🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.74 AU - 0.92 AU

Year: 285 Days

Day: 45.1 Hours

Environment

Temp: 81 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.11 AU - 1.11 AU

Year: 441 Days

Day: 39.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.31 AU - 1.81 AU

Year: 734 Days

Day: 25.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.72 AU - 2.02 AU

Year: 963 Days

Day: 31.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.5

Radius: 9.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.77 AU - 5.03 AU

Year: 4086 Days

Day: 8.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,401,591 km

• M1: 125,812 km (0.098 R)
• M2: 1,564,345 km (0.088 R)
• M3: 3,218,149 km (0.028 R)
• M4: 4,213,125 km (0.115 R)
• M5: 7,050,099 km (0.101 R)
• M6: 10,224,117 km (0.092 R)
• M7: 12,264,781 km (0.12 R)
• M8: 12,636,383 km (0.116 R)
• M9: 13,229,538 km (0.117 R)
• M10: 15,215,151 km (0.083 R)
• M11: 17,288,577 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841

Radius: 12

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.96 AU - 7.22 AU

Year: 6373 Days

Day: 7.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,401,591 km

• M1: 149,299 km (0.079 R)
• M2: 536,159 km (0.106 R)
• M3: 1,960,181 km (0.089 R)
• M4: 3,159,507 km (0.114 R)
• M5: 6,278,174 km (0.098 R)
• M6: 7,613,185 km (0.101 R)
• M7: 8,450,634 km (0.094 R)
• M8: 14,637,104 km (0.086 R)
• M9: 15,121,353 km (0.12 R)
• M10: 16,638,574 km (0.082 R)
• M11: 20,948,489 km (0.12 R)
• M12: 26,392,954 km (0.038 R)
• M13: 29,920,771 km (0.119 R)
• M14: 31,696,797 km (0.085 R)
• M15: 35,457,837 km (0.119 R)
• M16: 37,445,544 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.4

Radius: 7

Gravity: 15.6 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 12.71 AU - 13.33 AU

Year: 17699 Days

Day: 19.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 56,401,591 km

• M1: 87,216 km (0.113 R)
• M2: 539,749 km (0.079 R)
• M3: 809,175 km (0.054 R)
• M4: 1,168,659 km (0.06 R)
• M5: 1,733,839 km (0.106 R)
• M6: 2,029,295 km (0.112 R)
• M7: 2,674,511 km (0.085 R)
• M8: 3,562,524 km (0.105 R)
• M9: 4,985,648 km (0.046 R)
• M10: 11,151,025 km (0.073 R)
• M11: 12,307,866 km (0.075 R)
• M12: 14,708,163 km (0.094 R)
• M13: 16,417,469 km (0.042 R)
• M14: 19,493,351 km (0.106 R)
• M15: 20,881,170 km (0.106 R)
• M16: 21,262,196 km (0.077 R)
• M17: 22,732,144 km (0.108 R)
• M18: 25,764,044 km (0.095 R)
• M19: 27,661,095 km (0.101 R)
• M20: 28,236,448 km (0.027 R)
• M21: 29,173,380 km (0.095 R)
• M22: 33,387,402 km (0.054 R)
• M23: 36,594,930 km (0.086 R)
• M24: 42,387,509 km (0.115 R)
• M25: 43,614,960 km (0.094 R)
• M26: 49,601,717 km (0.118 R)
• M27: 54,121,368 km (0.077 R)
• M28: 56,113,563 km (0.037 R)
• M29: 62,579,332 km (0.109 R)
• M30: 63,371,304 km (0.095 R)
• M31: 65,583,407 km (0.1 R)
• M32: 68,263,304 km (0.082 R)
• M33: 69,524,563 km (0.091 R)
• M34: 71,015,456 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.8

Radius: 6.5

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 11.69 AU - 18.67 AU

Year: 22281 Days

Day: 15.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,401,591 km

• M1: 93,050 km (0.107 R)
• M2: 473,328 km (0.119 R)
• M3: 971,489 km (0.066 R)
• M4: 2,217,190 km (0.118 R)
• M5: 3,525,573 km (0.044 R)
• M6: 4,621,527 km (0.115 R)
• M7: 7,640,113 km (0.096 R)
• M8: 12,864,519 km (0.113 R)
• M9: 16,944,352 km (0.062 R)
• M10: 17,402,122 km (0.113 R)
• M11: 17,946,658 km (0.096 R)
• M12: 19,564,858 km (0.089 R)
• M13: 30,569,726 km (0.107 R)
• M14: 34,425,312 km (0.108 R)
• M15: 38,070,713 km (0.119 R)
• M16: 38,987,599 km (0.048 R)
• M17: 40,593,681 km (0.042 R)
• M18: 45,236,900 km (0.059 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 14,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit