🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 8.8

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.75 AU - 0.97 AU

Year: 532 Days

Day: 8.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,844,527 km

• M1: 109,506 km (0.107 R)
• M2: 387,458 km (0.108 R)
• M3: 775,515 km (0.104 R)
• M4: 1,123,480 km (0.097 R)
• M5: 1,398,590 km (0.034 R)
• M6: 1,940,733 km (0.054 R)
• M7: 2,411,966 km (0.055 R)
• M8: 2,889,483 km (0.103 R)
• M9: 3,557,587 km (0.104 R)
• M10: 4,033,907 km (0.096 R)
• M11: 4,354,794 km (0.101 R)
• M12: 4,900,377 km (0.063 R)
• M13: 5,403,774 km (0.115 R)
• M14: 5,922,729 km (0.073 R)
• M15: 6,632,571 km (0.075 R)
• M16: 6,915,610 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.4

Radius: 8.1

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.05 AU - 1.69 AU

Year: 1069 Days

Day: 13.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,844,527 km

• M1: 101,427 km (0.093 R)
• M2: 504,594 km (0.094 R)
• M3: 902,524 km (0.091 R)
• M4: 1,376,450 km (0.069 R)
• M5: 1,699,731 km (0.118 R)
• M6: 2,035,728 km (0.098 R)
• M7: 2,975,053 km (0.068 R)
• M8: 3,905,701 km (0.093 R)
• M9: 4,593,253 km (0.109 R)
• M10: 4,862,380 km (0.096 R)
• M11: 5,340,494 km (0.039 R)
• M12: 5,986,907 km (0.092 R)
• M13: 6,536,529 km (0.09 R)
• M14: 7,457,753 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611

Radius: 8.9

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.19 AU - 1.71 AU

Year: 1164 Days

Day: 11.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,844,527 km

• M1: 111,002 km (0.032 R)
• M2: 401,820 km (0.068 R)
• M3: 818,300 km (0.109 R)
• M4: 1,163,871 km (0.096 R)
• M5: 1,530,087 km (0.106 R)
• M6: 1,864,139 km (0.032 R)
• M7: 2,192,058 km (0.063 R)
• M8: 2,656,409 km (0.105 R)
• M9: 3,006,169 km (0.062 R)
• M10: 3,371,786 km (0.112 R)
• M11: 3,830,453 km (0.069 R)
• M12: 4,125,311 km (0.107 R)
• M13: 4,596,095 km (0.061 R)
• M14: 4,967,547 km (0.075 R)
• M15: 5,439,827 km (0.081 R)
• M16: 6,072,028 km (0.093 R)
• M17: 6,965,875 km (0.114 R)
• M18: 7,307,407 km (0.085 R)
• M19: 8,023,981 km (0.061 R)
• M20: 8,591,555 km (0.062 R)
• M21: 8,899,428 km (0.12 R)
• M22: 9,807,038 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.8

Radius: 8.2

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.12 AU - 2.94 AU

Year: 2684 Days

Day: 7.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,844,527 km

• M1: 102,026 km (0.052 R)
• M2: 1,502,112 km (0.093 R)
• M3: 1,991,896 km (0.091 R)
• M4: 2,539,274 km (0.115 R)
• M5: 2,806,456 km (0.056 R)
• M6: 3,508,818 km (0.102 R)
• M7: 4,968,295 km (0.09 R)
• M8: 5,753,983 km (0.091 R)
• M9: 6,156,102 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.5

Radius: 9.2

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.96 AU - 3.04 AU

Year: 3465 Days

Day: 6.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,844,527 km

• M1: 114,891 km (0.118 R)
• M2: 587,321 km (0.113 R)
• M3: 927,058 km (0.096 R)
• M4: 1,906,326 km (0.069 R)
• M5: 2,390,125 km (0.055 R)
• M6: 2,900,852 km (0.086 R)
• M7: 3,267,816 km (0.097 R)
• M8: 3,941,455 km (0.096 R)
• M9: 4,277,003 km (0.089 R)
• M10: 4,754,071 km (0.11 R)
• M11: 5,108,917 km (0.094 R)
• M12: 5,481,266 km (0.077 R)
• M13: 6,771,398 km (0.115 R)
• M14: 7,221,538 km (0.112 R)
• M15: 7,623,059 km (0.101 R)
• M16: 8,217,411 km (0.107 R)
• M17: 8,767,333 km (0.083 R)
• M18: 11,082,809 km (0.081 R)
• M19: 11,937,760 km (0.075 R)
• M20: 14,766,507 km (0.111 R)
• M21: 17,771,778 km (0.113 R)
• M22: 20,491,916 km (0.11 R)
• M23: 21,027,028 km (0.118 R)
• M24: 23,116,761 km (0.083 R)
• M25: 23,405,484 km (0.095 R)
• M26: 24,509,816 km (0.087 R)
• M27: 25,036,849 km (0.091 R)
• M28: 26,035,714 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.7

Radius: 12.2

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.07 AU - 4.61 AU

Year: 6029 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,844,527 km

• M1: 152,291 km (0.094 R)
• M2: 556,354 km (0.12 R)
• M3: 950,395 km (0.057 R)
• M4: 1,494,184 km (0.098 R)
• M5: 1,888,374 km (0.099 R)
• M6: 2,272,990 km (0.07 R)
• M7: 3,538,139 km (0.117 R)
• M8: 4,552,862 km (0.106 R)
• M9: 5,059,101 km (0.106 R)
• M10: 5,573,269 km (0.062 R)
• M11: 6,573,779 km (0.104 R)
• M12: 8,255,708 km (0.099 R)
• M13: 9,093,307 km (0.107 R)
• M14: 9,986,855 km (0.078 R)
• M15: 10,523,163 km (0.047 R)
• M16: 14,155,250 km (0.113 R)
• M17: 14,718,336 km (0.072 R)
• M18: 18,086,831 km (0.097 R)
• M19: 23,542,815 km (0.067 R)
• M20: 24,254,004 km (0.107 R)
• M21: 30,655,296 km (0.12 R)
• M22: 31,313,677 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.4

Radius: 9.3

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4 AU - 4.74 AU

Year: 6092 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,844,527 km

• M1: 116,986 km (0.092 R)
• M2: 459,116 km (0.062 R)
• M3: 1,215,782 km (0.103 R)
• M4: 1,857,856 km (0.107 R)
• M5: 2,564,706 km (0.115 R)
• M6: 3,310,750 km (0.092 R)
• M7: 4,691,988 km (0.069 R)
• M8: 5,054,613 km (0.105 R)
• M9: 6,027,747 km (0.119 R)
• M10: 8,625,514 km (0.075 R)
• M11: 10,612,772 km (0.11 R)
• M12: 11,487,172 km (0.076 R)
• M13: 13,996,078 km (0.119 R)
• M14: 14,456,839 km (0.068 R)
• M15: 16,784,731 km (0.112 R)
• M16: 19,565,158 km (0.109 R)
• M17: 20,581,077 km (0.094 R)
• M18: 31,948,869 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.4

Radius: 6

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.16 AU - 9.8 AU

Year: 19464 Days

Day: 23.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,844,527 km

• M1: 89,310 km (0.104 R)
• M2: 287,976 km (0.085 R)
• M3: 653,593 km (0.082 R)
• M4: 874,998 km (0.112 R)
• M5: 1,136,944 km (0.03 R)
• M6: 2,014,186 km (0.071 R)
• M7: 3,480,095 km (0.075 R)
• M8: 8,345,916 km (0.088 R)
• M9: 16,229,424 km (0.079 R)
• M10: 17,805,438 km (0.114 R)
• M11: 21,897,987 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 17,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit