🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.8

Radius: 13.4

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.77 AU - 0.97 AU

Year: 570 Days

Day: 9.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,996,978 km

• M1: 166,652 km (0.112 R)
• M2: 650,900 km (0.073 R)
• M3: 1,092,812 km (0.107 R)
• M4: 1,512,584 km (0.112 R)
• M5: 2,433,359 km (0.061 R)
• M6: 3,216,953 km (0.119 R)
• M7: 3,828,509 km (0.109 R)
• M8: 4,619,732 km (0.075 R)
• M9: 5,046,983 km (0.103 R)
• M10: 5,618,298 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.3

Radius: 14.1

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.8 AU - 0.96 AU

Year: 580 Days

Day: 5.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,996,978 km

• M1: 175,329 km (0.066 R)
• M2: 643,420 km (0.103 R)
• M3: 1,198,877 km (0.086 R)
• M4: 1,803,253 km (0.03 R)
• M5: 2,254,739 km (0.049 R)
• M6: 2,907,135 km (0.109 R)
• M7: 4,422,711 km (0.112 R)
• M8: 4,902,472 km (0.047 R)
• M9: 5,743,212 km (0.111 R)
• M10: 6,515,436 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.8

Radius: 12.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.98 AU - 1.26 AU

Year: 833 Days

Day: 11.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,996,978 km

• M1: 262,395 km (0.042 R)
• M2: 762,800 km (0.115 R)
• M3: 1,482,664 km (0.028 R)
• M4: 1,932,505 km (0.113 R)
• M5: 2,356,466 km (0.069 R)
• M6: 3,197,654 km (0.087 R)
• M7: 3,751,316 km (0.096 R)
• M8: 4,330,410 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.2

Radius: 12.8

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.67 AU - 2.01 AU

Year: 1754 Days

Day: 7.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,996,978 km

• M1: 159,172 km (0.098 R)
• M2: 846,724 km (0.109 R)
• M3: 1,454,540 km (0.067 R)
• M4: 2,034,681 km (0.072 R)
• M5: 2,555,431 km (0.103 R)
• M6: 3,047,009 km (0.105 R)
• M7: 3,536,793 km (0.12 R)
• M8: 4,096,738 km (0.047 R)
• M9: 4,637,235 km (0.07 R)
• M10: 5,352,761 km (0.085 R)
• M11: 8,523,638 km (0.092 R)
• M12: 9,630,812 km (0.12 R)
• M13: 10,152,609 km (0.085 R)
• M14: 10,727,663 km (0.037 R)
• M15: 12,816,349 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.2

Radius: 9

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.48 AU - 2.3 AU

Year: 1826 Days

Day: 14.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,996,978 km

• M1: 111,899 km (0.097 R)
• M2: 472,131 km (0.096 R)
• M3: 776,712 km (0.119 R)
• M4: 1,275,771 km (0.107 R)
• M5: 1,908,570 km (0.081 R)
• M6: 2,245,464 km (0.101 R)
• M7: 2,551,691 km (0.117 R)
• M8: 3,119,564 km (0.048 R)
• M9: 4,011,467 km (0.057 R)
• M10: 5,041,897 km (0.032 R)
• M11: 6,036,274 km (0.111 R)
• M12: 6,660,247 km (0.066 R)
• M13: 8,440,312 km (0.101 R)
• M14: 10,700,736 km (0.108 R)
• M15: 11,614,330 km (0.038 R)
• M16: 12,373,838 km (0.087 R)
• M17: 12,661,814 km (0.094 R)
• M18: 13,294,164 km (0.054 R)
• M19: 13,991,590 km (0.114 R)
• M20: 14,851,329 km (0.054 R)
• M21: 16,825,871 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.4

Radius: 3.2

Gravity: 55.7 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.88 AU - 6.92 AU

Year: 12740 Days

Day: 20.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,996,978 km

• M1: 39,793 km (0.101 R)
• M2: 188,194 km (0.087 R)
• M3: 375,042 km (0.062 R)
• M4: 667,506 km (0.096 R)
• M5: 938,727 km (0.051 R)
• M6: 1,141,133 km (0.097 R)
• M7: 1,318,107 km (0.087 R)
• M8: 1,874,611 km (0.111 R)
• M9: 2,066,545 km (0.033 R)
• M10: 2,290,942 km (0.113 R)
• M11: 2,722,232 km (0.096 R)
• M12: 3,583,916 km (0.063 R)
• M13: 4,133,838 km (0.096 R)
• M14: 4,833,358 km (0.115 R)
• M15: 5,433,395 km (0.093 R)
• M16: 5,573,119 km (0.095 R)
• M17: 6,819,569 km (0.054 R)
• M18: 12,001,040 km (0.097 R)
• M19: 17,210,786 km (0.107 R)
• M20: 19,641,752 km (0.102 R)
• M21: 21,937,181 km (0.117 R)
• M22: 22,470,647 km (0.077 R)
• M23: 25,559,395 km (0.048 R)
• M24: 26,548,386 km (0.062 R)
• M25: 29,776,110 km (0.097 R)
• M26: 36,251,753 km (0.082 R)
• M27: 36,623,055 km (0.091 R)
• M28: 39,422,928 km (0.069 R)
• M29: 43,326,984 km (0.118 R)
• M30: 47,333,514 km (0.109 R)
• M31: 50,803,736 km (0.096 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 19,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit