🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.1

Radius: 13.6

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.96 AU - 1.14 AU

Year: 695 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,648,707 km

• M1: 189,241 km (0.103 R)
• M2: 562,488 km (0.081 R)
• M3: 851,960 km (0.099 R)
• M4: 1,170,753 km (0.117 R)
• M5: 1,474,736 km (0.114 R)
• M6: 1,742,815 km (0.026 R)
• M7: 2,180,090 km (0.118 R)
• M8: 2,602,405 km (0.055 R)
• M9: 3,037,136 km (0.084 R)
• M10: 4,964,555 km (0.111 R)
• M11: 5,554,868 km (0.103 R)
• M12: 5,993,938 km (0.086 R)
• M13: 6,287,000 km (0.113 R)
• M14: 7,137,614 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.8

Radius: 8.6

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.98 AU - 1.42 AU

Year: 849 Days

Day: 8.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,648,707 km

• M1: 106,962 km (0.113 R)
• M2: 272,119 km (0.12 R)
• M3: 463,903 km (0.034 R)
• M4: 646,712 km (0.111 R)
• M5: 989,141 km (0.072 R)
• M6: 1,306,737 km (0.083 R)
• M7: 1,528,292 km (0.062 R)
• M8: 1,910,365 km (0.098 R)
• M9: 2,443,681 km (0.117 R)
• M10: 2,810,794 km (0.118 R)
• M11: 3,027,412 km (0.115 R)
• M12: 3,436,413 km (0.03 R)
• M13: 3,676,218 km (0.118 R)
• M14: 4,170,190 km (0.062 R)
• M15: 4,390,099 km (0.118 R)
• M16: 5,060,597 km (0.114 R)
• M17: 5,303,095 km (0.08 R)
• M18: 5,488,746 km (0.085 R)
• M19: 6,250,648 km (0.081 R)
• M20: 6,809,845 km (0.041 R)
• M21: 7,263,126 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.1

Radius: 12.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.28 AU - 1.58 AU

Year: 1104 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,648,707 km

• M1: 155,881 km (0.115 R)
• M2: 603,627 km (0.108 R)
• M3: 902,075 km (0.09 R)
• M4: 1,383,481 km (0.114 R)
• M5: 1,636,451 km (0.119 R)
• M6: 1,878,351 km (0.084 R)
• M7: 2,185,326 km (0.113 R)
• M8: 2,896,514 km (0.074 R)
• M9: 3,222,338 km (0.031 R)
• M10: 3,457,656 km (0.098 R)
• M11: 3,839,729 km (0.114 R)
• M12: 4,189,488 km (0.063 R)
• M13: 4,779,203 km (0.044 R)
• M14: 5,485,156 km (0.045 R)
• M15: 5,825,341 km (0.097 R)
• M16: 6,289,992 km (0.112 R)
• M17: 7,151,526 km (0.051 R)
• M18: 7,830,252 km (0.055 R)
• M19: 8,674,433 km (0.093 R)
• M20: 9,083,583 km (0.051 R)
• M21: 9,522,503 km (0.057 R)
• M22: 10,474,095 km (0.069 R)
• M23: 11,010,553 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.6

Radius: 13.2

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.45 AU - 1.51 AU

Year: 1163 Days

Day: 7.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,648,707 km

• M1: 169,943 km (0.079 R)
• M2: 574,905 km (0.088 R)
• M3: 933,192 km (0.118 R)
• M4: 1,257,968 km (0.099 R)
• M5: 2,250,102 km (0.086 R)
• M6: 2,514,441 km (0.069 R)
• M7: 3,090,393 km (0.092 R)
• M8: 3,551,753 km (0.051 R)
• M9: 4,106,910 km (0.112 R)
• M10: 4,512,321 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.2

Radius: 9.1

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.63 AU - 1.97 AU

Year: 1559 Days

Day: 8.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,648,707 km

• M1: 113,246 km (0.108 R)
• M2: 302,038 km (0.032 R)
• M3: 659,727 km (0.075 R)
• M4: 948,151 km (0.099 R)
• M5: 1,209,948 km (0.095 R)
• M6: 1,507,348 km (0.042 R)
• M7: 2,581,012 km (0.04 R)
• M8: 3,018,137 km (0.06 R)
• M9: 4,762,299 km (0.101 R)
• M10: 6,321,258 km (0.107 R)
• M11: 8,008,722 km (0.108 R)
• M12: 8,958,818 km (0.107 R)
• M13: 10,200,780 km (0.083 R)
• M14: 11,826,759 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.5

Radius: 14.6

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.14 AU - 3.72 AU

Year: 4102 Days

Day: 14 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,648,707 km

• M1: 188,194 km (0.089 R)
• M2: 549,024 km (0.052 R)
• M3: 2,118,306 km (0.094 R)
• M4: 2,556,478 km (0.092 R)
• M5: 2,924,938 km (0.086 R)
• M6: 3,229,968 km (0.102 R)
• M7: 4,037,647 km (0.075 R)
• M8: 4,327,866 km (0.094 R)
• M9: 4,958,721 km (0.033 R)
• M10: 7,029,305 km (0.065 R)
• M11: 7,483,484 km (0.117 R)
• M12: 7,904,602 km (0.102 R)
• M13: 12,197,014 km (0.101 R)
• M14: 12,584,771 km (0.099 R)
• M15: 13,255,119 km (0.052 R)
• M16: 13,879,840 km (0.095 R)
• M17: 14,454,445 km (0.094 R)
• M18: 16,215,212 km (0.098 R)
• M19: 16,941,061 km (0.106 R)
• M20: 17,611,858 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.8

Radius: 11.4

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.05 AU - 6.39 AU

Year: 7701 Days

Day: 9 Hours

Environment

Temp: -218 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 25,648,707 km

• M1: 165,605 km (0.075 R)
• M2: 546,032 km (0.039 R)
• M3: 871,408 km (0.118 R)
• M4: 1,210,995 km (0.072 R)
• M5: 1,463,366 km (0.084 R)
• M6: 2,211,505 km (0.113 R)
• M7: 2,678,699 km (0.05 R)
• M8: 3,707,185 km (0.07 R)
• M9: 5,697,585 km (0.045 R)
• M10: 6,512,594 km (0.089 R)
• M11: 7,522,379 km (0.115 R)
• M12: 7,839,826 km (0.113 R)
• M13: 10,005,255 km (0.112 R)
• M14: 11,424,490 km (0.092 R)
• M15: 13,779,759 km (0.105 R)
• M16: 17,623,078 km (0.112 R)
• M17: 18,218,926 km (0.101 R)
• M18: 19,553,339 km (0.119 R)
• M19: 20,701,653 km (0.087 R)
• M20: 22,123,281 km (0.089 R)
• M21: 22,425,469 km (0.114 R)
• M22: 23,220,731 km (0.119 R)
• M23: 26,146,566 km (0.119 R)
• M24: 28,558,084 km (0.104 R)
• M25: 29,246,982 km (0.087 R)
• M26: 29,804,085 km (0.115 R)
• M27: 38,553,765 km (0.076 R)
• M28: 39,515,081 km (0.094 R)
• M29: 41,061,324 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.9

Radius: 5.2

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.05 AU - 9.09 AU

Year: 14802 Days

Day: 17.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,648,707 km

• M1: 66,721 km (0.091 R)
• M2: 166,203 km (0.069 R)
• M3: 379,829 km (0.086 R)
• M4: 1,037,461 km (0.073 R)
• M5: 1,418,038 km (0.073 R)
• M6: 1,807,441 km (0.087 R)
• M7: 3,380,313 km (0.111 R)
• M8: 4,261,146 km (0.11 R)
• M9: 4,839,192 km (0.104 R)
• M10: 5,130,908 km (0.084 R)
• M11: 5,291,576 km (0.037 R)
• M12: 6,615,068 km (0.115 R)
• M13: 7,635,924 km (0.041 R)
• M14: 7,775,649 km (0.114 R)
• M15: 9,030,924 km (0.102 R)
• M16: 9,804,196 km (0.081 R)
• M17: 13,253,923 km (0.097 R)
• M18: 14,686,921 km (0.069 R)
• M19: 18,679,837 km (0.117 R)
• M20: 18,898,699 km (0.06 R)
• M21: 20,193,469 km (0.081 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 12,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit