🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.49 AU - 0.55 AU

Year: 238 Days

Day: 46.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,688,085 km

• M1: 29,920 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.7

Radius: 14.4

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.04 AU - 1.06 AU

Year: 684 Days

Day: 5.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,688,085 km

• M1: 179,218 km (0.116 R)
• M2: 717,771 km (0.041 R)
• M3: 1,431,502 km (0.085 R)
• M4: 1,932,057 km (0.102 R)
• M5: 3,021,279 km (0.116 R)
• M6: 4,050,811 km (0.032 R)
• M7: 4,668,950 km (0.117 R)
• M8: 5,318,503 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.7

Radius: 12.4

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.97 AU - 1.35 AU

Year: 794 Days

Day: 7.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,688,085 km

• M1: 155,881 km (0.096 R)
• M2: 912,397 km (0.116 R)
• M3: 1,329,027 km (0.078 R)
• M4: 1,719,628 km (0.086 R)
• M5: 2,248,905 km (0.098 R)
• M6: 2,638,158 km (0.046 R)
• M7: 3,741,742 km (0.091 R)
• M8: 4,829,169 km (0.089 R)
• M9: 5,278,411 km (0.116 R)
• M10: 5,854,363 km (0.044 R)
• M11: 6,709,016 km (0.065 R)
• M12: 7,455,958 km (0.081 R)
• M13: 8,182,405 km (0.073 R)
• M14: 9,088,968 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 9.9

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.06 AU - 4.38 AU

Year: 4562 Days

Day: 14.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,688,085 km

• M1: 123,119 km (0.076 R)
• M2: 476,170 km (0.054 R)
• M3: 1,209,499 km (0.07 R)
• M4: 1,538,913 km (0.12 R)
• M5: 2,039,917 km (0.114 R)
• M6: 2,984,328 km (0.078 R)
• M7: 3,944,746 km (0.076 R)
• M8: 5,179,976 km (0.078 R)
• M9: 8,319,886 km (0.113 R)
• M10: 9,168,554 km (0.101 R)
• M11: 13,147,858 km (0.108 R)
• M12: 15,799,630 km (0.097 R)
• M13: 17,159,474 km (0.092 R)
• M14: 19,574,732 km (0.117 R)
• M15: 22,498,473 km (0.087 R)
• M16: 23,012,491 km (0.062 R)
• M17: 26,101,687 km (0.096 R)
• M18: 27,162,485 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.7

Radius: 6.2

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.73 AU - 8.47 AU

Year: 13322 Days

Day: 24.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,688,085 km

• M1: 84,224 km (0.092 R)
• M2: 374,443 km (0.101 R)
• M3: 1,412,802 km (0.104 R)
• M4: 1,876,256 km (0.047 R)
• M5: 3,032,349 km (0.078 R)
• M6: 3,721,397 km (0.061 R)
• M7: 6,450,511 km (0.054 R)
• M8: 7,582,368 km (0.051 R)
• M9: 8,376,434 km (0.117 R)
• M10: 11,256,342 km (0.118 R)
• M11: 14,802,410 km (0.114 R)
• M12: 19,426,929 km (0.113 R)
• M13: 23,810,895 km (0.049 R)
• M14: 25,599,636 km (0.106 R)
• M15: 25,792,917 km (0.096 R)
• M16: 31,500,375 km (0.106 R)
• M17: 48,213,000 km (0.061 R)
• M18: 49,550,106 km (0.054 R)
• M19: 51,064,336 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.5

Radius: 6.1

Gravity: 25.68 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.87 AU - 9.78 AU

Year: 13904 Days

Day: 22.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,688,085 km

• M1: 76,744 km (0.108 R)
• M2: 364,420 km (0.105 R)
• M3: 814,860 km (0.046 R)
• M4: 1,032,076 km (0.11 R)
• M5: 1,431,801 km (0.115 R)
• M6: 2,342,553 km (0.096 R)
• M7: 2,741,680 km (0.075 R)
• M8: 3,316,435 km (0.114 R)
• M9: 4,470,134 km (0.04 R)
• M10: 5,486,053 km (0.101 R)
• M11: 5,791,532 km (0.057 R)
• M12: 5,988,104 km (0.098 R)
• M13: 6,690,316 km (0.077 R)
• M14: 6,950,766 km (0.1 R)
• M15: 9,885,427 km (0.108 R)
• M16: 10,395,706 km (0.096 R)
• M17: 11,905,148 km (0.085 R)
• M18: 12,352,595 km (0.081 R)
• M19: 13,486,248 km (0.108 R)
• M20: 15,577,327 km (0.081 R)
• M21: 15,958,502 km (0.101 R)
• M22: 17,958,327 km (0.096 R)
• M23: 18,803,106 km (0.091 R)
• M24: 22,447,759 km (0.06 R)
• M25: 27,743,075 km (0.102 R)
• M26: 29,561,736 km (0.111 R)
• M27: 35,361,197 km (0.098 R)
• M28: 35,887,183 km (0.066 R)
• M29: 37,632,691 km (0.104 R)
• M30: 38,595,652 km (0.12 R)
• M31: 47,056,459 km (0.072 R)
• M32: 50,793,713 km (0.028 R)
• M33: 54,899,427 km (0.104 R)
• M34: 56,315,670 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.1

Radius: 3.6

Gravity: 26.71 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.66 AU - 10.42 AU

Year: 15868 Days

Day: 18.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,688,085 km

• M1: 45,179 km (0.109 R)
• M2: 337,493 km (0.118 R)
• M3: 525,388 km (0.109 R)
• M4: 807,978 km (0.114 R)
• M5: 1,159,683 km (0.116 R)
• M6: 1,517,072 km (0.104 R)
• M7: 2,102,448 km (0.094 R)
• M8: 2,568,147 km (0.116 R)
• M9: 3,267,217 km (0.059 R)
• M10: 8,678,472 km (0.077 R)
• M11: 10,169,663 km (0.032 R)
• M12: 10,540,816 km (0.114 R)
• M13: 10,702,531 km (0.061 R)
• M14: 11,998,198 km (0.103 R)
• M15: 12,174,574 km (0.075 R)
• M16: 12,592,700 km (0.06 R)
• M17: 24,013,600 km (0.088 R)
• M18: 26,118,891 km (0.062 R)
• M19: 30,039,402 km (0.098 R)
• M20: 31,801,216 km (0.076 R)
• M21: 36,259,083 km (0.093 R)
• M22: 38,127,561 km (0.068 R)
• M23: 42,871,758 km (0.098 R)
• M24: 44,256,136 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.3

Radius: 7.6

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.3 AU - 11.48 AU

Year: 24441 Days

Day: 17.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,688,085 km

• M1: 98,136 km (0.118 R)
• M2: 1,111,662 km (0.12 R)
• M3: 1,758,224 km (0.072 R)
• M4: 2,584,902 km (0.097 R)
• M5: 2,937,653 km (0.064 R)
• M6: 3,802,927 km (0.096 R)
• M7: 5,129,861 km (0.117 R)
• M8: 7,510,711 km (0.071 R)
• M9: 11,512,603 km (0.105 R)
• M10: 12,610,203 km (0.056 R)
• M11: 20,798,442 km (0.062 R)
• M12: 25,689,395 km (0.111 R)
• M13: 26,845,637 km (0.087 R)
• M14: 29,510,723 km (0.106 R)
• M15: 36,070,590 km (0.073 R)
• M16: 37,226,383 km (0.083 R)
• M17: 41,466,136 km (0.118 R)
• M18: 52,342,649 km (0.082 R)
• M19: 52,710,211 km (0.102 R)
• M20: 76,152,347 km (0.076 R)
• M21: 80,959,675 km (0.116 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 15,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit