🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.9

Radius: 10.2

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.87 AU - 1.29 AU

Year: 761 Days

Day: 14 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,988,106 km

• M1: 127,009 km (0.047 R)
• M2: 485,894 km (0.095 R)
• M3: 822,040 km (0.113 R)
• M4: 1,231,789 km (0.093 R)
• M5: 2,838,171 km (0.077 R)
• M6: 3,259,438 km (0.078 R)
• M7: 4,473,724 km (0.09 R)
• M8: 6,928,027 km (0.104 R)
• M9: 7,576,085 km (0.091 R)
• M10: 8,545,629 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.2

Radius: 13.9

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.01 AU - 1.23 AU

Year: 804 Days

Day: 12.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,988,106 km

• M1: 174,431 km (0.098 R)
• M2: 710,590 km (0.104 R)
• M3: 1,168,060 km (0.116 R)
• M4: 1,885,232 km (0.078 R)
• M5: 2,460,735 km (0.114 R)
• M6: 2,921,048 km (0.076 R)
• M7: 3,495,803 km (0.083 R)
• M8: 5,205,108 km (0.066 R)
• M9: 6,055,273 km (0.078 R)
• M10: 6,503,319 km (0.034 R)
• M11: 7,684,543 km (0.095 R)
• M12: 8,761,050 km (0.115 R)
• M13: 9,391,754 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.3

Radius: 12.1

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.31 AU - 1.43 AU

Year: 1088 Days

Day: 13 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,988,106 km

• M1: 150,495 km (0.068 R)
• M2: 543,339 km (0.093 R)
• M3: 1,158,336 km (0.101 R)
• M4: 1,563,148 km (0.115 R)
• M5: 2,082,253 km (0.093 R)
• M6: 2,748,262 km (0.062 R)
• M7: 3,552,052 km (0.064 R)
• M8: 4,506,486 km (0.117 R)
• M9: 5,355,454 km (0.052 R)
• M10: 7,592,242 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 12.9

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.89 AU - 2.03 AU

Year: 1861 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,988,106 km

• M1: 160,519 km (0.119 R)
• M2: 979,567 km (0.119 R)
• M3: 2,189,514 km (0.04 R)
• M4: 2,782,670 km (0.081 R)
• M5: 3,481,292 km (0.057 R)
• M6: 4,212,227 km (0.103 R)
• M7: 5,098,894 km (0.107 R)
• M8: 9,217,024 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.2

Radius: 14.6

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.85 AU - 2.53 AU

Year: 2198 Days

Day: 12 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,988,106 km

• M1: 181,612 km (0.116 R)
• M2: 756,367 km (0.068 R)
• M3: 1,211,892 km (0.088 R)
• M4: 1,718,132 km (0.086 R)
• M5: 2,967,573 km (0.057 R)
• M6: 3,705,240 km (0.112 R)
• M7: 4,714,278 km (0.099 R)
• M8: 5,307,882 km (0.113 R)
• M9: 6,054,525 km (0.081 R)
• M10: 6,729,361 km (0.114 R)
• M11: 7,851,345 km (0.107 R)
• M12: 8,555,951 km (0.068 R)
• M13: 9,163,468 km (0.041 R)
• M14: 9,836,060 km (0.101 R)
• M15: 10,809,493 km (0.104 R)
• M16: 11,723,387 km (0.076 R)
• M17: 12,602,274 km (0.082 R)
• M18: 18,159,835 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.6

Radius: 9

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.35 AU - 2.69 AU

Year: 2713 Days

Day: 9.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,988,106 km

• M1: 115,041 km (0.102 R)
• M2: 739,761 km (0.066 R)
• M3: 1,038,060 km (0.092 R)
• M4: 1,527,544 km (0.117 R)
• M5: 2,366,938 km (0.092 R)
• M6: 3,485,780 km (0.051 R)
• M7: 4,040,638 km (0.055 R)
• M8: 4,587,120 km (0.039 R)
• M9: 5,573,119 km (0.095 R)
• M10: 7,832,346 km (0.1 R)
• M11: 9,774,276 km (0.1 R)
• M12: 11,807,910 km (0.078 R)
• M13: 12,791,516 km (0.039 R)
• M14: 13,101,482 km (0.092 R)
• M15: 16,121,415 km (0.086 R)
• M16: 16,483,292 km (0.085 R)
• M17: 16,903,512 km (0.088 R)
• M18: 18,318,858 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.3

Radius: 8.4

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.39 AU - 2.73 AU

Year: 2778 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 22,988,106 km

• M1: 104,419 km (0.105 R)
• M2: 393,742 km (0.056 R)
• M3: 734,526 km (0.052 R)
• M4: 1,084,585 km (0.114 R)
• M5: 1,493,735 km (0.052 R)
• M6: 2,183,830 km (0.11 R)
• M7: 3,004,524 km (0.059 R)
• M8: 3,331,545 km (0.099 R)
• M9: 4,724,750 km (0.074 R)
• M10: 5,216,927 km (0.075 R)
• M11: 5,639,989 km (0.114 R)
• M12: 6,640,051 km (0.115 R)
• M13: 8,338,735 km (0.066 R)
• M14: 8,642,119 km (0.084 R)
• M15: 8,952,685 km (0.11 R)
• M16: 9,306,633 km (0.104 R)
• M17: 10,776,881 km (0.094 R)
• M18: 11,755,101 km (0.104 R)
• M19: 12,614,541 km (0.119 R)
• M20: 13,654,097 km (0.113 R)
• M21: 14,896,806 km (0.038 R)
• M22: 15,954,164 km (0.086 R)
• M23: 17,771,030 km (0.092 R)
• M24: 18,729,354 km (0.111 R)
• M25: 19,603,155 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400

Radius: 9.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.39 AU - 3.51 AU

Year: 4346 Days

Day: 11.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,988,106 km

• M1: 119,379 km (0.113 R)
• M2: 559,646 km (0.071 R)
• M3: 1,424,471 km (0.081 R)
• M4: 2,345,395 km (0.11 R)
• M5: 6,875,069 km (0.078 R)
• M6: 11,224,179 km (0.046 R)
• M7: 12,408,246 km (0.077 R)
• M8: 14,869,131 km (0.109 R)
• M9: 15,230,559 km (0.103 R)
• M10: 18,454,693 km (0.111 R)
• M11: 21,841,588 km (0.054 R)
• M12: 22,578,956 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 14,876 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit