🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.53 AU - 0.79 AU

Year: 352 Days

Day: 12.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.1

Radius: 8.7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.83 AU - 0.87 AU

Year: 514 Days

Day: 9.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 76,354,951 km

• M1: 108,758 km (0.083 R)
• M2: 640,129 km (0.083 R)
• M3: 2,665,535 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.9

Radius: 10.2

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.13 AU - 1.63 AU

Year: 1063 Days

Day: 6.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 75.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,354,951 km

• M1: 127,009 km (0.118 R)
• M2: 618,438 km (0.089 R)
• M3: 958,324 km (0.094 R)
• M4: 1,391,709 km (0.106 R)
• M5: 2,054,278 km (0.118 R)
• M6: 2,775,938 km (0.095 R)
• M7: 3,096,377 km (0.083 R)
• M8: 3,672,179 km (0.116 R)
• M9: 4,668,351 km (0.118 R)
• M10: 5,408,561 km (0.117 R)
• M11: 5,759,817 km (0.042 R)
• M12: 6,225,216 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.1

Radius: 12.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.46 AU - 2.82 AU

Year: 2814 Days

Day: 15 Hours

Environment

Temp: -194 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,354,951 km

• M1: 159,172 km (0.107 R)
• M2: 640,877 km (0.116 R)
• M3: 1,040,304 km (0.049 R)
• M4: 1,808,339 km (0.115 R)
• M5: 2,229,457 km (0.104 R)
• M6: 2,716,847 km (0.107 R)
• M7: 3,403,202 km (0.086 R)
• M8: 4,181,260 km (0.053 R)
• M9: 4,810,469 km (0.083 R)
• M10: 5,374,004 km (0.062 R)
• M11: 6,459,187 km (0.049 R)
• M12: 7,460,147 km (0.118 R)
• M13: 8,809,071 km (0.097 R)
• M14: 10,839,114 km (0.119 R)
• M15: 11,423,742 km (0.067 R)
• M16: 12,520,145 km (0.102 R)
• M17: 13,117,489 km (0.101 R)
• M18: 14,122,488 km (0.09 R)
• M19: 15,593,783 km (0.114 R)
• M20: 16,124,107 km (0.117 R)
• M21: 18,720,528 km (0.079 R)
• M22: 19,198,942 km (0.084 R)
• M23: 20,810,709 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.3

Radius: 9.8

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.43 AU - 3.11 AU

Year: 3024 Days

Day: 9.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,354,951 km

• M1: 121,922 km (0.098 R)
• M2: 445,353 km (0.106 R)
• M3: 1,307,336 km (0.053 R)
• M4: 2,087,339 km (0.108 R)
• M5: 2,496,040 km (0.103 R)
• M6: 5,316,110 km (0.112 R)
• M7: 5,656,295 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.7

Radius: 8.1

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.77 AU - 3.23 AU

Year: 3409 Days

Day: 12.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,354,951 km

• M1: 101,278 km (0.078 R)
• M2: 536,757 km (0.055 R)
• M3: 862,881 km (0.098 R)
• M4: 1,370,616 km (0.074 R)
• M5: 1,640,341 km (0.116 R)
• M6: 1,920,089 km (0.119 R)
• M7: 2,362,749 km (0.099 R)
• M8: 3,171,176 km (0.075 R)
• M9: 4,174,229 km (0.03 R)
• M10: 5,168,756 km (0.068 R)
• M11: 6,026,700 km (0.117 R)
• M12: 7,007,613 km (0.051 R)
• M13: 10,019,168 km (0.114 R)
• M14: 12,326,117 km (0.078 R)
• M15: 13,215,775 km (0.095 R)
• M16: 15,386,291 km (0.083 R)
• M17: 15,869,043 km (0.106 R)
• M18: 19,659,853 km (0.092 R)
• M19: 21,464,302 km (0.028 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.4

Radius: 10.5

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.59 AU - 3.57 AU

Year: 3546 Days

Day: 10.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,354,951 km

• M1: 130,749 km (0.087 R)
• M2: 710,590 km (0.082 R)
• M3: 1,791,734 km (0.064 R)
• M4: 3,351,142 km (0.098 R)
• M5: 5,041,149 km (0.106 R)
• M6: 6,554,930 km (0.076 R)
• M7: 7,270,307 km (0.104 R)
• M8: 8,820,141 km (0.05 R)
• M9: 10,579,262 km (0.089 R)
• M10: 11,257,689 km (0.1 R)
• M11: 13,565,984 km (0.098 R)
• M12: 14,315,918 km (0.118 R)
• M13: 16,284,027 km (0.03 R)
• M14: 19,159,448 km (0.106 R)
• M15: 19,596,124 km (0.095 R)
• M16: 21,144,163 km (0.107 R)
• M17: 23,902,748 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958

Radius: 5.3

Gravity: 34.1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.42 AU - 7.88 AU

Year: 13880 Days

Day: 20.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,354,951 km

• M1: 67,169 km (0.112 R)
• M2: 260,749 km (0.109 R)
• M3: 530,175 km (0.089 R)
• M4: 908,807 km (0.05 R)
• M5: 1,145,022 km (0.107 R)
• M6: 1,334,263 km (0.051 R)
• M7: 1,641,089 km (0.086 R)
• M8: 2,570,989 km (0.063 R)
• M9: 2,754,845 km (0.117 R)
• M10: 3,523,927 km (0.068 R)
• M11: 3,928,141 km (0.067 R)
• M12: 5,400,782 km (0.088 R)
• M13: 5,664,972 km (0.114 R)
• M14: 7,343,311 km (0.105 R)
• M15: 9,986,256 km (0.106 R)
• M16: 11,212,809 km (0.109 R)
• M17: 14,968,613 km (0.062 R)
• M18: 16,333,993 km (0.115 R)
• M19: 21,296,304 km (0.114 R)
• M20: 22,726,011 km (0.095 R)
• M21: 23,216,542 km (0.086 R)
• M22: 27,618,759 km (0.073 R)
• M23: 27,841,211 km (0.095 R)
• M24: 29,664,510 km (0.093 R)
• M25: 33,294,801 km (0.068 R)
• M26: 34,182,515 km (0.108 R)
• M27: 43,342,243 km (0.11 R)
• M28: 43,944,674 km (0.107 R)
• M29: 45,012,354 km (0.107 R)
• M30: 45,630,193 km (0.059 R)
• M31: 53,836,683 km (0.11 R)
• M32: 57,376,917 km (0.085 R)
• M33: 60,693,203 km (0.1 R)
• M34: 63,552,467 km (0.101 R)
• M35: 64,329,927 km (0.072 R)
• M36: 65,113,520 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.9

Radius: 6

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.58 AU - 9.46 AU

Year: 14899 Days

Day: 16.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,354,951 km

• M1: 74,649 km (0.091 R)
• M2: 476,619 km (0.119 R)
• M3: 859,739 km (0.098 R)
• M4: 1,540,559 km (0.095 R)
• M5: 2,104,842 km (0.054 R)
• M6: 2,512,197 km (0.073 R)
• M7: 2,819,172 km (0.119 R)
• M8: 4,866,419 km (0.108 R)
• M9: 5,181,621 km (0.084 R)
• M10: 5,922,879 km (0.051 R)
• M11: 8,213,521 km (0.067 R)
• M12: 8,706,147 km (0.095 R)
• M13: 9,361,536 km (0.107 R)
• M14: 10,302,805 km (0.105 R)
• M15: 11,802,524 km (0.064 R)
• M16: 12,028,118 km (0.063 R)
• M17: 12,429,638 km (0.036 R)
• M18: 15,970,919 km (0.111 R)
• M19: 16,246,927 km (0.076 R)
• M20: 16,879,726 km (0.099 R)
• M21: 18,044,944 km (0.098 R)
• M22: 19,654,467 km (0.066 R)
• M23: 21,608,365 km (0.109 R)
• M24: 25,992,630 km (0.097 R)
• M25: 27,444,777 km (0.071 R)
• M26: 27,840,912 km (0.074 R)
• M27: 29,463,899 km (0.07 R)
• M28: 35,406,226 km (0.071 R)
• M29: 35,758,080 km (0.081 R)
• M30: 36,468,520 km (0.069 R)
• M31: 43,694,097 km (0.081 R)
• M32: 44,234,295 km (0.052 R)
• M33: 45,190,226 km (0.08 R)
• M34: 45,604,163 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.9

Radius: 8

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.64 AU - 9.8 AU

Year: 18366 Days

Day: 15.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,354,951 km

• M1: 101,128 km (0.102 R)
• M2: 383,419 km (0.043 R)
• M3: 900,430 km (0.045 R)
• M4: 1,193,641 km (0.107 R)
• M5: 1,518,568 km (0.067 R)
• M6: 2,528,653 km (0.12 R)
• M7: 3,070,197 km (0.108 R)
• M8: 3,993,515 km (0.11 R)
• M9: 4,383,666 km (0.084 R)
• M10: 5,278,561 km (0.092 R)
• M11: 6,956,002 km (0.097 R)
• M12: 7,966,087 km (0.104 R)
• M13: 10,274,531 km (0.117 R)
• M14: 10,576,121 km (0.094 R)
• M15: 10,883,544 km (0.07 R)
• M16: 13,277,110 km (0.075 R)
• M17: 13,707,503 km (0.045 R)
• M18: 16,902,315 km (0.063 R)
• M19: 18,449,756 km (0.096 R)
• M20: 22,931,708 km (0.112 R)
• M21: 23,865,648 km (0.116 R)
• M22: 24,609,448 km (0.117 R)
• M23: 26,031,525 km (0.088 R)
• M24: 28,207,427 km (0.081 R)
• M25: 30,750,142 km (0.118 R)
• M26: 34,238,913 km (0.065 R)
• M27: 41,684,549 km (0.07 R)
• M28: 44,494,147 km (0.075 R)
• M29: 50,487,337 km (0.111 R)
• M30: 52,777,231 km (0.109 R)
• M31: 55,319,946 km (0.052 R)
• M32: 59,478,767 km (0.086 R)
• M33: 60,844,446 km (0.112 R)
• M34: 62,831,554 km (0.034 R)
• M35: 71,213,374 km (0.077 R)
• M36: 74,539,383 km (0.07 R)
• M37: 75,898,330 km (0.043 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 16,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit