🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.55 AU - 0.77 AU

Year: 346 Days

Day: 42.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.2

Radius: 8.2

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.66 AU - 0.74 AU

Year: 378 Days

Day: 13.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,669,351 km

• M1: 102,026 km (0.107 R)
• M2: 372,648 km (0.063 R)
• M3: 688,898 km (0.11 R)
• M4: 1,148,612 km (0.061 R)
• M5: 1,585,289 km (0.074 R)
• M6: 1,948,512 km (0.06 R)
• M7: 2,241,275 km (0.106 R)
• M8: 2,731,059 km (0.039 R)
• M9: 3,023,373 km (0.062 R)
• M10: 3,525,124 km (0.032 R)
• M11: 4,015,207 km (0.114 R)
• M12: 4,564,231 km (0.051 R)
• M13: 4,902,173 km (0.086 R)
• M14: 5,480,668 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.1

Radius: 12.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.87 AU - 0.87 AU

Year: 524 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,669,351 km

• M1: 154,834 km (0.105 R)
• M2: 571,613 km (0.12 R)
• M3: 1,250,040 km (0.109 R)
• M4: 2,089,433 km (0.106 R)
• M5: 3,005,421 km (0.077 R)
• M6: 3,516,298 km (0.117 R)
• M7: 4,261,894 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.8

Radius: 8.5

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.13 AU - 1.29 AU

Year: 859 Days

Day: 10.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,669,351 km

• M1: 105,766 km (0.1 R)
• M2: 372,947 km (0.099 R)
• M3: 664,215 km (0.083 R)
• M4: 1,004,699 km (0.072 R)
• M5: 1,299,557 km (0.094 R)
• M6: 1,613,114 km (0.082 R)
• M7: 2,303,358 km (0.095 R)
• M8: 2,687,825 km (0.054 R)
• M9: 3,003,925 km (0.06 R)
• M10: 3,397,368 km (0.052 R)
• M11: 3,753,710 km (0.091 R)
• M12: 4,923,565 km (0.088 R)
• M13: 5,219,619 km (0.079 R)
• M14: 5,714,190 km (0.097 R)
• M15: 6,041,360 km (0.117 R)
• M16: 6,925,185 km (0.08 R)
• M17: 8,010,816 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.3

Radius: 11.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.26 AU - 1.32 AU

Year: 946 Days

Day: 7.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 89,669,351 km

• M1: 148,102 km (0.103 R)
• M2: 682,017 km (0.083 R)
• M3: 1,101,190 km (0.072 R)
• M4: 1,526,347 km (0.079 R)
• M5: 1,989,652 km (0.051 R)
• M6: 2,362,150 km (0.106 R)
• M7: 2,967,423 km (0.116 R)
• M8: 3,540,982 km (0.109 R)
• M9: 5,617,699 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.3

Radius: 13.1

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.32 AU - 2.7 AU

Year: 2568 Days

Day: 6.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,669,351 km

• M1: 163,062 km (0.103 R)
• M2: 624,122 km (0.11 R)
• M3: 1,324,240 km (0.073 R)
• M4: 1,758,373 km (0.031 R)
• M5: 2,222,127 km (0.079 R)
• M6: 2,878,263 km (0.119 R)
• M7: 3,679,509 km (0.043 R)
• M8: 4,092,399 km (0.095 R)
• M9: 4,536,406 km (0.071 R)
• M10: 5,522,405 km (0.072 R)
• M11: 6,039,864 km (0.103 R)
• M12: 6,449,164 km (0.081 R)
• M13: 6,877,014 km (0.095 R)
• M14: 8,014,257 km (0.047 R)
• M15: 9,025,539 km (0.052 R)
• M16: 9,489,292 km (0.098 R)
• M17: 10,542,760 km (0.101 R)
• M18: 11,382,902 km (0.103 R)
• M19: 11,840,522 km (0.051 R)
• M20: 12,310,409 km (0.102 R)
• M21: 14,849,833 km (0.099 R)
• M22: 17,942,619 km (0.076 R)
• M23: 18,563,450 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.3

Radius: 14.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.02 AU - 3.28 AU

Year: 2785 Days

Day: 5.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,669,351 km

• M1: 186,249 km (0.026 R)
• M2: 706,252 km (0.107 R)
• M3: 1,316,611 km (0.112 R)
• M4: 2,153,910 km (0.051 R)
• M5: 2,640,702 km (0.099 R)
• M6: 3,092,786 km (0.063 R)
• M7: 3,786,322 km (0.114 R)
• M8: 4,677,028 km (0.072 R)
• M9: 5,380,736 km (0.102 R)
• M10: 5,944,720 km (0.107 R)
• M11: 6,710,362 km (0.112 R)
• M12: 7,170,824 km (0.104 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919

Radius: 3.4

Gravity: 79.5 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.89 AU - 7.67 AU

Year: 11399 Days

Day: 17.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,669,351 km

• M1: 42,336 km (0.054 R)
• M2: 203,902 km (0.118 R)
• M3: 315,652 km (0.043 R)
• M4: 859,290 km (0.054 R)
• M5: 1,067,231 km (0.03 R)
• M6: 1,294,171 km (0.037 R)
• M7: 1,661,733 km (0.046 R)
• M8: 2,132,817 km (0.109 R)
• M9: 2,915,064 km (0.095 R)
• M10: 3,106,549 km (0.029 R)
• M11: 6,537,726 km (0.108 R)
• M12: 7,334,784 km (0.119 R)
• M13: 8,288,769 km (0.051 R)
• M14: 9,068,922 km (0.068 R)
• M15: 12,123,860 km (0.112 R)
• M16: 12,431,433 km (0.111 R)
• M17: 14,525,056 km (0.104 R)
• M18: 17,071,211 km (0.097 R)
• M19: 17,302,340 km (0.055 R)
• M20: 17,692,192 km (0.075 R)
• M21: 21,201,609 km (0.113 R)
• M22: 23,212,653 km (0.115 R)
• M23: 23,401,445 km (0.028 R)
• M24: 26,359,294 km (0.051 R)
• M25: 27,083,498 km (0.109 R)
• M26: 29,116,084 km (0.087 R)
• M27: 32,410,977 km (0.037 R)
• M28: 32,528,860 km (0.117 R)
• M29: 32,646,893 km (0.067 R)
• M30: 34,453,437 km (0.12 R)
• M31: 36,325,505 km (0.117 R)
• M32: 39,192,099 km (0.055 R)
• M33: 41,507,874 km (0.042 R)
• M34: 43,338,952 km (0.08 R)
• M35: 45,370,491 km (0.083 R)
• M36: 48,999,137 km (0.119 R)
• M37: 51,043,093 km (0.074 R)
• M38: 53,471,216 km (0.106 R)
• M39: 53,635,773 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.2

Radius: 6.1

Gravity: 22.82 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.67 AU - 10.97 AU

Year: 22980 Days

Day: 15.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,669,351 km

• M1: 106,663 km (0.066 R)
• M2: 306,227 km (0.094 R)
• M3: 500,704 km (0.112 R)
• M4: 917,484 km (0.083 R)
• M5: 2,470,758 km (0.113 R)
• M6: 2,849,540 km (0.109 R)
• M7: 3,535,446 km (0.086 R)
• M8: 5,853,017 km (0.04 R)
• M9: 8,404,408 km (0.042 R)
• M10: 9,200,718 km (0.108 R)
• M11: 16,843,224 km (0.047 R)
• M12: 17,286,782 km (0.101 R)
• M13: 21,428,549 km (0.115 R)
• M14: 22,371,913 km (0.094 R)
• M15: 23,233,597 km (0.025 R)
• M16: 23,783,069 km (0.1 R)
• M17: 26,542,552 km (0.112 R)
• M18: 34,929,308 km (0.088 R)
• M19: 36,381,305 km (0.053 R)
• M20: 37,271,561 km (0.036 R)
• M21: 71,677,127 km (0.109 R)
• M22: 80,087,968 km (0.102 R)
• M23: 87,272,107 km (0.055 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: 519 - 15,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit