🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.51 AU - 0.53 AU

Year: 135 Days

Day: 24.6 Hours

Environment

Temp: 236 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.31 AU - 1.55 AU

Year: 615 Days

Day: 24.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.33 AU - 1.87 AU

Year: 728 Days

Day: 33.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,086,414 km

• M1: 285,582 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.77 AU - 3.97 AU

Year: 2226 Days

Day: 36.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,086,414 km

• M1: 543,938 km (0.029 R)
• M2: 851,212 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.62 AU - 3.96 AU

Year: 2655 Days

Day: 38.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.38 AU - 4.58 AU

Year: 3413 Days

Day: 36.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,086,414 km

• M1: 21,841 km (0.12 R)
• M2: 970,741 km (0.039 R)

Asteroid Belt

Center: 5.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.9

Radius: 13

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.22 AU - 5.92 AU

Year: 4731 Days

Day: 6.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,086,414 km

• M1: 162,613 km (0.086 R)
• M2: 638,035 km (0.074 R)
• M3: 1,109,567 km (0.1 R)
• M4: 1,533,528 km (0.063 R)
• M5: 3,484,733 km (0.094 R)
• M6: 4,152,538 km (0.045 R)
• M7: 5,325,385 km (0.08 R)
• M8: 7,081,365 km (0.111 R)
• M9: 8,155,926 km (0.063 R)
• M10: 8,682,062 km (0.079 R)
• M11: 10,436,247 km (0.041 R)
• M12: 11,579,773 km (0.116 R)
• M13: 16,015,499 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.4

Radius: 11.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6 AU - 6.14 AU

Year: 5382 Days

Day: 14.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,086,414 km

• M1: 144,512 km (0.105 R)
• M2: 676,482 km (0.071 R)
• M3: 1,390,961 km (0.091 R)
• M4: 3,389,439 km (0.092 R)
• M5: 4,591,308 km (0.105 R)
• M6: 5,391,657 km (0.073 R)
• M7: 7,113,379 km (0.075 R)
• M8: 9,662,227 km (0.112 R)
• M9: 10,165,923 km (0.062 R)
• M10: 14,545,102 km (0.087 R)
• M11: 15,207,372 km (0.034 R)
• M12: 16,373,936 km (0.111 R)
• M13: 16,757,205 km (0.093 R)
• M14: 17,258,957 km (0.104 R)
• M15: 19,734,353 km (0.074 R)
• M16: 22,707,162 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229

Radius: 5.5

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 17.98 AU - 19.02 AU

Year: 28637 Days

Day: 18.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,086,414 km

• M1: 68,665 km (0.108 R)
• M2: 272,717 km (0.117 R)
• M3: 588,668 km (0.116 R)
• M4: 1,053,917 km (0.077 R)
• M5: 1,232,836 km (0.119 R)
• M6: 1,571,376 km (0.083 R)
• M7: 2,103,795 km (0.083 R)
• M8: 2,476,892 km (0.109 R)
• M9: 3,041,474 km (0.063 R)
• M10: 4,261,744 km (0.106 R)
• M11: 6,339,659 km (0.061 R)
• M12: 7,296,337 km (0.096 R)
• M13: 8,050,011 km (0.114 R)
• M14: 8,395,433 km (0.032 R)
• M15: 8,648,253 km (0.054 R)
• M16: 11,097,320 km (0.059 R)
• M17: 12,091,846 km (0.11 R)
• M18: 13,076,948 km (0.097 R)
• M19: 13,348,319 km (0.114 R)
• M20: 13,902,579 km (0.117 R)
• M21: 14,185,468 km (0.047 R)
• M22: 18,473,243 km (0.045 R)
• M23: 19,161,243 km (0.115 R)
• M24: 23,253,194 km (0.113 R)
• M25: 23,551,642 km (0.089 R)
• M26: 23,752,103 km (0.111 R)
• M27: 26,032,573 km (0.094 R)
• M28: 27,225,765 km (0.072 R)
• M29: 29,140,618 km (0.086 R)
• M30: 32,240,286 km (0.119 R)
• M31: 33,362,420 km (0.054 R)
• M32: 34,510,434 km (0.071 R)
• M33: 43,443,371 km (0.097 R)
• M34: 51,240,113 km (0.078 R)
• M35: 56,805,154 km (0.06 R)
• M36: 58,807,521 km (0.09 R)
• M37: 63,338,542 km (0.115 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 18,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit