🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.1

Radius: 13

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.12 AU - 1.42 AU

Year: 939 Days

Day: 13.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,798,112 km

• M1: 161,715 km (0.098 R)
• M2: 639,830 km (0.111 R)
• M3: 1,199,625 km (0.076 R)
• M4: 1,717,982 km (0.095 R)
• M5: 2,264,613 km (0.058 R)
• M6: 2,985,824 km (0.111 R)
• M7: 3,616,529 km (0.107 R)
• M8: 4,090,305 km (0.092 R)
• M9: 4,589,363 km (0.107 R)
• M10: 5,252,381 km (0.117 R)
• M11: 5,824,443 km (0.099 R)
• M12: 6,335,919 km (0.096 R)
• M13: 6,792,043 km (0.085 R)
• M14: 7,203,586 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.8

Radius: 10.4

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.28 AU - 1.73 AU

Year: 1205 Days

Day: 13.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,798,112 km

• M1: 129,402 km (0.077 R)
• M2: 453,880 km (0.103 R)
• M3: 848,370 km (0.069 R)
• M4: 1,178,233 km (0.108 R)
• M5: 1,578,856 km (0.092 R)
• M6: 1,986,809 km (0.068 R)
• M7: 2,476,892 km (0.088 R)
• M8: 2,991,209 km (0.103 R)
• M9: 3,749,222 km (0.085 R)
• M10: 5,859,300 km (0.11 R)
• M11: 6,514,688 km (0.12 R)
• M12: 8,353,545 km (0.038 R)
• M13: 9,757,222 km (0.05 R)
• M14: 10,743,670 km (0.071 R)
• M15: 11,346,251 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.6

Radius: 9.2

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.54 AU - 2.22 AU

Year: 1691 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,798,112 km

• M1: 114,442 km (0.091 R)
• M2: 401,820 km (0.069 R)
• M3: 742,454 km (0.115 R)
• M4: 1,376,001 km (0.086 R)
• M5: 1,710,652 km (0.078 R)
• M6: 2,209,112 km (0.106 R)
• M7: 2,772,797 km (0.11 R)
• M8: 3,446,436 km (0.081 R)
• M9: 3,777,047 km (0.062 R)
• M10: 4,442,010 km (0.066 R)
• M11: 5,116,546 km (0.094 R)
• M12: 6,078,461 km (0.111 R)
• M13: 6,828,544 km (0.11 R)
• M14: 7,638,916 km (0.094 R)
• M15: 8,022,485 km (0.04 R)
• M16: 9,152,099 km (0.073 R)
• M17: 9,551,226 km (0.095 R)
• M18: 10,929,321 km (0.083 R)
• M19: 11,455,008 km (0.084 R)
• M20: 13,641,830 km (0.106 R)
• M21: 14,384,284 km (0.048 R)
• M22: 15,902,104 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 12.4

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.3 AU - 3.36 AU

Year: 3986 Days

Day: 12.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,798,112 km

• M1: 154,385 km (0.1 R)
• M2: 591,061 km (0.081 R)
• M3: 1,076,955 km (0.092 R)
• M4: 1,821,055 km (0.114 R)
• M5: 2,229,008 km (0.089 R)
• M6: 2,853,579 km (0.115 R)
• M7: 4,222,101 km (0.026 R)
• M8: 4,947,501 km (0.117 R)
• M9: 5,352,612 km (0.111 R)
• M10: 5,936,343 km (0.109 R)
• M11: 7,629,641 km (0.093 R)
• M12: 8,074,994 km (0.092 R)
• M13: 9,371,858 km (0.106 R)
• M14: 10,221,574 km (0.064 R)
• M15: 11,365,399 km (0.093 R)
• M16: 12,592,850 km (0.1 R)
• M17: 15,111,031 km (0.06 R)
• M18: 15,662,448 km (0.11 R)
• M19: 17,616,346 km (0.086 R)
• M20: 19,846,701 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.5

Radius: 4.6

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.17 AU - 9.19 AU

Year: 13962 Days

Day: 21.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,798,112 km

• M1: 57,146 km (0.114 R)
• M2: 281,992 km (0.086 R)
• M3: 445,502 km (0.037 R)
• M4: 771,925 km (0.114 R)
• M5: 1,072,168 km (0.101 R)
• M6: 1,292,226 km (0.089 R)
• M7: 1,730,997 km (0.096 R)
• M8: 2,687,825 km (0.119 R)
• M9: 3,186,734 km (0.086 R)
• M10: 3,350,095 km (0.105 R)
• M11: 3,593,341 km (0.095 R)
• M12: 3,953,573 km (0.094 R)
• M13: 4,990,435 km (0.098 R)
• M14: 6,232,546 km (0.048 R)
• M15: 6,378,105 km (0.069 R)
• M16: 6,563,307 km (0.095 R)
• M17: 7,750,666 km (0.108 R)
• M18: 11,386,044 km (0.105 R)
• M19: 12,104,263 km (0.092 R)
• M20: 14,759,176 km (0.039 R)
• M21: 14,953,205 km (0.07 R)
• M22: 18,442,575 km (0.12 R)
• M23: 19,508,909 km (0.08 R)
• M24: 20,696,267 km (0.039 R)
• M25: 22,015,122 km (0.116 R)
• M26: 22,268,391 km (0.097 R)
• M27: 25,462,306 km (0.099 R)
• M28: 26,305,888 km (0.104 R)
• M29: 27,753,098 km (0.09 R)
• M30: 27,949,969 km (0.106 R)
• M31: 33,848,912 km (0.108 R)
• M32: 44,979,741 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 14,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit