🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.3

Radius: 11.3

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.87 AU - 2.39 AU

Year: 2146 Days

Day: 7.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,388,996 km

• M1: 140,622 km (0.099 R)
• M2: 601,383 km (0.081 R)
• M3: 973,284 km (0.087 R)
• M4: 1,585,737 km (0.089 R)
• M5: 2,199,837 km (0.075 R)
• M6: 2,599,562 km (0.095 R)
• M7: 3,334,686 km (0.1 R)
• M8: 4,264,736 km (0.073 R)
• M9: 4,669,099 km (0.073 R)
• M10: 5,099,043 km (0.096 R)
• M11: 6,412,962 km (0.114 R)
• M12: 6,888,084 km (0.115 R)
• M13: 9,626,174 km (0.113 R)
• M14: 12,888,006 km (0.119 R)
• M15: 14,293,179 km (0.096 R)
• M16: 15,301,469 km (0.118 R)
• M17: 16,202,796 km (0.09 R)
• M18: 18,166,567 km (0.071 R)
• M19: 18,555,222 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.7

Radius: 9.6

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.16 AU - 3 AU

Year: 2860 Days

Day: 10.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,388,996 km

• M1: 119,678 km (0.111 R)
• M2: 538,702 km (0.057 R)
• M3: 1,088,325 km (0.086 R)
• M4: 1,626,428 km (0.091 R)
• M5: 2,990,013 km (0.091 R)
• M6: 3,435,964 km (0.083 R)
• M7: 4,241,698 km (0.084 R)
• M8: 5,168,457 km (0.113 R)
• M9: 5,497,123 km (0.101 R)
• M10: 5,975,238 km (0.09 R)
• M11: 6,423,284 km (0.12 R)
• M12: 7,545,866 km (0.068 R)
• M13: 8,478,759 km (0.119 R)
• M14: 9,412,100 km (0.117 R)
• M15: 10,136,303 km (0.091 R)
• M16: 11,228,966 km (0.115 R)
• M17: 12,220,052 km (0.106 R)
• M18: 13,035,510 km (0.112 R)
• M19: 13,790,530 km (0.032 R)
• M20: 15,491,308 km (0.118 R)
• M21: 16,500,496 km (0.05 R)
• M22: 17,215,723 km (0.08 R)
• M23: 19,729,566 km (0.042 R)
• M24: 20,535,449 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.8

Radius: 13.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.9 AU - 5.34 AU

Year: 7997 Days

Day: 8.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 95,388,996 km

• M1: 171,290 km (0.033 R)
• M2: 622,626 km (0.102 R)
• M3: 1,257,520 km (0.104 R)
• M4: 2,052,782 km (0.057 R)
• M5: 2,731,208 km (0.115 R)
• M6: 3,407,391 km (0.12 R)
• M7: 4,050,362 km (0.109 R)
• M8: 5,910,163 km (0.07 R)
• M9: 8,755,963 km (0.103 R)
• M10: 9,793,574 km (0.12 R)
• M11: 10,275,429 km (0.085 R)
• M12: 11,429,876 km (0.088 R)
• M13: 19,682,741 km (0.09 R)
• M14: 21,606,720 km (0.114 R)
• M15: 25,087,114 km (0.102 R)
• M16: 25,577,945 km (0.074 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.2

Radius: 5.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.74 AU - 6.16 AU

Year: 10018 Days

Day: 21.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,388,996 km

• M1: 71,209 km (0.086 R)
• M2: 303,983 km (0.117 R)
• M3: 808,427 km (0.035 R)
• M4: 1,426,117 km (0.07 R)
• M5: 1,881,492 km (0.083 R)
• M6: 2,819,321 km (0.108 R)
• M7: 4,607,465 km (0.062 R)
• M8: 5,097,697 km (0.107 R)
• M9: 5,622,038 km (0.119 R)
• M10: 9,068,473 km (0.083 R)
• M11: 18,046,889 km (0.118 R)
• M12: 19,064,154 km (0.077 R)
• M13: 25,586,621 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.7

Radius: 3.1

Gravity: 100.7 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.46 AU - 11.62 AU

Year: 23620 Days

Day: 23.8 Hours

Environment

Temp: -244 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,388,996 km

• M1: 38,596 km (0.09 R)
• M2: 158,723 km (0.116 R)
• M3: 267,930 km (0.062 R)
• M4: 482,603 km (0.096 R)
• M5: 848,070 km (0.098 R)
• M6: 1,067,680 km (0.037 R)
• M7: 1,619,547 km (0.086 R)
• M8: 2,364,095 km (0.026 R)
• M9: 3,047,309 km (0.076 R)
• M10: 3,434,169 km (0.086 R)
• M11: 3,720,499 km (0.088 R)
• M12: 7,255,347 km (0.057 R)
• M13: 7,725,832 km (0.106 R)
• M14: 8,160,863 km (0.082 R)
• M15: 11,533,397 km (0.049 R)
• M16: 12,686,947 km (0.105 R)
• M17: 24,108,445 km (0.069 R)
• M18: 35,479,828 km (0.026 R)
• M19: 55,749,591 km (0.118 R)
• M20: 55,949,753 km (0.11 R)
• M21: 56,150,364 km (0.097 R)
• M22: 60,054,270 km (0.076 R)
• M23: 68,396,894 km (0.116 R)
• M24: 86,257,384 km (0.049 R)
• M25: 88,415,034 km (0.114 R)
• M26: 93,682,974 km (0.092 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 10,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit