🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864

Radius: 10

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.1 AU - 4.12 AU

Year: 4429 Days

Day: 5 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,202,622 km

• M1: 124,316 km (0.107 R)
• M2: 609,611 km (0.035 R)
• M3: 1,453,643 km (0.11 R)
• M4: 1,901,838 km (0.09 R)
• M5: 2,235,291 km (0.113 R)
• M6: 2,854,926 km (0.072 R)
• M7: 3,758,796 km (0.069 R)
• M8: 4,289,420 km (0.097 R)
• M9: 4,816,752 km (0.097 R)
• M10: 5,557,860 km (0.077 R)
• M11: 6,310,038 km (0.059 R)
• M12: 6,793,090 km (0.098 R)
• M13: 7,617,224 km (0.118 R)
• M14: 8,897,034 km (0.072 R)
• M15: 9,546,588 km (0.069 R)
• M16: 10,669,171 km (0.115 R)
• M17: 11,309,001 km (0.071 R)
• M18: 12,918,524 km (0.092 R)
• M19: 16,707,090 km (0.11 R)
• M20: 18,657,398 km (0.105 R)
• M21: 19,184,281 km (0.118 R)
• M22: 21,178,271 km (0.025 R)
• M23: 21,607,468 km (0.086 R)
• M24: 23,155,357 km (0.109 R)
• M25: 24,461,645 km (0.097 R)
• M26: 25,897,486 km (0.108 R)
• M27: 27,220,380 km (0.09 R)
• M28: 30,090,265 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 11.5

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.29 AU - 5.85 AU

Year: 7371 Days

Day: 11.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,202,622 km

• M1: 143,016 km (0.088 R)
• M2: 511,176 km (0.115 R)
• M3: 937,380 km (0.073 R)
• M4: 2,268,353 km (0.108 R)
• M5: 2,983,730 km (0.109 R)
• M6: 6,247,207 km (0.099 R)
• M7: 8,083,970 km (0.075 R)
• M8: 8,442,107 km (0.075 R)
• M9: 9,126,517 km (0.102 R)
• M10: 12,123,112 km (0.089 R)
• M11: 14,817,819 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 12.6

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.34 AU - 5.86 AU

Year: 8557 Days

Day: 5.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,202,622 km

• M1: 156,779 km (0.051 R)
• M2: 633,846 km (0.08 R)
• M3: 1,187,059 km (0.097 R)
• M4: 1,623,735 km (0.088 R)
• M5: 2,441,437 km (0.083 R)
• M6: 7,170,824 km (0.119 R)
• M7: 7,788,364 km (0.119 R)
• M8: 8,233,119 km (0.103 R)
• M9: 9,855,657 km (0.114 R)
• M10: 11,682,247 km (0.062 R)
• M11: 13,493,279 km (0.085 R)
• M12: 14,556,471 km (0.09 R)
• M13: 15,170,870 km (0.105 R)
• M14: 15,995,453 km (0.092 R)
• M15: 16,517,550 km (0.048 R)
• M16: 19,227,665 km (0.073 R)
• M17: 22,302,350 km (0.028 R)
• M18: 33,470,429 km (0.089 R)
• M19: 34,541,550 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.3

Radius: 7.2

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.77 AU - 10.85 AU

Year: 16884 Days

Day: 20.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,202,622 km

• M1: 90,208 km (0.093 R)
• M2: 372,947 km (0.097 R)
• M3: 829,969 km (0.036 R)
• M4: 1,244,804 km (0.049 R)
• M5: 2,984,328 km (0.062 R)
• M6: 3,807,116 km (0.059 R)
• M7: 5,312,370 km (0.111 R)
• M8: 6,862,204 km (0.082 R)
• M9: 7,788,664 km (0.093 R)
• M10: 8,032,807 km (0.101 R)
• M11: 9,831,123 km (0.101 R)
• M12: 11,190,070 km (0.119 R)
• M13: 11,754,353 km (0.118 R)
• M14: 13,352,059 km (0.102 R)
• M15: 13,702,267 km (0.084 R)
• M16: 14,567,841 km (0.03 R)
• M17: 15,316,578 km (0.108 R)
• M18: 15,546,061 km (0.118 R)
• M19: 17,466,000 km (0.113 R)
• M20: 18,918,147 km (0.119 R)
• M21: 20,448,832 km (0.064 R)
• M22: 22,157,838 km (0.077 R)
• M23: 23,959,894 km (0.049 R)
• M24: 29,004,783 km (0.108 R)
• M25: 33,543,134 km (0.073 R)
• M26: 35,243,912 km (0.047 R)
• M27: 39,100,695 km (0.117 R)
• M28: 41,574,595 km (0.117 R)
• M29: 48,294,082 km (0.077 R)
• M30: 54,626,111 km (0.078 R)
• M31: 55,522,053 km (0.085 R)
• M32: 55,883,182 km (0.12 R)
• M33: 65,428,723 km (0.112 R)
• M34: 68,077,353 km (0.089 R)
• M35: 70,584,763 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.1

Radius: 4.7

Gravity: 25.31 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.06 AU - 10.86 AU

Year: 18787 Days

Day: 19.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,202,622 km

• M1: 59,839 km (0.053 R)
• M2: 233,672 km (0.112 R)
• M3: 571,613 km (0.103 R)
• M4: 1,228,797 km (0.106 R)
• M5: 2,441,138 km (0.07 R)
• M6: 3,291,004 km (0.097 R)
• M7: 3,623,260 km (0.058 R)
• M8: 3,827,312 km (0.056 R)
• M9: 4,999,710 km (0.051 R)
• M10: 7,407,787 km (0.115 R)
• M11: 8,273,510 km (0.103 R)
• M12: 9,475,230 km (0.051 R)
• M13: 12,154,378 km (0.082 R)
• M14: 17,671,996 km (0.12 R)
• M15: 25,387,357 km (0.083 R)
• M16: 41,027,515 km (0.06 R)
• M17: 43,250,988 km (0.047 R)
• M18: 43,705,018 km (0.107 R)
• M19: 50,067,415 km (0.093 R)
• M20: 54,342,025 km (0.105 R)
• M21: 55,759,465 km (0.103 R)
• M22: 64,786,051 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 11,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit