🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.64 AU - 0.8 AU

Year: 228 Days

Day: 16.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,302,519 km

• M1: 42,187 km (0.083 R)
• M2: 144,362 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.95 AU - 1.37 AU

Year: 466 Days

Day: 24.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,302,519 km

• M1: 276,756 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.55 AU - 1.87 AU

Year: 834 Days

Day: 43.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.8 AU - 1.86 AU

Year: 923 Days

Day: 40.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.9

Radius: 14.2

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.19 AU - 6.09 AU

Year: 4344 Days

Day: 8.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,302,519 km

• M1: 176,675 km (0.051 R)
• M2: 676,182 km (0.115 R)
• M3: 1,136,794 km (0.1 R)
• M4: 1,856,210 km (0.105 R)
• M5: 2,645,938 km (0.077 R)
• M6: 3,270,957 km (0.087 R)
• M7: 4,082,675 km (0.115 R)
• M8: 4,871,355 km (0.044 R)
• M9: 6,658,452 km (0.027 R)
• M10: 7,241,435 km (0.117 R)
• M11: 7,788,215 km (0.101 R)
• M12: 10,214,692 km (0.074 R)
• M13: 11,948,532 km (0.082 R)
• M14: 14,132,062 km (0.114 R)
• M15: 15,318,373 km (0.06 R)
• M16: 19,147,630 km (0.108 R)
• M17: 21,700,817 km (0.096 R)
• M18: 24,095,729 km (0.106 R)
• M19: 25,865,771 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.6

Radius: 10.4

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.69 AU - 11.59 AU

Year: 13861 Days

Day: 8.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 91,302,519 km

• M1: 131,945 km (0.119 R)
• M2: 478,564 km (0.072 R)
• M3: 828,174 km (0.07 R)
• M4: 1,610,122 km (0.081 R)
• M5: 2,257,881 km (0.057 R)
• M6: 2,620,356 km (0.07 R)
• M7: 3,830,902 km (0.079 R)
• M8: 4,479,110 km (0.106 R)
• M9: 7,777,743 km (0.085 R)
• M10: 10,575,522 km (0.084 R)
• M11: 11,109,587 km (0.099 R)
• M12: 11,537,437 km (0.045 R)
• M13: 14,125,181 km (0.1 R)
• M14: 18,230,894 km (0.119 R)
• M15: 20,692,078 km (0.106 R)
• M16: 22,677,691 km (0.056 R)
• M17: 23,466,371 km (0.12 R)
• M18: 24,477,952 km (0.081 R)
• M19: 28,702,296 km (0.051 R)
• M20: 29,161,263 km (0.12 R)
• M21: 31,773,840 km (0.03 R)
• M22: 33,515,309 km (0.094 R)
• M23: 34,152,446 km (0.079 R)
• M24: 36,379,210 km (0.106 R)
• M25: 39,261,512 km (0.111 R)
• M26: 42,589,167 km (0.048 R)
• M27: 50,629,455 km (0.098 R)
• M28: 53,173,815 km (0.042 R)
• M29: 54,916,630 km (0.083 R)
• M30: 58,699,960 km (0.061 R)
• M31: 62,269,665 km (0.111 R)
• M32: 63,039,196 km (0.047 R)
• M33: 67,183,656 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162

Radius: 7.3

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 12.22 AU - 12.84 AU

Year: 16534 Days

Day: 17.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,302,519 km

• M1: 90,806 km (0.037 R)
• M2: 369,956 km (0.102 R)
• M3: 641,326 km (0.057 R)
• M4: 988,992 km (0.03 R)
• M5: 1,523,654 km (0.09 R)
• M6: 2,581,910 km (0.087 R)
• M7: 3,471,568 km (0.057 R)
• M8: 9,852,067 km (0.052 R)
• M9: 11,448,276 km (0.109 R)
• M10: 13,914,397 km (0.098 R)
• M11: 17,191,488 km (0.081 R)
• M12: 17,960,122 km (0.106 R)
• M13: 20,870,698 km (0.105 R)
• M14: 24,167,835 km (0.065 R)
• M15: 29,147,649 km (0.116 R)
• M16: 29,442,806 km (0.11 R)
• M17: 30,441,072 km (0.105 R)
• M18: 35,213,992 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.1

Radius: 3.4

Gravity: 73.62 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 11.84 AU - 14.44 AU

Year: 17756 Days

Day: 18 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,302,519 km

• M1: 49,218 km (0.037 R)
• M2: 163,211 km (0.118 R)
• M3: 440,117 km (0.101 R)
• M4: 602,281 km (0.1 R)
• M5: 997,519 km (0.045 R)
• M6: 1,112,559 km (0.1 R)
• M7: 1,561,951 km (0.107 R)
• M8: 1,717,832 km (0.052 R)
• M9: 2,402,691 km (0.079 R)
• M10: 3,565,665 km (0.098 R)
• M11: 4,385,462 km (0.071 R)
• M12: 4,875,395 km (0.118 R)
• M13: 5,921,682 km (0.087 R)
• M14: 7,345,106 km (0.077 R)
• M15: 7,586,407 km (0.062 R)
• M16: 8,393,937 km (0.114 R)
• M17: 10,538,721 km (0.086 R)
• M18: 14,249,796 km (0.109 R)
• M19: 17,352,605 km (0.111 R)
• M20: 20,590,651 km (0.106 R)
• M21: 22,552,627 km (0.051 R)
• M22: 29,299,641 km (0.116 R)
• M23: 30,520,210 km (0.102 R)
• M24: 45,606,257 km (0.111 R)
• M25: 47,409,061 km (0.059 R)
• M26: 47,741,767 km (0.119 R)
• M27: 48,749,458 km (0.045 R)
• M28: 54,728,885 km (0.076 R)
• M29: 57,893,927 km (0.071 R)
• M30: 60,785,953 km (0.091 R)
• M31: 73,762,521 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.7

Radius: 6.5

Gravity: 13.2 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 17.48 AU - 19.08 AU

Year: 29135 Days

Day: 18.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,302,519 km

• M1: 80,932 km (0.104 R)
• M2: 461,509 km (0.119 R)
• M3: 757,264 km (0.031 R)
• M4: 1,373,608 km (0.041 R)
• M5: 3,212,315 km (0.085 R)
• M6: 4,553,310 km (0.042 R)
• M7: 8,730,382 km (0.114 R)
• M8: 10,169,214 km (0.073 R)
• M9: 10,682,036 km (0.052 R)
• M10: 12,833,403 km (0.079 R)
• M11: 14,524,906 km (0.081 R)
• M12: 15,257,786 km (0.072 R)
• M13: 16,709,185 km (0.092 R)
• M14: 16,974,422 km (0.108 R)
• M15: 18,720,678 km (0.107 R)
• M16: 19,393,270 km (0.111 R)
• M17: 22,999,326 km (0.109 R)
• M18: 41,080,922 km (0.09 R)
• M19: 46,786,285 km (0.109 R)
• M20: 49,100,415 km (0.054 R)
• M21: 49,645,101 km (0.092 R)
• M22: 57,497,792 km (0.091 R)
• M23: 68,370,565 km (0.059 R)
• M24: 72,747,799 km (0.054 R)
• M25: 75,365,462 km (0.106 R)
• M26: 83,594,093 km (0.064 R)
• M27: 84,630,507 km (0.098 R)
• M28: 84,890,957 km (0.109 R)
• M29: 85,413,353 km (0.098 R)
• M30: 85,675,449 km (0.103 R)
• M31: 89,130,711 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 20,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit