🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.67 AU - 1.01 AU

Year: 292 Days

Day: 31.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.8 AU - 1.26 AU

Year: 396 Days

Day: 21.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.11 AU - 1.51 AU

Year: 568 Days

Day: 41 Hours

Environment

Temp: -41 °C

Axial Tilt: 143.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.02 AU - 1.68 AU

Year: 594 Days

Day: 46 Hours

Environment

Temp: -48 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,054,703 km

• M1: 33,959 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.13 AU - 1.75 AU

Year: 654 Days

Day: 36.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 78 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.7

Radius: 8.5

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.89 AU - 4.67 AU

Year: 3354 Days

Day: 9.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,054,703 km

• M1: 105,766 km (0.108 R)
• M2: 845,078 km (0.108 R)
• M3: 1,690,755 km (0.105 R)
• M4: 2,193,703 km (0.105 R)
• M5: 3,528,864 km (0.026 R)
• M6: 4,081,628 km (0.119 R)
• M7: 5,254,326 km (0.082 R)
• M8: 8,135,431 km (0.118 R)
• M9: 11,677,011 km (0.097 R)
• M10: 12,786,429 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274

Radius: 13.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.14 AU - 8.28 AU

Year: 8910 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,054,703 km

• M1: 163,211 km (0.076 R)
• M2: 590,612 km (0.111 R)
• M3: 1,546,094 km (0.089 R)
• M4: 2,093,024 km (0.068 R)
• M5: 3,127,942 km (0.096 R)
• M6: 3,694,319 km (0.108 R)
• M7: 4,181,560 km (0.097 R)
• M8: 4,738,064 km (0.103 R)
• M9: 5,315,063 km (0.057 R)
• M10: 5,846,584 km (0.098 R)
• M11: 6,381,097 km (0.071 R)
• M12: 7,368,294 km (0.073 R)
• M13: 7,805,718 km (0.115 R)
• M14: 9,264,746 km (0.087 R)
• M15: 10,125,532 km (0.092 R)
• M16: 11,371,383 km (0.07 R)
• M17: 12,768,926 km (0.096 R)
• M18: 14,166,320 km (0.087 R)
• M19: 15,191,963 km (0.092 R)
• M20: 15,842,714 km (0.112 R)
• M21: 17,455,080 km (0.045 R)
• M22: 18,835,120 km (0.06 R)
• M23: 21,589,366 km (0.032 R)
• M24: 25,915,438 km (0.048 R)
• M25: 27,709,415 km (0.086 R)
• M26: 28,503,182 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.5

Radius: 6.4

Gravity: 17.66 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.89 AU - 14.47 AU

Year: 16100 Days

Day: 16.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,054,703 km

• M1: 87,515 km (0.069 R)
• M2: 301,141 km (0.108 R)
• M3: 631,602 km (0.045 R)
• M4: 959,970 km (0.11 R)
• M5: 1,340,098 km (0.056 R)
• M6: 1,852,022 km (0.093 R)
• M7: 2,153,013 km (0.059 R)
• M8: 2,464,625 km (0.084 R)
• M9: 2,877,964 km (0.111 R)
• M10: 4,334,000 km (0.076 R)
• M11: 4,595,048 km (0.032 R)
• M12: 5,784,800 km (0.091 R)
• M13: 11,591,292 km (0.03 R)
• M14: 11,904,550 km (0.093 R)
• M15: 13,012,472 km (0.087 R)
• M16: 13,214,878 km (0.101 R)
• M17: 18,387,822 km (0.087 R)
• M18: 21,045,877 km (0.107 R)
• M19: 23,748,213 km (0.092 R)
• M20: 29,018,247 km (0.07 R)
• M21: 30,418,333 km (0.118 R)
• M22: 31,985,222 km (0.094 R)
• M23: 34,628,616 km (0.093 R)
• M24: 35,541,313 km (0.093 R)
• M25: 40,776,640 km (0.112 R)
• M26: 41,794,055 km (0.108 R)
• M27: 42,087,865 km (0.12 R)
• M28: 43,577,411 km (0.105 R)
• M29: 53,604,657 km (0.038 R)
• M30: 58,597,336 km (0.057 R)
• M31: 58,965,347 km (0.109 R)
• M32: 65,262,669 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 17,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit