🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.7 AU - 0.74 AU

Year: 213 Days

Day: 12.9 Hours

Environment

Temp: 218 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,754,356 km

• M1: 236,514 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.1 AU - 1.32 AU

Year: 464 Days

Day: 45.2 Hours

Environment

Temp: 40 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 21,754,356 km

• M1: 401,969 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.2 AU - 3.1 AU

Year: 1502 Days

Day: 43.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.07 AU - 3.49 AU

Year: 2069 Days

Day: 43.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,754,356 km

• M1: 564,882 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.84 AU - 5.58 AU

Year: 4141 Days

Day: 19.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,754,356 km

• M1: 4,605,520 km (0.115 R)

Asteroid Belt

Center: 6.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.1

Radius: 13.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.64 AU - 8.04 AU

Year: 6230 Days

Day: 12.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 21,754,356 km

• M1: 170,392 km (0.083 R)
• M2: 854,802 km (0.09 R)
• M3: 1,392,607 km (0.055 R)
• M4: 1,935,497 km (0.06 R)
• M5: 3,908,394 km (0.09 R)
• M6: 5,148,560 km (0.075 R)
• M7: 6,569,142 km (0.055 R)
• M8: 8,355,191 km (0.119 R)
• M9: 8,920,371 km (0.108 R)
• M10: 9,467,900 km (0.115 R)
• M11: 10,537,973 km (0.071 R)
• M12: 11,054,684 km (0.065 R)
• M13: 11,637,667 km (0.111 R)
• M14: 12,865,417 km (0.086 R)
• M15: 14,983,274 km (0.058 R)
• M16: 18,112,263 km (0.038 R)
• M17: 18,992,347 km (0.107 R)
• M18: 19,547,954 km (0.101 R)
• M19: 20,042,973 km (0.118 R)
• M20: 20,984,542 km (0.099 R)
• M21: 24,309,953 km (0.105 R)
• M22: 24,965,192 km (0.035 R)
• M23: 27,705,226 km (0.12 R)
• M24: 31,501,272 km (0.097 R)
• M25: 33,473,272 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.6

Radius: 8.3

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.32 AU - 8.88 AU

Year: 7296 Days

Day: 7.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 177.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 21,754,356 km

• M1: 103,372 km (0.09 R)
• M2: 412,741 km (0.096 R)
• M3: 839,543 km (0.044 R)
• M4: 1,106,426 km (0.103 R)
• M5: 1,691,653 km (0.088 R)
• M6: 1,984,117 km (0.112 R)
• M7: 2,691,864 km (0.079 R)
• M8: 3,992,468 km (0.085 R)
• M9: 4,516,061 km (0.12 R)
• M10: 5,204,211 km (0.051 R)
• M11: 6,468,762 km (0.099 R)
• M12: 6,859,960 km (0.084 R)
• M13: 8,088,009 km (0.112 R)
• M14: 8,626,561 km (0.059 R)
• M15: 9,775,323 km (0.032 R)
• M16: 10,628,330 km (0.062 R)
• M17: 10,973,004 km (0.084 R)
• M18: 11,789,210 km (0.066 R)
• M19: 13,484,902 km (0.104 R)
• M20: 13,830,922 km (0.113 R)
• M21: 15,274,840 km (0.084 R)
• M22: 15,714,209 km (0.061 R)
• M23: 16,883,017 km (0.102 R)
• M24: 19,612,281 km (0.034 R)
• M25: 20,281,582 km (0.107 R)
• M26: 21,665,661 km (0.055 R)
• M27: 25,487,139 km (0.079 R)
• M28: 27,741,579 km (0.052 R)
• M29: 28,114,227 km (0.086 R)
• M30: 30,125,570 km (0.059 R)
• M31: 32,333,785 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 10.9

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.15 AU - 11.45 AU

Year: 10684 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,754,356 km

• M1: 135,685 km (0.068 R)
• M2: 605,123 km (0.112 R)
• M3: 992,731 km (0.098 R)
• M4: 1,539,960 km (0.108 R)
• M5: 1,964,669 km (0.068 R)
• M6: 2,757,687 km (0.06 R)
• M7: 3,993,515 km (0.09 R)
• M8: 4,397,429 km (0.052 R)
• M9: 4,781,896 km (0.116 R)
• M10: 5,438,930 km (0.099 R)
• M11: 6,493,146 km (0.119 R)
• M12: 9,002,949 km (0.101 R)
• M13: 9,700,824 km (0.066 R)
• M14: 11,497,494 km (0.05 R)
• M15: 15,120,754 km (0.106 R)
• M16: 16,860,278 km (0.082 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 11,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit