🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.2

Radius: 8.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.35 AU - 2.15 AU

Year: 1570 Days

Day: 8.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,619,184 km

• M1: 105,766 km (0.118 R)
• M2: 405,859 km (0.12 R)
• M3: 773,421 km (0.1 R)
• M4: 1,381,387 km (0.115 R)
• M5: 1,726,958 km (0.116 R)
• M6: 2,007,304 km (0.065 R)
• M7: 2,798,677 km (0.086 R)
• M8: 3,125,399 km (0.103 R)
• M9: 3,670,384 km (0.088 R)
• M10: 3,973,319 km (0.081 R)
• M11: 5,411,105 km (0.043 R)
• M12: 5,862,441 km (0.115 R)
• M13: 6,297,921 km (0.098 R)
• M14: 6,628,083 km (0.098 R)
• M15: 7,970,575 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.2

Radius: 8.5

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.74 AU - 1.8 AU

Year: 1597 Days

Day: 8.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,619,184 km

• M1: 106,514 km (0.11 R)
• M2: 386,112 km (0.104 R)
• M3: 743,352 km (0.055 R)
• M4: 1,230,742 km (0.097 R)
• M5: 1,716,785 km (0.048 R)
• M6: 2,020,618 km (0.12 R)
• M7: 2,712,658 km (0.114 R)
• M8: 3,584,814 km (0.111 R)
• M9: 4,309,316 km (0.103 R)
• M10: 4,894,992 km (0.056 R)
• M11: 5,743,212 km (0.108 R)
• M12: 8,206,790 km (0.115 R)
• M13: 8,592,602 km (0.075 R)
• M14: 9,822,746 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.7

Radius: 13.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.28 AU - 2.6 AU

Year: 2585 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,619,184 km

• M1: 175,329 km (0.105 R)
• M2: 620,532 km (0.12 R)
• M3: 1,191,697 km (0.051 R)
• M4: 2,076,269 km (0.057 R)
• M5: 2,538,825 km (0.118 R)
• M6: 3,021,129 km (0.114 R)
• M7: 4,010,121 km (0.083 R)
• M8: 4,920,723 km (0.042 R)
• M9: 6,596,817 km (0.069 R)
• M10: 7,333,886 km (0.084 R)
• M11: 8,764,490 km (0.118 R)
• M12: 9,473,136 km (0.089 R)
• M13: 11,537,437 km (0.1 R)
• M14: 13,559,252 km (0.081 R)
• M15: 14,266,999 km (0.094 R)
• M16: 16,380,368 km (0.053 R)
• M17: 17,622,330 km (0.072 R)
• M18: 19,512,948 km (0.026 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 8.5

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.42 AU - 4.28 AU

Year: 5124 Days

Day: 8.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 25,619,184 km

• M1: 106,514 km (0.067 R)
• M2: 396,584 km (0.075 R)
• M3: 802,593 km (0.086 R)
• M4: 1,187,657 km (0.061 R)
• M5: 1,668,166 km (0.089 R)
• M6: 2,304,555 km (0.115 R)
• M7: 2,618,262 km (0.108 R)
• M8: 2,979,242 km (0.12 R)
• M9: 4,170,340 km (0.077 R)
• M10: 4,690,192 km (0.111 R)
• M11: 5,449,701 km (0.066 R)
• M12: 6,383,790 km (0.069 R)
• M13: 9,824,990 km (0.096 R)
• M14: 11,296,135 km (0.048 R)
• M15: 13,796,963 km (0.08 R)
• M16: 14,174,249 km (0.104 R)
• M17: 14,836,967 km (0.104 R)
• M18: 15,462,586 km (0.119 R)
• M19: 17,570,420 km (0.1 R)
• M20: 17,950,099 km (0.079 R)
• M21: 19,322,061 km (0.057 R)
• M22: 20,622,515 km (0.029 R)
• M23: 20,903,610 km (0.114 R)
• M24: 22,200,025 km (0.119 R)
• M25: 22,569,532 km (0.099 R)
• M26: 26,410,606 km (0.113 R)
• M27: 26,825,441 km (0.116 R)
• M28: 27,583,155 km (0.09 R)
• M29: 28,010,406 km (0.113 R)
• M30: 29,229,778 km (0.111 R)
• M31: 29,942,163 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.6

Radius: 11.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.2 AU - 5.34 AU

Year: 5985 Days

Day: 12.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,619,184 km

• M1: 146,905 km (0.085 R)
• M2: 673,938 km (0.112 R)
• M3: 1,371,962 km (0.115 R)
• M4: 2,030,791 km (0.08 R)
• M5: 2,476,443 km (0.071 R)
• M6: 3,066,008 km (0.054 R)
• M7: 3,590,199 km (0.118 R)
• M8: 4,198,165 km (0.09 R)
• M9: 10,272,287 km (0.095 R)
• M10: 11,499,439 km (0.109 R)
• M11: 14,471,051 km (0.113 R)
• M12: 17,397,185 km (0.085 R)
• M13: 22,035,168 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.3

Radius: 9.8

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.72 AU - 5.9 AU

Year: 7155 Days

Day: 11.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,619,184 km

• M1: 122,670 km (0.083 R)
• M2: 487,689 km (0.094 R)
• M3: 1,224,459 km (0.111 R)
• M4: 1,634,357 km (0.03 R)
• M5: 3,030,703 km (0.096 R)
• M6: 4,969,192 km (0.105 R)
• M7: 5,331,967 km (0.049 R)
• M8: 6,963,781 km (0.093 R)
• M9: 7,859,423 km (0.026 R)
• M10: 8,904,963 km (0.097 R)
• M11: 11,358,817 km (0.106 R)
• M12: 12,740,802 km (0.072 R)
• M13: 13,975,583 km (0.1 R)
• M14: 20,630,743 km (0.106 R)
• M15: 23,249,005 km (0.088 R)
• M16: 23,827,051 km (0.081 R)
• M17: 24,488,872 km (0.115 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 19,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit