🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 15

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.52 AU - 0.64 AU

Year: 300 Days

Day: 6.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 92,232,865 km

• M1: 186,549 km (0.11 R)
• M2: 663,467 km (0.046 R)
• M3: 1,160,580 km (0.094 R)
• M4: 1,710,951 km (0.031 R)
• M5: 2,301,563 km (0.032 R)
• M6: 2,908,332 km (0.067 R)
• M7: 3,678,911 km (0.101 R)
• M8: 4,382,769 km (0.084 R)
• M9: 4,886,914 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.9

Radius: 9.7

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.55 AU - 0.69 AU

Year: 331 Days

Day: 10.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,232,865 km

• M1: 120,725 km (0.108 R)
• M2: 480,060 km (0.062 R)
• M3: 787,034 km (0.062 R)
• M4: 1,560,007 km (0.1 R)
• M5: 1,871,320 km (0.116 R)
• M6: 2,191,609 km (0.038 R)
• M7: 2,548,549 km (0.101 R)
• M8: 2,903,994 km (0.091 R)
• M9: 3,632,984 km (0.074 R)
• M10: 4,136,381 km (0.099 R)
• M11: 4,927,455 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.9

Radius: 12.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.56 AU - 0.74 AU

Year: 355 Days

Day: 8.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 92,232,865 km

• M1: 159,172 km (0.08 R)
• M2: 595,100 km (0.061 R)
• M3: 1,132,456 km (0.096 R)
• M4: 1,554,322 km (0.085 R)
• M5: 1,969,905 km (0.047 R)
• M6: 2,400,298 km (0.052 R)
• M7: 3,739,199 km (0.071 R)
• M8: 4,303,482 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.6

Radius: 13.5

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.51 AU - 1.83 AU

Year: 1464 Days

Day: 8.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,232,865 km

• M1: 167,849 km (0.112 R)
• M2: 596,746 km (0.102 R)
• M3: 1,048,382 km (0.09 R)
• M4: 1,861,446 km (0.097 R)
• M5: 2,397,007 km (0.103 R)
• M6: 3,215,457 km (0.033 R)
• M7: 5,021,253 km (0.034 R)
• M8: 6,024,755 km (0.096 R)
• M9: 7,346,303 km (0.027 R)
• M10: 9,516,818 km (0.099 R)
• M11: 10,145,877 km (0.089 R)
• M12: 11,377,068 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.6

Radius: 11.6

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.76 AU - 2.46 AU

Year: 2079 Days

Day: 10.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,232,865 km

• M1: 144,362 km (0.07 R)
• M2: 517,160 km (0.113 R)
• M3: 951,293 km (0.114 R)
• M4: 1,347,578 km (0.057 R)
• M5: 2,504,418 km (0.077 R)
• M6: 2,991,808 km (0.082 R)
• M7: 3,676,966 km (0.113 R)
• M8: 5,404,821 km (0.104 R)
• M9: 6,029,991 km (0.117 R)
• M10: 6,990,858 km (0.079 R)
• M11: 7,733,612 km (0.046 R)
• M12: 8,317,193 km (0.096 R)
• M13: 9,376,495 km (0.111 R)
• M14: 11,536,838 km (0.027 R)
• M15: 12,067,312 km (0.06 R)
• M16: 12,693,230 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.1

Radius: 8.1

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.17 AU - 3.57 AU

Year: 4196 Days

Day: 11.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,232,865 km

• M1: 101,128 km (0.089 R)
• M2: 460,612 km (0.052 R)
• M3: 732,282 km (0.119 R)
• M4: 1,055,862 km (0.09 R)
• M5: 1,474,437 km (0.061 R)
• M6: 2,351,978 km (0.109 R)
• M7: 2,701,887 km (0.049 R)
• M8: 3,275,894 km (0.047 R)
• M9: 4,113,941 km (0.111 R)
• M10: 4,747,638 km (0.061 R)
• M11: 5,817,861 km (0.078 R)
• M12: 6,233,145 km (0.084 R)
• M13: 6,641,846 km (0.09 R)
• M14: 6,959,891 km (0.113 R)
• M15: 9,546,738 km (0.093 R)
• M16: 10,582,703 km (0.077 R)
• M17: 12,432,929 km (0.106 R)
• M18: 14,138,794 km (0.109 R)
• M19: 15,025,161 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.8

Radius: 5.5

Gravity: 23.43 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.4 AU - 9 AU

Year: 13104 Days

Day: 15.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,232,865 km

• M1: 80,334 km (0.086 R)
• M2: 301,440 km (0.115 R)
• M3: 525,388 km (0.084 R)
• M4: 830,567 km (0.113 R)
• M5: 1,649,765 km (0.092 R)
• M6: 2,911,324 km (0.084 R)
• M7: 3,669,337 km (0.093 R)
• M8: 4,273,114 km (0.104 R)
• M9: 4,678,673 km (0.083 R)
• M10: 5,675,893 km (0.113 R)
• M11: 6,127,230 km (0.075 R)
• M12: 7,360,215 km (0.106 R)
• M13: 7,942,749 km (0.039 R)
• M14: 9,821,549 km (0.092 R)
• M15: 10,416,201 km (0.097 R)
• M16: 11,796,839 km (0.088 R)
• M17: 15,483,978 km (0.085 R)
• M18: 16,140,413 km (0.077 R)
• M19: 19,787,759 km (0.104 R)
• M20: 20,998,305 km (0.097 R)
• M21: 24,727,630 km (0.119 R)
• M22: 26,955,741 km (0.087 R)
• M23: 30,657,092 km (0.108 R)
• M24: 32,274,693 km (0.086 R)
• M25: 33,344,169 km (0.07 R)
• M26: 34,437,131 km (0.09 R)
• M27: 36,950,973 km (0.073 R)
• M28: 37,338,282 km (0.095 R)
• M29: 37,728,284 km (0.074 R)
• M30: 44,781,375 km (0.034 R)
• M31: 52,015,030 km (0.086 R)
• M32: 55,822,595 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.8

Radius: 7.5

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.96 AU - 8.36 AU

Year: 14379 Days

Day: 17.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,232,865 km

• M1: 93,199 km (0.041 R)
• M2: 327,470 km (0.106 R)
• M3: 764,146 km (0.082 R)
• M4: 1,048,531 km (0.087 R)
• M5: 1,390,512 km (0.091 R)
• M6: 1,624,633 km (0.115 R)
• M7: 2,571,438 km (0.111 R)
• M8: 3,462,443 km (0.118 R)
• M9: 3,792,456 km (0.098 R)
• M10: 4,255,461 km (0.097 R)
• M11: 5,327,180 km (0.107 R)
• M12: 6,606,691 km (0.07 R)
• M13: 7,777,294 km (0.078 R)
• M14: 8,661,418 km (0.098 R)
• M15: 9,367,220 km (0.12 R)
• M16: 9,610,915 km (0.084 R)
• M17: 10,575,522 km (0.03 R)
• M18: 11,108,390 km (0.059 R)
• M19: 13,605,926 km (0.028 R)
• M20: 15,285,162 km (0.094 R)
• M21: 15,555,187 km (0.063 R)
• M22: 17,683,366 km (0.079 R)
• M23: 17,981,066 km (0.113 R)
• M24: 19,441,141 km (0.064 R)
• M25: 19,758,288 km (0.089 R)
• M26: 23,478,937 km (0.09 R)
• M27: 24,569,206 km (0.096 R)
• M28: 29,896,087 km (0.102 R)
• M29: 32,160,101 km (0.079 R)
• M30: 34,189,397 km (0.109 R)
• M31: 37,759,101 km (0.042 R)
• M32: 40,400,551 km (0.097 R)
• M33: 44,247,460 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.5

Radius: 5

Gravity: 29.42 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.11 AU - 11.47 AU

Year: 20776 Days

Day: 20.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 92,232,865 km

• M1: 62,233 km (0.111 R)
• M2: 229,633 km (0.102 R)
• M3: 584,329 km (0.076 R)
• M4: 1,072,318 km (0.025 R)
• M5: 1,401,882 km (0.04 R)
• M6: 3,173,270 km (0.093 R)
• M7: 4,206,243 km (0.118 R)
• M8: 5,096,650 km (0.111 R)
• M9: 5,811,129 km (0.06 R)
• M10: 9,747,648 km (0.113 R)
• M11: 10,346,488 km (0.087 R)
• M12: 10,655,108 km (0.038 R)
• M13: 13,640,035 km (0.101 R)
• M14: 17,397,335 km (0.106 R)
• M15: 18,277,120 km (0.077 R)
• M16: 20,124,953 km (0.105 R)
• M17: 25,841,686 km (0.079 R)
• M18: 28,764,230 km (0.025 R)
• M19: 29,007,027 km (0.072 R)
• M20: 31,899,502 km (0.098 R)
• M21: 38,103,475 km (0.12 R)
• M22: 40,337,869 km (0.113 R)
• M23: 40,642,151 km (0.056 R)
• M24: 44,252,995 km (0.108 R)
• M25: 44,739,188 km (0.081 R)
• M26: 46,552,464 km (0.099 R)
• M27: 48,242,920 km (0.105 R)
• M28: 56,168,017 km (0.116 R)
• M29: 56,357,557 km (0.05 R)
• M30: 59,842,888 km (0.085 R)
• M31: 60,040,507 km (0.069 R)
• M32: 62,650,840 km (0.075 R)
• M33: 63,263,743 km (0.051 R)
• M34: 63,468,991 km (0.054 R)
• M35: 63,880,684 km (0.058 R)
• M36: 67,025,680 km (0.056 R)
• M37: 69,178,693 km (0.114 R)
• M38: 69,833,483 km (0.064 R)
• M39: 71,155,330 km (0.061 R)
• M40: 74,304,664 km (0.103 R)
• M41: 75,913,589 km (0.06 R)

Asteroid Belt

Center: 10.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.4

Radius: 4.7

Gravity: 42.57 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.85 AU - 12.97 AU

Year: 22781 Days

Day: 19.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,232,865 km

• M1: 75,547 km (0.059 R)
• M2: 351,256 km (0.099 R)
• M3: 552,465 km (0.117 R)
• M4: 987,346 km (0.117 R)
• M5: 1,464,414 km (0.099 R)
• M6: 1,623,137 km (0.112 R)
• M7: 1,872,666 km (0.09 R)
• M8: 2,192,207 km (0.116 R)
• M9: 4,765,291 km (0.098 R)
• M10: 5,156,339 km (0.083 R)
• M11: 5,442,520 km (0.117 R)
• M12: 9,266,391 km (0.027 R)
• M13: 13,093,853 km (0.099 R)
• M14: 18,229,398 km (0.104 R)
• M15: 20,167,887 km (0.086 R)
• M16: 20,368,947 km (0.108 R)
• M17: 25,138,875 km (0.095 R)
• M18: 30,470,393 km (0.089 R)
• M19: 31,538,971 km (0.083 R)
• M20: 34,034,114 km (0.081 R)
• M21: 35,184,073 km (0.047 R)
• M22: 42,467,844 km (0.091 R)
• M23: 43,632,014 km (0.078 R)
• M24: 44,988,268 km (0.1 R)
• M25: 53,528,213 km (0.112 R)
• M26: 54,690,588 km (0.074 R)
• M27: 55,869,718 km (0.111 R)
• M28: 56,665,130 km (0.084 R)
• M29: 59,096,544 km (0.069 R)
• M30: 59,508,387 km (0.108 R)
• M31: 63,517,311 km (0.092 R)
• M32: 64,166,416 km (0.03 R)
• M33: 68,379,691 km (0.053 R)
• M34: 77,598,510 km (0.103 R)
• M35: 82,375,469 km (0.103 R)
• M36: 87,878,876 km (0.032 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 14,201 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit