🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764

Radius: 14.9

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.08 AU - 1.36 AU

Year: 899 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 93,251,993 km

• M1: 185,352 km (0.11 R)
• M2: 748,139 km (0.055 R)
• M3: 1,254,229 km (0.029 R)
• M4: 1,813,725 km (0.101 R)
• M5: 2,644,292 km (0.114 R)
• M6: 3,792,904 km (0.118 R)
• M7: 5,503,257 km (0.116 R)
• M8: 6,048,691 km (0.117 R)
• M9: 7,707,731 km (0.062 R)
• M10: 8,444,949 km (0.119 R)
• M11: 9,035,412 km (0.114 R)
• M12: 9,710,847 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.7

Radius: 14.4

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.43 AU - 2.67 AU

Year: 2715 Days

Day: 13.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,251,993 km

• M1: 179,069 km (0.113 R)
• M2: 940,372 km (0.073 R)
• M3: 1,484,310 km (0.113 R)
• M4: 2,444,280 km (0.117 R)
• M5: 2,892,624 km (0.106 R)
• M6: 3,365,354 km (0.079 R)
• M7: 5,022,898 km (0.067 R)
• M8: 5,600,196 km (0.109 R)
• M9: 7,768,617 km (0.082 R)
• M10: 9,752,584 km (0.083 R)
• M11: 10,551,886 km (0.111 R)
• M12: 11,144,144 km (0.103 R)
• M13: 11,721,741 km (0.102 R)
• M14: 12,395,380 km (0.087 R)
• M15: 13,134,394 km (0.112 R)
• M16: 13,861,440 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.3

Radius: 11.6

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.16 AU - 3.34 AU

Year: 3907 Days

Day: 12.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,251,993 km

• M1: 144,212 km (0.073 R)
• M2: 539,151 km (0.09 R)
• M3: 1,034,170 km (0.079 R)
• M4: 1,454,989 km (0.107 R)
• M5: 2,319,066 km (0.065 R)
• M6: 4,017,301 km (0.078 R)
• M7: 6,327,541 km (0.114 R)
• M8: 8,112,992 km (0.107 R)
• M9: 8,684,156 km (0.11 R)
• M10: 10,987,066 km (0.1 R)
• M11: 12,028,417 km (0.115 R)
• M12: 12,533,758 km (0.073 R)
• M13: 13,880,588 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.3

Radius: 9.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.21 AU - 5.49 AU

Year: 8252 Days

Day: 13.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 65.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,251,993 km

• M1: 121,922 km (0.025 R)
• M2: 449,392 km (0.038 R)
• M3: 873,652 km (0.087 R)
• M4: 1,416,093 km (0.103 R)
• M5: 1,799,662 km (0.079 R)
• M6: 3,217,551 km (0.108 R)
• M7: 3,793,802 km (0.11 R)
• M8: 4,490,030 km (0.084 R)
• M9: 4,981,011 km (0.074 R)
• M10: 5,629,368 km (0.059 R)
• M11: 7,022,573 km (0.064 R)
• M12: 7,459,847 km (0.115 R)
• M13: 8,965,550 km (0.077 R)
• M14: 9,480,615 km (0.088 R)
• M15: 10,616,961 km (0.118 R)
• M16: 11,994,907 km (0.105 R)
• M17: 13,433,141 km (0.104 R)
• M18: 13,937,136 km (0.08 R)
• M19: 15,647,488 km (0.054 R)
• M20: 16,970,382 km (0.054 R)
• M21: 18,640,792 km (0.069 R)
• M22: 24,554,247 km (0.088 R)
• M23: 27,483,223 km (0.061 R)
• M24: 30,637,345 km (0.038 R)
• M25: 34,856,902 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924

Radius: 10.9

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.25 AU - 5.59 AU

Year: 8415 Days

Day: 7 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,251,993 km

• M1: 135,536 km (0.075 R)
• M2: 495,468 km (0.107 R)
• M3: 1,021,454 km (0.094 R)
• M4: 1,551,330 km (0.112 R)
• M5: 2,697,998 km (0.081 R)
• M6: 3,080,669 km (0.076 R)
• M7: 4,687,200 km (0.107 R)
• M8: 5,505,351 km (0.116 R)
• M9: 5,913,903 km (0.104 R)
• M10: 6,602,203 km (0.094 R)
• M11: 7,383,702 km (0.113 R)
• M12: 8,182,106 km (0.118 R)
• M13: 9,037,058 km (0.066 R)
• M14: 9,462,365 km (0.078 R)
• M15: 11,353,282 km (0.089 R)
• M16: 16,349,402 km (0.115 R)
• M17: 20,311,950 km (0.078 R)
• M18: 21,290,769 km (0.106 R)
• M19: 25,149,646 km (0.091 R)
• M20: 25,898,234 km (0.117 R)
• M21: 28,033,295 km (0.091 R)
• M22: 29,451,482 km (0.102 R)
• M23: 31,237,382 km (0.066 R)
• M24: 33,654,135 km (0.113 R)
• M25: 37,267,373 km (0.103 R)
• M26: 37,630,297 km (0.061 R)
• M27: 38,609,415 km (0.036 R)
• M28: 39,731,100 km (0.051 R)
• M29: 44,707,922 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.3

Radius: 5.9

Gravity: 17.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.14 AU - 7.56 AU

Year: 10671 Days

Day: 24.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,251,993 km

• M1: 73,453 km (0.036 R)
• M2: 325,675 km (0.062 R)
• M3: 590,463 km (0.096 R)
• M4: 1,159,084 km (0.072 R)
• M5: 1,748,350 km (0.087 R)
• M6: 2,499,930 km (0.101 R)
• M7: 2,764,718 km (0.04 R)
• M8: 3,162,349 km (0.069 R)
• M9: 3,497,299 km (0.098 R)
• M10: 4,497,062 km (0.076 R)
• M11: 5,305,339 km (0.11 R)
• M12: 5,538,562 km (0.108 R)
• M13: 6,353,422 km (0.116 R)
• M14: 7,124,748 km (0.052 R)
• M15: 8,713,478 km (0.114 R)
• M16: 9,275,816 km (0.08 R)
• M17: 12,631,296 km (0.071 R)
• M18: 13,535,017 km (0.116 R)
• M19: 15,136,013 km (0.092 R)
• M20: 15,538,282 km (0.093 R)
• M21: 16,085,661 km (0.092 R)
• M22: 16,504,684 km (0.083 R)
• M23: 17,291,419 km (0.117 R)
• M24: 19,172,314 km (0.12 R)
• M25: 20,283,078 km (0.101 R)
• M26: 23,692,114 km (0.109 R)
• M27: 25,156,528 km (0.076 R)
• M28: 26,006,094 km (0.055 R)
• M29: 27,070,483 km (0.085 R)
• M30: 31,727,614 km (0.038 R)
• M31: 32,386,293 km (0.079 R)
• M32: 33,958,567 km (0.117 R)
• M33: 38,110,656 km (0.1 R)
• M34: 39,230,546 km (0.064 R)
• M35: 39,482,319 km (0.044 R)
• M36: 46,696,078 km (0.108 R)
• M37: 47,548,038 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.7

Radius: 5.2

Gravity: 29.69 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.25 AU - 7.93 AU

Year: 12589 Days

Day: 21.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 72.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 93,251,993 km

• M1: 64,626 km (0.094 R)
• M2: 374,743 km (0.077 R)
• M3: 542,591 km (0.032 R)
• M4: 809,175 km (0.107 R)
• M5: 1,398,590 km (0.112 R)
• M6: 1,653,655 km (0.067 R)
• M7: 2,011,343 km (0.098 R)
• M8: 2,257,581 km (0.094 R)
• M9: 2,502,473 km (0.061 R)
• M10: 2,742,428 km (0.092 R)
• M11: 3,193,167 km (0.068 R)
• M12: 3,637,023 km (0.106 R)
• M13: 3,888,049 km (0.088 R)
• M14: 4,210,582 km (0.066 R)
• M15: 4,550,767 km (0.054 R)
• M16: 5,681,877 km (0.118 R)
• M17: 6,136,205 km (0.086 R)
• M18: 7,599,422 km (0.034 R)
• M19: 9,178,428 km (0.099 R)
• M20: 9,383,676 km (0.108 R)
• M21: 10,235,187 km (0.041 R)
• M22: 10,964,028 km (0.109 R)
• M23: 11,429,427 km (0.103 R)
• M24: 14,851,179 km (0.064 R)
• M25: 15,276,935 km (0.087 R)
• M26: 18,898,849 km (0.101 R)
• M27: 19,231,105 km (0.064 R)
• M28: 19,822,167 km (0.068 R)
• M29: 22,031,877 km (0.1 R)
• M30: 23,624,945 km (0.106 R)
• M31: 24,400,460 km (0.048 R)
• M32: 28,101,511 km (0.093 R)
• M33: 28,752,711 km (0.077 R)
• M34: 28,972,021 km (0.105 R)
• M35: 30,766,448 km (0.053 R)
• M36: 31,574,426 km (0.101 R)
• M37: 42,258,257 km (0.093 R)
• M38: 46,947,701 km (0.114 R)
• M39: 49,417,413 km (0.105 R)
• M40: 50,206,691 km (0.061 R)
• M41: 57,865,803 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81

Radius: 7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.65 AU - 10.47 AU

Year: 16701 Days

Day: 20.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,251,993 km

• M1: 87,066 km (0.083 R)
• M2: 609,312 km (0.077 R)
• M3: 835,654 km (0.106 R)
• M4: 1,189,752 km (0.078 R)
• M5: 1,431,652 km (0.082 R)
• M6: 2,430,816 km (0.105 R)
• M7: 5,088,572 km (0.088 R)
• M8: 10,290,688 km (0.069 R)
• M9: 11,859,222 km (0.116 R)
• M10: 12,211,225 km (0.109 R)
• M11: 12,570,410 km (0.12 R)
• M12: 13,580,644 km (0.091 R)
• M13: 14,472,547 km (0.106 R)
• M14: 20,877,280 km (0.096 R)
• M15: 21,316,949 km (0.11 R)
• M16: 25,556,702 km (0.11 R)
• M17: 30,139,932 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.8

Radius: 6.1

Gravity: 26.33 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.26 AU - 11.74 AU

Year: 22689 Days

Day: 21.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,251,993 km

• M1: 76,744 km (0.11 R)
• M2: 285,283 km (0.105 R)
• M3: 610,210 km (0.049 R)
• M4: 890,407 km (0.049 R)
• M5: 1,109,119 km (0.096 R)
• M6: 1,497,026 km (0.1 R)
• M7: 2,301,713 km (0.113 R)
• M8: 2,566,501 km (0.11 R)
• M9: 2,960,542 km (0.116 R)
• M10: 6,687,474 km (0.113 R)
• M11: 7,329,996 km (0.116 R)
• M12: 7,905,200 km (0.026 R)
• M13: 10,124,933 km (0.113 R)
• M14: 12,147,198 km (0.11 R)
• M15: 16,792,211 km (0.029 R)
• M16: 18,068,281 km (0.067 R)
• M17: 18,921,887 km (0.111 R)
• M18: 21,749,436 km (0.11 R)
• M19: 23,485,370 km (0.047 R)
• M20: 24,616,030 km (0.109 R)
• M21: 25,546,380 km (0.069 R)
• M22: 31,626,187 km (0.049 R)
• M23: 32,309,999 km (0.08 R)
• M24: 36,174,261 km (0.067 R)
• M25: 37,680,263 km (0.116 R)
• M26: 39,858,109 km (0.04 R)
• M27: 47,070,072 km (0.066 R)
• M28: 50,330,708 km (0.097 R)
• M29: 53,932,576 km (0.093 R)
• M30: 56,293,828 km (0.052 R)
• M31: 59,755,523 km (0.072 R)
• M32: 71,220,704 km (0.051 R)
• M33: 91,033,595 km (0.225 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 12,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit