🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.56 AU - 2.18 AU

Year: 979 Days

Day: 34 Hours

Environment

Temp: -81 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.8

Radius: 11.6

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4 AU - 4.22 AU

Year: 3190 Days

Day: 14.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,499,435 km

• M1: 144,212 km (0.115 R)
• M2: 546,780 km (0.03 R)
• M3: 908,358 km (0.057 R)
• M4: 1,354,459 km (0.097 R)
• M5: 2,238,134 km (0.098 R)
• M6: 2,991,060 km (0.11 R)
• M7: 3,964,942 km (0.101 R)
• M8: 4,679,571 km (0.105 R)
• M9: 5,428,907 km (0.105 R)
• M10: 10,161,136 km (0.079 R)
• M11: 10,934,408 km (0.096 R)
• M12: 11,335,479 km (0.074 R)
• M13: 11,955,413 km (0.107 R)
• M14: 12,511,020 km (0.106 R)
• M15: 13,673,844 km (0.079 R)
• M16: 18,146,671 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.6

Radius: 11.5

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.47 AU - 6.93 AU

Year: 5911 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,499,435 km

• M1: 148,102 km (0.101 R)
• M2: 527,931 km (0.097 R)
• M3: 1,395,599 km (0.092 R)
• M4: 1,963,771 km (0.069 R)
• M5: 2,764,419 km (0.107 R)
• M6: 3,960,604 km (0.094 R)
• M7: 4,932,092 km (0.112 R)
• M8: 5,447,457 km (0.113 R)
• M9: 6,113,317 km (0.104 R)
• M10: 6,617,163 km (0.117 R)
• M11: 7,342,862 km (0.066 R)
• M12: 7,844,164 km (0.072 R)
• M13: 13,490,138 km (0.12 R)
• M14: 14,090,623 km (0.111 R)
• M15: 15,999,791 km (0.029 R)
• M16: 18,316,913 km (0.082 R)
• M17: 20,002,133 km (0.079 R)
• M18: 23,750,756 km (0.074 R)
• M19: 24,479,298 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.4

Radius: 9.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.84 AU - 9.64 AU

Year: 8245 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,499,435 km

• M1: 113,246 km (0.117 R)
• M2: 446,250 km (0.113 R)
• M3: 1,080,246 km (0.079 R)
• M4: 1,570,329 km (0.03 R)
• M5: 2,202,978 km (0.051 R)
• M6: 3,326,608 km (0.076 R)
• M7: 4,130,248 km (0.12 R)
• M8: 4,466,244 km (0.094 R)
• M9: 6,272,340 km (0.099 R)
• M10: 10,056,567 km (0.104 R)
• M11: 13,254,970 km (0.105 R)
• M12: 17,880,386 km (0.058 R)
• M13: 18,452,748 km (0.061 R)
• M14: 19,768,461 km (0.08 R)
• M15: 21,286,879 km (0.095 R)
• M16: 21,929,851 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395

Radius: 12

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9 AU - 10.62 AU

Year: 11764 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,499,435 km

• M1: 150,196 km (0.094 R)
• M2: 793,018 km (0.115 R)
• M3: 1,521,111 km (0.112 R)
• M4: 2,233,945 km (0.066 R)
• M5: 2,777,733 km (0.089 R)
• M6: 3,203,339 km (0.1 R)
• M7: 3,975,713 km (0.104 R)
• M8: 4,720,561 km (0.092 R)
• M9: 5,267,341 km (0.11 R)
• M10: 6,379,900 km (0.099 R)
• M11: 6,934,759 km (0.028 R)
• M12: 8,442,257 km (0.114 R)
• M13: 9,066,229 km (0.098 R)
• M14: 10,356,361 km (0.04 R)
• M15: 10,864,097 km (0.102 R)
• M16: 11,548,956 km (0.11 R)
• M17: 12,773,414 km (0.114 R)
• M18: 13,417,134 km (0.082 R)
• M19: 16,009,067 km (0.106 R)
• M20: 16,896,332 km (0.042 R)
• M21: 17,888,165 km (0.046 R)
• M22: 19,144,189 km (0.078 R)
• M23: 20,537,244 km (0.104 R)
• M24: 27,266,606 km (0.088 R)
• M25: 29,631,897 km (0.09 R)
• M26: 30,553,121 km (0.07 R)
• M27: 34,993,336 km (0.108 R)
• M28: 38,744,502 km (0.083 R)
• M29: 41,220,496 km (0.06 R)
• M30: 43,015,222 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.9

Radius: 12.1

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.5 AU - 10.32 AU

Year: 11945 Days

Day: 7.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,499,435 km

• M1: 175,628 km (0.088 R)
• M2: 1,100,442 km (0.031 R)
• M3: 1,859,801 km (0.095 R)
• M4: 2,261,471 km (0.089 R)
• M5: 2,682,589 km (0.118 R)
• M6: 3,091,440 km (0.034 R)
• M7: 4,382,170 km (0.076 R)
• M8: 5,103,681 km (0.067 R)
• M9: 6,072,327 km (0.076 R)
• M10: 10,843,602 km (0.08 R)
• M11: 12,495,611 km (0.118 R)
• M12: 13,294,314 km (0.087 R)
• M13: 15,183,735 km (0.118 R)
• M14: 15,829,848 km (0.07 R)
• M15: 16,629,150 km (0.088 R)
• M16: 22,662,282 km (0.094 R)
• M17: 25,981,560 km (0.061 R)
• M18: 31,966,522 km (0.093 R)
• M19: 33,243,340 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.4

Radius: 5.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 10.63 AU - 14.67 AU

Year: 17227 Days

Day: 23.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,499,435 km

• M1: 69,264 km (0.081 R)
• M2: 910,901 km (0.107 R)
• M3: 1,248,095 km (0.107 R)
• M4: 1,742,516 km (0.093 R)
• M5: 2,645,489 km (0.104 R)
• M6: 5,813,672 km (0.093 R)
• M7: 8,556,549 km (0.071 R)
• M8: 8,910,797 km (0.074 R)
• M9: 18,471,447 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.2

Radius: 4.9

Gravity: 22.92 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 13.62 AU - 16.52 AU

Year: 22400 Days

Day: 21.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,499,435 km

• M1: 61,036 km (0.095 R)
• M2: 252,671 km (0.093 R)
• M3: 872,455 km (0.063 R)
• M4: 1,385,127 km (0.107 R)
• M5: 1,594,713 km (0.082 R)
• M6: 1,881,642 km (0.078 R)
• M7: 2,223,473 km (0.096 R)
• M8: 3,558,036 km (0.119 R)
• M9: 5,508,493 km (0.071 R)
• M10: 7,099,317 km (0.073 R)
• M11: 8,075,592 km (0.095 R)
• M12: 9,305,137 km (0.083 R)
• M13: 10,052,827 km (0.112 R)
• M14: 12,263,585 km (0.109 R)
• M15: 12,810,963 km (0.112 R)
• M16: 16,115,879 km (0.091 R)
• M17: 17,276,011 km (0.077 R)
• M18: 17,789,880 km (0.062 R)
• M19: 18,402,184 km (0.093 R)
• M20: 19,209,863 km (0.106 R)
• M21: 23,710,365 km (0.107 R)
• M22: 28,627,797 km (0.065 R)
• M23: 32,215,303 km (0.054 R)
• M24: 33,124,110 km (0.092 R)
• M25: 36,930,179 km (0.104 R)
• M26: 45,558,984 km (0.102 R)
• M27: 55,623,630 km (0.038 R)
• M28: 60,972,502 km (0.063 R)
• M29: 61,367,141 km (0.119 R)
• M30: 61,962,391 km (0.113 R)
• M31: 67,282,989 km (0.082 R)
• M32: 69,838,120 km (0.057 R)
• M33: 70,486,926 km (0.087 R)
• M34: 70,921,658 km (0.06 R)
• M35: 71,796,506 km (0.099 R)
• M36: 72,457,280 km (0.071 R)
• M37: 75,367,706 km (0.081 R)
• M38: 76,050,172 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.4

Radius: 5.4

Gravity: 16.13 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 14.67 AU - 16.71 AU

Year: 23796 Days

Day: 15.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,499,435 km

• M1: 67,169 km (0.082 R)
• M2: 358,586 km (0.083 R)
• M3: 880,084 km (0.079 R)
• M4: 1,774,081 km (0.119 R)
• M5: 3,295,940 km (0.04 R)
• M6: 5,410,805 km (0.106 R)
• M7: 6,096,562 km (0.112 R)
• M8: 6,351,926 km (0.106 R)
• M9: 6,883,896 km (0.076 R)
• M10: 7,737,052 km (0.051 R)
• M11: 10,174,899 km (0.085 R)
• M12: 13,577,952 km (0.11 R)
• M13: 19,532,396 km (0.046 R)
• M14: 20,653,332 km (0.106 R)
• M15: 27,249,103 km (0.116 R)
• M16: 27,942,189 km (0.096 R)
• M17: 37,621,621 km (0.103 R)
• M18: 38,192,785 km (0.12 R)
• M19: 42,662,022 km (0.081 R)
• M20: 59,476,822 km (0.067 R)
• M21: 64,227,452 km (0.083 R)
• M22: 73,138,399 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.9

Radius: 6.7

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 15.14 AU - 21.16 AU

Year: 29606 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,499,435 km

• M1: 88,861 km (0.065 R)
• M2: 305,479 km (0.053 R)
• M3: 600,037 km (0.107 R)
• M4: 1,251,536 km (0.065 R)
• M5: 1,912,310 km (0.105 R)
• M6: 3,541,879 km (0.11 R)
• M7: 4,306,923 km (0.114 R)
• M8: 7,174,564 km (0.07 R)
• M9: 7,610,343 km (0.045 R)
• M10: 8,250,023 km (0.104 R)
• M11: 8,777,206 km (0.051 R)
• M12: 9,124,273 km (0.051 R)
• M13: 9,898,891 km (0.062 R)
• M14: 10,604,843 km (0.105 R)
• M15: 11,344,007 km (0.088 R)
• M16: 13,504,050 km (0.093 R)
• M17: 13,900,036 km (0.059 R)
• M18: 14,854,171 km (0.105 R)
• M19: 16,144,153 km (0.12 R)
• M20: 19,524,916 km (0.067 R)
• M21: 21,692,888 km (0.073 R)
• M22: 22,511,039 km (0.101 R)
• M23: 24,500,092 km (0.069 R)
• M24: 25,287,575 km (0.104 R)
• M25: 27,121,196 km (0.105 R)
• M26: 30,823,145 km (0.096 R)
• M27: 32,206,327 km (0.116 R)
• M28: 36,222,282 km (0.118 R)
• M29: 43,779,817 km (0.055 R)
• M30: 48,845,500 km (0.116 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 13,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit