🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.48 AU - 0.56 AU

Year: 242 Days

Day: 25.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,670,653 km

• M1: 220,507 km (0.071 R)
• M2: 606,320 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834

Radius: 13.4

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.31 AU - 1.85 AU

Year: 1282 Days

Day: 13.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,670,653 km

• M1: 166,652 km (0.08 R)
• M2: 833,410 km (0.107 R)
• M3: 1,321,996 km (0.057 R)
• M4: 1,994,289 km (0.084 R)
• M5: 2,955,904 km (0.114 R)
• M6: 3,598,427 km (0.072 R)
• M7: 4,118,280 km (0.062 R)
• M8: 4,843,530 km (0.096 R)
• M9: 5,608,873 km (0.052 R)
• M10: 6,055,423 km (0.089 R)
• M11: 7,122,205 km (0.068 R)
• M12: 9,103,030 km (0.099 R)
• M13: 10,534,981 km (0.029 R)
• M14: 11,217,746 km (0.102 R)
• M15: 11,784,871 km (0.103 R)
• M16: 12,558,442 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.8

Radius: 11.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.01 AU - 3.19 AU

Year: 2707 Days

Day: 8 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,670,653 km

• M1: 138,228 km (0.104 R)
• M2: 483,949 km (0.08 R)
• M3: 926,011 km (0.111 R)
• M4: 1,392,008 km (0.072 R)
• M5: 2,242,771 km (0.119 R)
• M6: 2,653,717 km (0.073 R)
• M7: 3,411,131 km (0.09 R)
• M8: 4,544,484 km (0.117 R)
• M9: 4,986,695 km (0.095 R)
• M10: 5,394,649 km (0.109 R)
• M11: 5,868,874 km (0.119 R)
• M12: 6,231,200 km (0.052 R)
• M13: 6,608,486 km (0.083 R)
• M14: 7,279,881 km (0.099 R)
• M15: 7,887,249 km (0.119 R)
• M16: 10,895,063 km (0.045 R)
• M17: 12,265,978 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 11.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.87 AU - 2.95 AU

Year: 3205 Days

Day: 14.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,670,653 km

• M1: 164,707 km (0.097 R)
• M2: 581,337 km (0.079 R)
• M3: 1,177,634 km (0.103 R)
• M4: 1,609,075 km (0.075 R)
• M5: 2,133,415 km (0.088 R)
• M6: 2,663,291 km (0.074 R)
• M7: 4,466,843 km (0.117 R)
• M8: 5,123,278 km (0.081 R)
• M9: 6,106,435 km (0.097 R)
• M10: 7,121,607 km (0.097 R)
• M11: 8,544,881 km (0.08 R)
• M12: 9,094,055 km (0.094 R)
• M13: 10,225,164 km (0.114 R)
• M14: 13,392,899 km (0.112 R)
• M15: 13,853,361 km (0.046 R)
• M16: 16,006,523 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.8

Radius: 8.7

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.58 AU - 3.56 AU

Year: 3473 Days

Day: 9 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,670,653 km

• M1: 108,309 km (0.07 R)
• M2: 512,373 km (0.109 R)
• M3: 863,629 km (0.065 R)
• M4: 1,287,738 km (0.113 R)
• M5: 1,654,403 km (0.119 R)
• M6: 1,994,888 km (0.073 R)
• M7: 2,408,675 km (0.062 R)
• M8: 2,970,715 km (0.087 R)
• M9: 3,358,323 km (0.086 R)
• M10: 4,538,949 km (0.103 R)
• M11: 5,705,064 km (0.113 R)
• M12: 7,371,884 km (0.076 R)
• M13: 7,693,220 km (0.108 R)
• M14: 8,617,137 km (0.082 R)
• M15: 9,340,592 km (0.074 R)
• M16: 10,721,530 km (0.106 R)
• M17: 11,287,159 km (0.102 R)
• M18: 11,675,366 km (0.103 R)
• M19: 12,601,975 km (0.074 R)
• M20: 14,060,255 km (0.12 R)
• M21: 14,922,537 km (0.107 R)
• M22: 16,061,725 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771

Radius: 9.5

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.43 AU - 3.75 AU

Year: 3507 Days

Day: 7.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,670,653 km

• M1: 118,631 km (0.119 R)
• M2: 418,425 km (0.057 R)
• M3: 1,004,998 km (0.07 R)
• M4: 1,388,567 km (0.115 R)
• M5: 1,794,277 km (0.075 R)
• M6: 2,093,921 km (0.09 R)
• M7: 2,458,043 km (0.085 R)
• M8: 3,003,776 km (0.115 R)
• M9: 6,114,215 km (0.101 R)
• M10: 6,895,415 km (0.058 R)
• M11: 9,252,778 km (0.059 R)
• M12: 9,718,476 km (0.116 R)
• M13: 12,424,702 km (0.09 R)
• M14: 12,753,518 km (0.104 R)
• M15: 15,113,873 km (0.079 R)
• M16: 16,090,298 km (0.116 R)
• M17: 17,515,667 km (0.102 R)
• M18: 19,334,926 km (0.041 R)
• M19: 24,648,643 km (0.07 R)

Asteroid Belt

Center: 5.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.4

Radius: 7.2

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.6 AU - 8.42 AU

Year: 13288 Days

Day: 23.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,670,653 km

• M1: 89,609 km (0.044 R)
• M2: 415,882 km (0.083 R)
• M3: 803,191 km (0.1 R)
• M4: 1,093,860 km (0.089 R)
• M5: 1,342,042 km (0.098 R)
• M6: 1,586,635 km (0.119 R)
• M7: 1,846,038 km (0.111 R)
• M8: 2,236,339 km (0.047 R)
• M9: 3,116,124 km (0.068 R)
• M10: 3,573,893 km (0.112 R)
• M11: 3,869,648 km (0.043 R)
• M12: 5,281,852 km (0.06 R)
• M13: 5,568,482 km (0.101 R)
• M14: 6,207,713 km (0.066 R)
• M15: 7,631,885 km (0.082 R)
• M16: 7,998,699 km (0.109 R)
• M17: 10,601,702 km (0.117 R)
• M18: 12,904,312 km (0.111 R)
• M19: 13,720,818 km (0.09 R)
• M20: 14,633,365 km (0.061 R)
• M21: 17,194,480 km (0.082 R)
• M22: 19,207,768 km (0.114 R)
• M23: 22,514,480 km (0.114 R)
• M24: 24,829,507 km (0.107 R)
• M25: 28,544,022 km (0.106 R)
• M26: 30,330,220 km (0.025 R)
• M27: 31,457,739 km (0.064 R)
• M28: 31,874,669 km (0.116 R)
• M29: 33,796,104 km (0.119 R)
• M30: 37,517,201 km (0.117 R)
• M31: 41,377,873 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539

Radius: 4.4

Gravity: 27.84 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.84 AU - 9.34 AU

Year: 14857 Days

Day: 19.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,670,653 km

• M1: 54,753 km (0.096 R)
• M2: 390,450 km (0.049 R)
• M3: 618,886 km (0.061 R)
• M4: 764,296 km (0.12 R)
• M5: 1,291,478 km (0.114 R)
• M6: 2,543,912 km (0.079 R)
• M7: 2,994,201 km (0.109 R)
• M8: 3,188,529 km (0.076 R)
• M9: 4,350,007 km (0.09 R)
• M10: 6,785,610 km (0.071 R)
• M11: 9,068,623 km (0.079 R)
• M12: 10,658,998 km (0.036 R)
• M13: 13,184,808 km (0.114 R)
• M14: 15,717,500 km (0.085 R)
• M15: 16,830,658 km (0.097 R)
• M16: 24,729,874 km (0.096 R)
• M17: 26,953,348 km (0.107 R)
• M18: 33,087,758 km (0.069 R)
• M19: 39,015,573 km (0.066 R)
• M20: 40,635,120 km (0.114 R)
• M21: 49,407,988 km (0.101 R)
• M22: 49,877,127 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.5

Radius: 6.5

Gravity: 16.56 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.66 AU - 9.1 AU

Year: 15663 Days

Day: 23.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,670,653 km

• M1: 81,680 km (0.085 R)
• M2: 332,406 km (0.109 R)
• M3: 718,070 km (0.117 R)
• M4: 957,426 km (0.076 R)
• M5: 1,980,526 km (0.053 R)
• M6: 2,868,539 km (0.05 R)
• M7: 3,190,923 km (0.064 R)
• M8: 3,401,108 km (0.113 R)
• M9: 5,214,383 km (0.088 R)
• M10: 6,246,010 km (0.106 R)
• M11: 8,961,960 km (0.079 R)
• M12: 11,438,403 km (0.086 R)
• M13: 12,636,233 km (0.115 R)
• M14: 13,846,181 km (0.091 R)
• M15: 24,248,468 km (0.096 R)
• M16: 25,792,767 km (0.1 R)
• M17: 33,246,332 km (0.09 R)
• M18: 37,798,595 km (0.065 R)
• M19: 39,310,730 km (0.039 R)
• M20: 41,726,436 km (0.08 R)
• M21: 48,115,163 km (0.114 R)
• M22: 51,208,099 km (0.039 R)
• M23: 51,875,605 km (0.068 R)
• M24: 52,211,602 km (0.096 R)
• M25: 57,247,664 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.5

Radius: 6.1

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.69 AU - 12.49 AU

Year: 23846 Days

Day: 21.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,670,653 km

• M1: 76,445 km (0.065 R)
• M2: 297,550 km (0.101 R)
• M3: 529,277 km (0.085 R)
• M4: 1,143,227 km (0.091 R)
• M5: 1,770,790 km (0.07 R)
• M6: 3,627,300 km (0.055 R)
• M7: 4,020,592 km (0.084 R)
• M8: 7,695,913 km (0.089 R)
• M9: 20,477,854 km (0.109 R)
• M10: 26,318,155 km (0.108 R)
• M11: 27,984,376 km (0.1 R)
• M12: 44,734,700 km (0.063 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 13,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit