🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.96 AU - 1.08 AU

Year: 367 Days

Day: 40.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,374,747 km

• M1: 68,217 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.83 AU - 1.33 AU

Year: 400 Days

Day: 23.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 34,374,747 km

• M1: 37,100 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.32 AU - 1.98 AU

Year: 755 Days

Day: 46.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.3

Radius: 9.5

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.1 AU - 7.62 AU

Year: 7117 Days

Day: 9.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,374,747 km

• M1: 121,773 km (0.073 R)
• M2: 467,643 km (0.066 R)
• M3: 990,488 km (0.119 R)
• M4: 1,364,333 km (0.088 R)
• M5: 2,370,977 km (0.115 R)
• M6: 2,952,912 km (0.047 R)
• M7: 4,531,320 km (0.111 R)
• M8: 5,670,058 km (0.114 R)
• M9: 6,014,433 km (0.116 R)
• M10: 7,060,720 km (0.065 R)
• M11: 7,386,096 km (0.106 R)
• M12: 7,835,488 km (0.101 R)
• M13: 9,039,302 km (0.085 R)
• M14: 10,316,120 km (0.087 R)
• M15: 12,166,196 km (0.077 R)
• M16: 13,278,457 km (0.074 R)
• M17: 14,806,300 km (0.095 R)
• M18: 16,385,305 km (0.079 R)
• M19: 16,701,405 km (0.085 R)
• M20: 18,073,517 km (0.06 R)
• M21: 21,339,388 km (0.111 R)
• M22: 28,191,569 km (0.084 R)
• M23: 31,865,394 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.2

Radius: 10

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.36 AU - 10.82 AU

Year: 11424 Days

Day: 11.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 34,374,747 km

• M1: 126,410 km (0.101 R)
• M2: 509,231 km (0.101 R)
• M3: 898,186 km (0.084 R)
• M4: 1,349,074 km (0.087 R)
• M5: 2,676,306 km (0.075 R)
• M6: 3,027,562 km (0.097 R)
• M7: 3,386,297 km (0.092 R)
• M8: 4,326,670 km (0.114 R)
• M9: 4,666,406 km (0.096 R)
• M10: 5,304,292 km (0.054 R)
• M11: 6,138,150 km (0.115 R)
• M12: 6,642,145 km (0.049 R)
• M13: 7,134,622 km (0.05 R)
• M14: 7,939,608 km (0.08 R)
• M15: 8,848,864 km (0.106 R)
• M16: 9,259,061 km (0.094 R)
• M17: 10,516,282 km (0.045 R)
• M18: 11,883,905 km (0.085 R)
• M19: 14,029,438 km (0.069 R)
• M20: 15,226,071 km (0.076 R)
• M21: 16,972,028 km (0.029 R)
• M22: 18,922,635 km (0.103 R)
• M23: 20,068,554 km (0.04 R)
• M24: 22,666,770 km (0.1 R)
• M25: 24,311,449 km (0.12 R)
• M26: 28,128,888 km (0.108 R)
• M27: 30,333,511 km (0.076 R)
• M28: 31,267,750 km (0.035 R)
• M29: 35,882,695 km (0.052 R)
• M30: 39,689,661 km (0.032 R)
• M31: 42,586,624 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443

Radius: 10.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 9.33 AU - 11.37 AU

Year: 11869 Days

Day: 12.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,374,747 km

• M1: 125,961 km (0.099 R)
• M2: 841,039 km (0.1 R)
• M3: 3,069,300 km (0.036 R)
• M4: 3,992,917 km (0.094 R)
• M5: 4,320,387 km (0.089 R)
• M6: 4,906,212 km (0.109 R)
• M7: 6,023,109 km (0.08 R)
• M8: 10,800,069 km (0.117 R)
• M9: 15,952,519 km (0.1 R)
• M10: 16,641,566 km (0.12 R)
• M11: 17,207,046 km (0.109 R)
• M12: 19,364,696 km (0.104 R)
• M13: 21,447,099 km (0.111 R)
• M14: 23,586,348 km (0.086 R)
• M15: 24,390,138 km (0.07 R)
• M16: 29,704,153 km (0.118 R)
• M17: 32,684,592 km (0.077 R)
• M18: 35,625,686 km (0.118 R)
• M19: 36,446,679 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.2

Radius: 4.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.77 AU - 14.97 AU

Year: 17426 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,374,747 km

• M1: 51,013 km (0.063 R)
• M2: 355,445 km (0.066 R)
• M3: 804,537 km (0.109 R)
• M4: 1,639,144 km (0.116 R)
• M5: 2,364,993 km (0.093 R)
• M6: 2,630,529 km (0.065 R)
• M7: 3,199,599 km (0.103 R)
• M8: 4,712,034 km (0.119 R)
• M9: 5,887,125 km (0.053 R)
• M10: 7,957,410 km (0.1 R)
• M11: 8,152,336 km (0.07 R)
• M12: 10,513,589 km (0.044 R)
• M13: 12,492,170 km (0.112 R)
• M14: 12,915,682 km (0.1 R)
• M15: 16,591,301 km (0.119 R)
• M16: 19,254,293 km (0.113 R)
• M17: 22,966,415 km (0.087 R)
• M18: 30,418,483 km (0.096 R)
• M19: 32,158,905 km (0.102 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 19,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit