🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.6

Radius: 8

Gravity: 12.15 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.82 AU - 1.14 AU

Year: 617 Days

Day: 6.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,142,007 km

• M1: 106,065 km (0.074 R)
• M2: 410,497 km (0.035 R)
• M3: 678,726 km (0.112 R)
• M4: 1,034,170 km (0.097 R)
• M5: 1,381,686 km (0.061 R)
• M6: 1,714,691 km (0.05 R)
• M7: 2,167,524 km (0.105 R)
• M8: 2,609,286 km (0.111 R)
• M9: 3,036,388 km (0.11 R)
• M10: 3,286,216 km (0.091 R)
• M11: 3,549,808 km (0.113 R)
• M12: 4,045,276 km (0.082 R)
• M13: 4,586,222 km (0.056 R)
• M14: 4,899,480 km (0.046 R)
• M15: 5,297,859 km (0.061 R)
• M16: 5,698,931 km (0.086 R)
• M17: 6,644,539 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 8.4

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.08 AU - 1.14 AU

Year: 744 Days

Day: 13.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,142,007 km

• M1: 125,363 km (0.09 R)
• M2: 482,752 km (0.084 R)
• M3: 784,940 km (0.092 R)
• M4: 1,367,325 km (0.069 R)
• M5: 1,709,455 km (0.075 R)
• M6: 2,007,603 km (0.105 R)
• M7: 2,579,217 km (0.087 R)
• M8: 3,487,276 km (0.052 R)
• M9: 3,814,447 km (0.059 R)
• M10: 5,351,415 km (0.115 R)
• M11: 5,900,738 km (0.115 R)
• M12: 6,267,702 km (0.069 R)
• M13: 7,219,743 km (0.077 R)
• M14: 7,550,055 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 9.6

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.32 AU - 2.54 AU

Year: 2408 Days

Day: 6.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,142,007 km

• M1: 119,379 km (0.079 R)
• M2: 570,716 km (0.12 R)
• M3: 1,217,876 km (0.072 R)
• M4: 1,594,265 km (0.064 R)
• M5: 2,397,007 km (0.047 R)
• M6: 2,738,838 km (0.092 R)
• M7: 3,411,879 km (0.105 R)
• M8: 3,965,989 km (0.074 R)
• M9: 4,645,762 km (0.069 R)
• M10: 5,253,728 km (0.057 R)
• M11: 5,808,885 km (0.034 R)
• M12: 6,154,905 km (0.067 R)
• M13: 6,714,252 km (0.118 R)
• M14: 7,774,452 km (0.079 R)
• M15: 9,083,134 km (0.113 R)
• M16: 9,771,434 km (0.116 R)
• M17: 11,292,844 km (0.068 R)
• M18: 11,875,677 km (0.112 R)
• M19: 12,174,574 km (0.084 R)
• M20: 12,876,637 km (0.099 R)
• M21: 14,798,969 km (0.067 R)
• M22: 17,229,486 km (0.116 R)
• M23: 19,438,897 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.4

Radius: 8

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.02 AU - 4.46 AU

Year: 5551 Days

Day: 9.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,142,007 km

• M1: 99,483 km (0.094 R)
• M2: 389,702 km (0.113 R)
• M3: 741,557 km (0.112 R)
• M4: 1,039,406 km (0.103 R)
• M5: 1,528,441 km (0.072 R)
• M6: 2,890,231 km (0.073 R)
• M7: 3,581,971 km (0.091 R)
• M8: 4,078,786 km (0.114 R)
• M9: 4,355,692 km (0.118 R)
• M10: 4,620,629 km (0.045 R)
• M11: 7,687,835 km (0.117 R)
• M12: 8,329,759 km (0.029 R)
• M13: 8,701,510 km (0.111 R)
• M14: 11,169,575 km (0.092 R)
• M15: 11,760,038 km (0.09 R)
• M16: 13,102,380 km (0.04 R)
• M17: 17,617,692 km (0.057 R)
• M18: 18,292,977 km (0.112 R)
• M19: 18,605,487 km (0.111 R)
• M20: 19,760,532 km (0.1 R)
• M21: 21,720,713 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.2

Radius: 8.8

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.3 AU - 4.38 AU

Year: 5749 Days

Day: 7.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,142,007 km

• M1: 109,954 km (0.115 R)
• M2: 409,749 km (0.106 R)
• M3: 828,922 km (0.069 R)
• M4: 1,117,945 km (0.101 R)
• M5: 1,598,453 km (0.089 R)
• M6: 1,894,507 km (0.084 R)
• M7: 2,782,072 km (0.106 R)
• M8: 3,876,530 km (0.069 R)
• M9: 5,064,038 km (0.05 R)
• M10: 5,834,167 km (0.044 R)
• M11: 6,182,581 km (0.11 R)
• M12: 7,240,088 km (0.105 R)
• M13: 7,906,995 km (0.064 R)
• M14: 8,413,683 km (0.11 R)
• M15: 10,520,321 km (0.046 R)
• M16: 12,431,134 km (0.105 R)
• M17: 12,797,051 km (0.097 R)
• M18: 13,882,533 km (0.093 R)
• M19: 14,562,455 km (0.081 R)
• M20: 18,032,827 km (0.083 R)
• M21: 20,679,063 km (0.046 R)
• M22: 22,170,853 km (0.102 R)
• M23: 27,779,427 km (0.029 R)
• M24: 29,132,689 km (0.115 R)
• M25: 33,254,859 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 8.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.56 AU - 6.34 AU

Year: 8090 Days

Day: 6.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,142,007 km

• M1: 102,325 km (0.111 R)
• M2: 424,110 km (0.084 R)
• M3: 720,314 km (0.092 R)
• M4: 1,148,014 km (0.109 R)
• M5: 2,071,183 km (0.097 R)
• M6: 2,964,581 km (0.049 R)
• M7: 4,607,465 km (0.098 R)
• M8: 5,250,287 km (0.1 R)
• M9: 5,669,909 km (0.027 R)
• M10: 5,951,302 km (0.045 R)
• M11: 7,172,021 km (0.086 R)
• M12: 7,538,985 km (0.116 R)
• M13: 7,879,769 km (0.063 R)
• M14: 8,430,438 km (0.109 R)
• M15: 11,476,999 km (0.082 R)
• M16: 11,776,793 km (0.098 R)
• M17: 14,137,448 km (0.113 R)
• M18: 17,708,349 km (0.09 R)
• M19: 19,772,201 km (0.09 R)
• M20: 21,991,485 km (0.069 R)
• M21: 23,882,402 km (0.078 R)
• M22: 25,201,856 km (0.105 R)
• M23: 27,182,531 km (0.105 R)
• M24: 28,895,128 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.6

Radius: 12.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.46 AU - 6.62 AU

Year: 8291 Days

Day: 5.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,142,007 km

• M1: 159,172 km (0.104 R)
• M2: 668,702 km (0.112 R)
• M3: 1,939,536 km (0.108 R)
• M4: 2,407,778 km (0.085 R)
• M5: 3,231,314 km (0.086 R)
• M6: 4,536,855 km (0.117 R)
• M7: 5,404,073 km (0.097 R)
• M8: 6,379,003 km (0.102 R)
• M9: 6,778,130 km (0.044 R)
• M10: 7,627,098 km (0.082 R)
• M11: 9,031,971 km (0.104 R)
• M12: 10,552,634 km (0.114 R)
• M13: 11,112,878 km (0.104 R)
• M14: 12,017,945 km (0.084 R)
• M15: 13,261,253 km (0.075 R)
• M16: 14,218,081 km (0.086 R)
• M17: 16,538,942 km (0.085 R)
• M18: 18,511,091 km (0.05 R)
• M19: 19,102,152 km (0.117 R)
• M20: 21,756,318 km (0.065 R)
• M21: 30,155,340 km (0.092 R)
• M22: 37,950,437 km (0.119 R)
• M23: 41,865,413 km (0.07 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 15,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit