🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.2

Radius: 12.1

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.03 AU - 2.67 AU

Year: 2443 Days

Day: 13.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,813,764 km

• M1: 154,385 km (0.082 R)
• M2: 648,058 km (0.094 R)
• M3: 1,171,800 km (0.096 R)
• M4: 1,760,767 km (0.118 R)
• M5: 2,454,153 km (0.085 R)
• M6: 4,008,026 km (0.109 R)
• M7: 5,559,954 km (0.111 R)
• M8: 5,950,555 km (0.12 R)
• M9: 6,443,479 km (0.105 R)
• M10: 7,418,409 km (0.082 R)
• M11: 9,771,733 km (0.059 R)
• M12: 10,616,811 km (0.087 R)
• M13: 11,097,918 km (0.072 R)
• M14: 11,719,796 km (0.108 R)
• M15: 12,147,198 km (0.12 R)
• M16: 13,124,371 km (0.094 R)
• M17: 13,772,878 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 8.7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.35 AU - 3.83 AU

Year: 3684 Days

Day: 10.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 122.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,813,764 km

• M1: 108,458 km (0.072 R)
• M2: 629,957 km (0.119 R)
• M3: 1,027,438 km (0.081 R)
• M4: 1,822,102 km (0.07 R)
• M5: 2,231,551 km (0.085 R)
• M6: 2,602,405 km (0.059 R)
• M7: 3,522,282 km (0.064 R)
• M8: 4,027,175 km (0.071 R)
• M9: 5,988,403 km (0.071 R)
• M10: 7,154,518 km (0.111 R)
• M11: 7,552,449 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.7

Radius: 13.5

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.48 AU - 3.88 AU

Year: 4788 Days

Day: 13.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,813,764 km

• M1: 170,093 km (0.099 R)
• M2: 623,973 km (0.086 R)
• M3: 1,559,707 km (0.105 R)
• M4: 2,181,735 km (0.091 R)
• M5: 2,890,829 km (0.04 R)
• M6: 3,383,006 km (0.107 R)
• M7: 3,816,990 km (0.114 R)
• M8: 4,337,441 km (0.031 R)
• M9: 5,151,702 km (0.089 R)
• M10: 6,382,743 km (0.096 R)
• M11: 7,015,991 km (0.095 R)
• M12: 7,987,778 km (0.067 R)
• M13: 9,589,972 km (0.073 R)
• M14: 10,972,256 km (0.105 R)
• M15: 12,031,110 km (0.104 R)
• M16: 13,209,791 km (0.101 R)
• M17: 16,646,204 km (0.111 R)
• M18: 18,570,481 km (0.081 R)
• M19: 19,243,672 km (0.065 R)
• M20: 20,496,404 km (0.055 R)
• M21: 22,100,542 km (0.039 R)
• M22: 22,552,178 km (0.081 R)
• M23: 25,393,191 km (0.062 R)
• M24: 26,055,461 km (0.047 R)
• M25: 27,936,505 km (0.112 R)
• M26: 28,731,468 km (0.075 R)
• M27: 30,366,872 km (0.1 R)
• M28: 32,352,185 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.3

Radius: 13.4

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.28 AU - 5.14 AU

Year: 6933 Days

Day: 10.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,813,764 km

• M1: 166,802 km (0.068 R)
• M2: 754,871 km (0.072 R)
• M3: 1,352,066 km (0.098 R)
• M4: 2,080,158 km (0.034 R)
• M5: 2,836,974 km (0.079 R)
• M6: 5,016,166 km (0.12 R)
• M7: 6,010,394 km (0.086 R)
• M8: 6,875,219 km (0.086 R)
• M9: 9,513,826 km (0.119 R)
• M10: 11,905,597 km (0.076 R)
• M11: 12,331,053 km (0.036 R)
• M12: 13,726,951 km (0.031 R)
• M13: 15,791,102 km (0.12 R)
• M14: 16,830,957 km (0.115 R)
• M15: 19,119,356 km (0.05 R)
• M16: 20,755,657 km (0.064 R)
• M17: 21,765,593 km (0.097 R)
• M18: 23,382,895 km (0.117 R)
• M19: 26,674,198 km (0.09 R)
• M20: 27,312,532 km (0.109 R)
• M21: 32,584,660 km (0.047 R)
• M22: 34,806,189 km (0.098 R)
• M23: 35,240,621 km (0.103 R)
• M24: 36,901,756 km (0.119 R)
• M25: 38,037,802 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.7

Radius: 7.7

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.68 AU - 5.68 AU

Year: 9182 Days

Day: 16.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,813,764 km

• M1: 95,743 km (0.051 R)
• M2: 365,168 km (0.086 R)
• M3: 917,484 km (0.104 R)
• M4: 1,194,838 km (0.068 R)
• M5: 1,737,729 km (0.038 R)
• M6: 4,719,514 km (0.084 R)
• M7: 5,604,086 km (0.098 R)
• M8: 5,853,017 km (0.099 R)
• M9: 7,587,754 km (0.118 R)
• M10: 9,321,743 km (0.105 R)
• M11: 10,163,979 km (0.116 R)
• M12: 11,887,496 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.5

Radius: 6.6

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.7 AU - 7.16 AU

Year: 9794 Days

Day: 18.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,813,764 km

• M1: 86,468 km (0.105 R)
• M2: 310,864 km (0.096 R)
• M3: 750,233 km (0.081 R)
• M4: 1,176,288 km (0.111 R)
• M5: 1,603,540 km (0.091 R)
• M6: 2,397,755 km (0.098 R)
• M7: 2,726,421 km (0.114 R)
• M8: 2,982,234 km (0.092 R)
• M9: 4,272,515 km (0.085 R)
• M10: 8,626,112 km (0.055 R)
• M11: 9,984,461 km (0.104 R)
• M12: 15,087,693 km (0.116 R)
• M13: 16,206,386 km (0.093 R)
• M14: 17,446,253 km (0.041 R)
• M15: 19,030,046 km (0.065 R)
• M16: 19,315,030 km (0.119 R)
• M17: 19,602,856 km (0.095 R)
• M18: 19,893,375 km (0.095 R)
• M19: 22,165,617 km (0.111 R)
• M20: 24,103,508 km (0.076 R)
• M21: 25,199,163 km (0.12 R)
• M22: 27,128,078 km (0.094 R)
• M23: 30,010,380 km (0.095 R)
• M24: 31,080,304 km (0.05 R)
• M25: 32,377,168 km (0.098 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: 481 - 13,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit