🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.56 AU - 0.74 AU

Year: 236 Days

Day: 23.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.71 AU - 0.77 AU

Year: 286 Days

Day: 43.9 Hours

Environment

Temp: -31 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.9

Radius: 12.6

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.59 AU - 3.35 AU

Year: 2301 Days

Day: 10.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,485,379 km

• M1: 156,779 km (0.056 R)
• M2: 598,840 km (0.101 R)
• M3: 1,122,283 km (0.098 R)
• M4: 1,562,849 km (0.112 R)
• M5: 2,227,811 km (0.064 R)
• M6: 3,014,547 km (0.078 R)
• M7: 4,336,094 km (0.093 R)
• M8: 4,818,697 km (0.111 R)
• M9: 5,821,003 km (0.115 R)
• M10: 7,536,142 km (0.061 R)
• M11: 8,510,324 km (0.062 R)
• M12: 9,270,281 km (0.064 R)
• M13: 14,591,926 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.5

Radius: 10.1

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.08 AU - 3.32 AU

Year: 2574 Days

Day: 12.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,485,379 km

• M1: 125,812 km (0.119 R)
• M2: 611,855 km (0.06 R)
• M3: 1,186,910 km (0.052 R)
• M4: 1,793,230 km (0.066 R)
• M5: 2,192,357 km (0.099 R)
• M6: 2,910,576 km (0.11 R)
• M7: 3,602,616 km (0.085 R)
• M8: 4,186,197 km (0.093 R)
• M9: 4,852,656 km (0.085 R)
• M10: 6,069,485 km (0.093 R)
• M11: 7,032,297 km (0.045 R)
• M12: 8,616,089 km (0.067 R)
• M13: 10,568,491 km (0.086 R)
• M14: 11,006,514 km (0.116 R)
• M15: 11,571,246 km (0.112 R)
• M16: 12,115,483 km (0.07 R)
• M17: 13,593,809 km (0.114 R)
• M18: 14,465,366 km (0.08 R)
• M19: 15,606,499 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.5

Radius: 9.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.64 AU - 3.7 AU

Year: 3161 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,485,379 km

• M1: 119,379 km (0.109 R)
• M2: 440,267 km (0.112 R)
• M3: 808,576 km (0.077 R)
• M4: 1,258,417 km (0.098 R)
• M5: 1,859,352 km (0.091 R)
• M6: 2,686,329 km (0.111 R)
• M7: 3,374,180 km (0.113 R)
• M8: 3,721,995 km (0.101 R)
• M9: 4,033,308 km (0.117 R)
• M10: 4,383,367 km (0.1 R)
• M11: 5,582,245 km (0.049 R)
• M12: 7,282,125 km (0.039 R)
• M13: 8,381,520 km (0.09 R)
• M14: 8,714,974 km (0.111 R)
• M15: 10,518,077 km (0.069 R)
• M16: 11,224,179 km (0.089 R)
• M17: 11,588,898 km (0.102 R)
• M18: 12,256,853 km (0.11 R)
• M19: 12,730,779 km (0.104 R)
• M20: 13,172,242 km (0.067 R)
• M21: 13,899,737 km (0.118 R)
• M22: 14,462,823 km (0.086 R)
• M23: 18,838,860 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.7

Radius: 13.2

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.81 AU - 4.99 AU

Year: 4150 Days

Day: 15 Hours

Environment

Temp: -172 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,485,379 km

• M1: 165,605 km (0.109 R)
• M2: 1,054,515 km (0.096 R)
• M3: 1,725,761 km (0.101 R)
• M4: 2,542,715 km (0.111 R)
• M5: 3,767,024 km (0.106 R)
• M6: 4,490,778 km (0.034 R)
• M7: 5,259,113 km (0.101 R)
• M8: 6,587,841 km (0.096 R)
• M9: 7,821,425 km (0.097 R)
• M10: 8,381,520 km (0.09 R)
• M11: 12,997,512 km (0.113 R)
• M12: 13,829,426 km (0.078 R)
• M13: 16,792,810 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.3

Radius: 9.5

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.66 AU - 6.92 AU

Year: 6264 Days

Day: 10 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,485,379 km

• M1: 118,482 km (0.072 R)
• M2: 440,416 km (0.074 R)
• M3: 793,617 km (0.037 R)
• M4: 2,330,136 km (0.093 R)
• M5: 3,335,883 km (0.114 R)
• M6: 4,112,595 km (0.118 R)
• M7: 5,259,113 km (0.084 R)
• M8: 6,969,316 km (0.027 R)
• M9: 8,654,835 km (0.107 R)
• M10: 9,610,018 km (0.119 R)
• M11: 9,967,706 km (0.111 R)
• M12: 10,824,304 km (0.052 R)
• M13: 12,137,922 km (0.118 R)
• M14: 13,778,861 km (0.077 R)
• M15: 14,605,539 km (0.088 R)
• M16: 15,465,129 km (0.062 R)
• M17: 15,907,340 km (0.105 R)
• M18: 16,206,685 km (0.05 R)
• M19: 16,765,583 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.5

Radius: 7.6

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.08 AU - 11.9 AU

Year: 14196 Days

Day: 24.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,485,379 km

• M1: 94,546 km (0.111 R)
• M2: 776,712 km (0.093 R)
• M3: 1,106,127 km (0.093 R)
• M4: 1,455,288 km (0.032 R)
• M5: 2,691,565 km (0.104 R)
• M6: 4,639,030 km (0.07 R)
• M7: 6,263,364 km (0.049 R)
• M8: 6,907,981 km (0.104 R)
• M9: 9,107,818 km (0.041 R)
• M10: 11,618,070 km (0.111 R)
• M11: 15,901,954 km (0.117 R)
• M12: 16,793,707 km (0.09 R)
• M13: 21,134,140 km (0.066 R)
• M14: 21,758,113 km (0.113 R)
• M15: 29,454,774 km (0.079 R)
• M16: 45,355,681 km (0.103 R)
• M17: 49,913,928 km (0.066 R)
• M18: 50,228,233 km (0.07 R)
• M19: 52,141,889 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.3

Radius: 4.6

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8 AU - 12.32 AU

Year: 14560 Days

Day: 16.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,485,379 km

• M1: 57,146 km (0.052 R)
• M2: 216,319 km (0.032 R)
• M3: 428,897 km (0.066 R)
• M4: 583,731 km (0.081 R)
• M5: 811,419 km (0.117 R)
• M6: 1,053,468 km (0.082 R)
• M7: 1,513,033 km (0.091 R)
• M8: 2,235,441 km (0.079 R)
• M9: 2,879,310 km (0.096 R)
• M10: 3,516,148 km (0.059 R)
• M11: 3,663,951 km (0.094 R)
• M12: 4,025,230 km (0.119 R)
• M13: 5,778,966 km (0.11 R)
• M14: 6,196,643 km (0.098 R)
• M15: 6,340,257 km (0.097 R)
• M16: 7,489,318 km (0.097 R)
• M17: 8,241,795 km (0.069 R)
• M18: 11,325,756 km (0.105 R)
• M19: 12,484,989 km (0.071 R)
• M20: 12,772,217 km (0.074 R)
• M21: 13,842,740 km (0.119 R)
• M22: 15,558,777 km (0.071 R)
• M23: 15,757,892 km (0.089 R)
• M24: 16,709,185 km (0.078 R)
• M25: 17,770,133 km (0.076 R)
• M26: 21,303,335 km (0.05 R)
• M27: 21,466,696 km (0.087 R)
• M28: 23,320,064 km (0.114 R)
• M29: 30,748,496 km (0.039 R)
• M30: 33,758,256 km (0.047 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 19,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit