🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.2

Radius: 10.1

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.57 AU - 0.91 AU

Year: 424 Days

Day: 9.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,838,517 km

• M1: 125,662 km (0.087 R)
• M2: 577,897 km (0.031 R)
• M3: 1,057,507 km (0.104 R)
• M4: 1,464,713 km (0.12 R)
• M5: 1,927,419 km (0.056 R)
• M6: 2,735,995 km (0.104 R)
• M7: 4,198,464 km (0.116 R)
• M8: 5,060,148 km (0.092 R)
• M9: 5,482,912 km (0.101 R)
• M10: 6,071,130 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.2

Radius: 11.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.91 AU - 2.63 AU

Year: 2281 Days

Day: 11.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,838,517 km

• M1: 154,684 km (0.097 R)
• M2: 582,684 km (0.111 R)
• M3: 969,693 km (0.102 R)
• M4: 1,444,667 km (0.072 R)
• M5: 1,817,165 km (0.1 R)
• M6: 2,381,748 km (0.115 R)
• M7: 3,565,516 km (0.056 R)
• M8: 4,416,728 km (0.094 R)
• M9: 4,827,074 km (0.064 R)
• M10: 5,353,210 km (0.084 R)
• M11: 5,892,959 km (0.119 R)
• M12: 8,119,275 km (0.037 R)
• M13: 8,801,292 km (0.107 R)
• M14: 12,313,850 km (0.031 R)
• M15: 13,130,953 km (0.077 R)
• M16: 14,158,990 km (0.107 R)
• M17: 15,895,372 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.8

Radius: 10.8

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.2 AU - 3.9 AU

Year: 4460 Days

Day: 9.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,838,517 km

• M1: 134,937 km (0.064 R)
• M2: 513,270 km (0.091 R)
• M3: 1,075,459 km (0.114 R)
• M4: 1,650,663 km (0.109 R)
• M5: 2,037,673 km (0.119 R)
• M6: 2,391,023 km (0.074 R)
• M7: 3,242,833 km (0.038 R)
• M8: 3,644,204 km (0.108 R)
• M9: 4,147,003 km (0.086 R)
• M10: 6,542,812 km (0.104 R)
• M11: 7,594,186 km (0.09 R)
• M12: 8,603,673 km (0.085 R)
• M13: 9,457,727 km (0.086 R)
• M14: 11,379,760 km (0.1 R)
• M15: 13,651,703 km (0.09 R)
• M16: 16,500,496 km (0.097 R)
• M17: 18,125,876 km (0.057 R)
• M18: 18,627,328 km (0.117 R)
• M19: 19,592,684 km (0.096 R)
• M20: 20,388,544 km (0.087 R)
• M21: 23,714,703 km (0.082 R)
• M22: 24,848,206 km (0.104 R)
• M23: 25,623,722 km (0.035 R)
• M24: 26,575,463 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.9

Radius: 9.7

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.18 AU - 4.3 AU

Year: 4823 Days

Day: 13.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,838,517 km

• M1: 138,827 km (0.089 R)
• M2: 514,317 km (0.112 R)
• M3: 1,289,085 km (0.083 R)
• M4: 2,131,919 km (0.066 R)
• M5: 2,445,327 km (0.116 R)
• M6: 3,558,784 km (0.112 R)
• M7: 4,084,471 km (0.086 R)
• M8: 5,218,273 km (0.114 R)
• M9: 7,680,504 km (0.101 R)
• M10: 8,832,408 km (0.094 R)
• M11: 9,871,066 km (0.026 R)
• M12: 11,599,669 km (0.106 R)
• M13: 11,934,469 km (0.031 R)
• M14: 12,623,218 km (0.107 R)
• M15: 13,567,330 km (0.087 R)
• M16: 14,127,574 km (0.078 R)
• M17: 17,652,848 km (0.091 R)
• M18: 18,890,022 km (0.082 R)
• M19: 19,353,925 km (0.086 R)
• M20: 20,064,066 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.3

Radius: 10.8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.09 AU - 5.55 AU

Year: 8183 Days

Day: 8.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,838,517 km

• M1: 134,488 km (0.111 R)
• M2: 565,630 km (0.107 R)
• M3: 933,042 km (0.113 R)
• M4: 1,422,227 km (0.109 R)
• M5: 1,941,182 km (0.117 R)
• M6: 2,359,906 km (0.117 R)
• M7: 3,092,936 km (0.084 R)
• M8: 6,681,789 km (0.107 R)
• M9: 7,370,986 km (0.038 R)
• M10: 7,927,490 km (0.09 R)
• M11: 9,007,288 km (0.063 R)
• M12: 9,643,827 km (0.105 R)
• M13: 10,829,390 km (0.116 R)
• M14: 11,366,297 km (0.028 R)
• M15: 13,745,052 km (0.096 R)
• M16: 14,805,252 km (0.093 R)
• M17: 21,282,092 km (0.027 R)
• M18: 21,912,199 km (0.105 R)
• M19: 22,410,958 km (0.056 R)
• M20: 23,209,960 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.1

Radius: 12.4

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.63 AU - 6.31 AU

Year: 8531 Days

Day: 13.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,838,517 km

• M1: 154,235 km (0.088 R)
• M2: 555,008 km (0.102 R)
• M3: 989,291 km (0.111 R)
• M4: 1,467,106 km (0.114 R)
• M5: 2,385,338 km (0.098 R)
• M6: 2,843,706 km (0.047 R)
• M7: 3,384,652 km (0.072 R)
• M8: 4,184,552 km (0.036 R)
• M9: 4,918,479 km (0.067 R)
• M10: 5,465,109 km (0.117 R)
• M11: 7,854,038 km (0.063 R)
• M12: 9,447,106 km (0.104 R)
• M13: 10,192,253 km (0.111 R)
• M14: 10,710,460 km (0.117 R)
• M15: 11,465,480 km (0.093 R)
• M16: 12,371,445 km (0.052 R)
• M17: 14,390,268 km (0.036 R)
• M18: 15,784,221 km (0.115 R)
• M19: 16,620,174 km (0.088 R)
• M20: 19,541,671 km (0.103 R)
• M21: 21,754,522 km (0.108 R)
• M22: 23,053,630 km (0.071 R)
• M23: 24,772,809 km (0.097 R)
• M24: 28,770,812 km (0.037 R)
• M25: 29,598,238 km (0.065 R)
• M26: 30,654,848 km (0.106 R)
• M27: 35,250,793 km (0.1 R)
• M28: 37,041,031 km (0.056 R)
• M29: 40,158,501 km (0.117 R)
• M30: 40,931,922 km (0.111 R)
• M31: 42,242,998 km (0.088 R)
• M32: 47,195,136 km (0.038 R)
• M33: 47,912,159 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.4

Radius: 3.6

Gravity: 20.94 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.95 AU - 7.09 AU

Year: 9850 Days

Day: 21 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,838,517 km

• M1: 44,730 km (0.114 R)
• M2: 169,494 km (0.08 R)
• M3: 335,997 km (0.115 R)
• M4: 490,681 km (0.046 R)
• M5: 825,331 km (0.076 R)
• M6: 1,284,298 km (0.091 R)
• M7: 1,400,834 km (0.116 R)
• M8: 2,031,090 km (0.105 R)
• M9: 2,426,178 km (0.07 R)
• M10: 2,929,575 km (0.118 R)
• M11: 3,153,523 km (0.12 R)
• M12: 5,648,367 km (0.05 R)
• M13: 9,041,396 km (0.062 R)
• M14: 9,603,585 km (0.11 R)
• M15: 10,989,160 km (0.066 R)
• M16: 11,679,106 km (0.086 R)
• M17: 13,254,072 km (0.084 R)
• M18: 13,585,282 km (0.118 R)
• M19: 14,149,266 km (0.056 R)
• M20: 15,445,083 km (0.078 R)
• M21: 16,309,609 km (0.113 R)
• M22: 17,467,945 km (0.046 R)
• M23: 18,474,140 km (0.116 R)
• M24: 19,946,931 km (0.032 R)
• M25: 23,522,919 km (0.101 R)
• M26: 26,360,790 km (0.045 R)
• M27: 29,699,216 km (0.063 R)
• M28: 32,604,557 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.7

Radius: 3.2

Gravity: 44.4 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.89 AU - 9.77 AU

Year: 14611 Days

Day: 18.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,838,517 km

• M1: 47,871 km (0.09 R)
• M2: 175,179 km (0.091 R)
• M3: 391,647 km (0.098 R)
• M4: 1,259,165 km (0.106 R)
• M5: 1,463,516 km (0.114 R)
• M6: 1,737,430 km (0.093 R)
• M7: 2,135,659 km (0.087 R)
• M8: 3,587,207 km (0.072 R)
• M9: 3,884,907 km (0.117 R)
• M10: 4,529,524 km (0.071 R)
• M11: 6,291,937 km (0.039 R)
• M12: 6,446,920 km (0.094 R)
• M13: 7,009,707 km (0.107 R)
• M14: 8,370,749 km (0.107 R)
• M15: 9,386,818 km (0.096 R)
• M16: 9,640,386 km (0.107 R)
• M17: 10,003,011 km (0.046 R)
• M18: 11,953,319 km (0.067 R)
• M19: 12,492,918 km (0.094 R)
• M20: 13,111,356 km (0.07 R)
• M21: 18,022,355 km (0.11 R)
• M22: 24,219,895 km (0.087 R)
• M23: 24,985,388 km (0.115 R)
• M24: 35,101,196 km (0.092 R)
• M25: 36,827,256 km (0.083 R)
• M26: 37,838,537 km (0.084 R)
• M27: 38,479,863 km (0.041 R)
• M28: 43,592,969 km (0.113 R)
• M29: 44,724,079 km (0.091 R)
• M30: 46,019,895 km (0.112 R)
• M31: 52,716,644 km (0.094 R)
• M32: 53,195,507 km (0.082 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: 534 - 12,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit