280 km (0.107 R)
• M15: 9,598,050 km (0.113 R)
• M16: 9,762,159 km (0.059 R)
• M17: 11,203,534 km (0.117 R)
• M18: 11,569,600 km (0.103 R)
• M19: 14,862,698 km (0.09 R)
• M20: 15,528,558 km (0.066 R)
• M21: 16,840,532 km (0.042 R)
• M22: 21,124,416 km (0.065 R)
• M23: 21,495,568 km (0.103 R)
• M24: 22,251,038 km (0.119 R)
• M25: 22,538,714 km (0.106 R)
• M26: 24,216,455 km (0.096 R)
• M27: 25,034,156 km (0.107 R)
• M28: 30,921,132 km (0.1 R)
• M29: 31,761,573 km (0.082 R)
• M30: 32,248,663 km (0.069 R)
• M31: 46,259,551 km (0.091 R)
• M32: 52,264,410 km (0.104 R)
• M33: 54,839,737 km (0.065 R)
• M34: 58,221,696 km (0.063 R)
• M35: 59,134,243 km (0.118 R)
• M36: 64,033,573 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.6

Radius: 5.6

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 13.07 AU - 18.47 AU

Year: 23848 Days

Day: 18.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,197,856 km

• M1: 69,713 km (0.111 R)
• M2: 399,576 km (0.097 R)
• M3: 580,141 km (0.067 R)
• M4: 1,029,832 km (0.061 R)
• M5: 1,553,424 km (0.119 R)
• M6: 1,940,284 km (0.034 R)
• M7: 3,269,312 km (0.112 R)
• M8: 3,812,801 km (0.097 R)
• M9: 4,185,748 km (0.095 R)
• M10: 4,414,334 km (0.088 R)
• M11: 5,040,850 km (0.116 R)
• M12: 6,511,696 km (0.051 R)
• M13: 7,044,564 km (0.094 R)
• M14: 10,447,317 km (0.114 R)
• M15: 11,617,621 km (0.058 R)
• M16: 14,362,293 km (0.07 R)
• M17: 14,733,146 km (0.077 R)
• M18: 15,416,809 km (0.059 R)
• M19: 16,847,263 km (0.085 R)
• M20: 24,809,610 km (0.063 R)
• M21: 25,885,069 km (0.098 R)
• M22: 31,234,839 km (0.053 R)
• M23: 33,514,411 km (0.085 R)
• M24: 58,838,339 km (0.08 R)
• M25: 63,089,760 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 12,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit