🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.06 AU - 1.6 AU

Year: 569 Days

Day: 35.3 Hours

Environment

Temp: -25 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,839,521 km

• M1: 16,605 km (0.093 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.6

Radius: 10.4

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.11 AU - 9.39 AU

Year: 8001 Days

Day: 10.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,839,521 km

• M1: 133,142 km (0.028 R)
• M2: 632,500 km (0.087 R)
• M3: 1,063,790 km (0.113 R)
• M4: 1,534,874 km (0.106 R)
• M5: 1,884,933 km (0.067 R)
• M6: 2,321,909 km (0.049 R)
• M7: 3,023,373 km (0.114 R)
• M8: 3,695,516 km (0.108 R)
• M9: 4,359,581 km (0.074 R)
• M10: 4,901,275 km (0.07 R)
• M11: 5,306,835 km (0.035 R)
• M12: 5,766,100 km (0.089 R)
• M13: 10,171,907 km (0.099 R)
• M14: 11,726,827 km (0.106 R)
• M15: 15,424,288 km (0.097 R)
• M16: 16,234,660 km (0.087 R)
• M17: 16,682,556 km (0.037 R)
• M18: 17,204,653 km (0.047 R)
• M19: 17,670,351 km (0.074 R)
• M20: 19,979,843 km (0.065 R)
• M21: 20,867,407 km (0.111 R)
• M22: 21,244,842 km (0.109 R)
• M23: 22,013,626 km (0.107 R)
• M24: 24,431,127 km (0.079 R)
• M25: 24,766,376 km (0.116 R)
• M26: 25,189,738 km (0.053 R)
• M27: 33,660,119 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.8

Radius: 14.4

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.03 AU - 11.19 AU

Year: 10197 Days

Day: 10.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,839,521 km

• M1: 179,069 km (0.068 R)
• M2: 634,744 km (0.105 R)
• M3: 1,135,897 km (0.077 R)
• M4: 1,882,689 km (0.087 R)
• M5: 2,369,929 km (0.08 R)
• M6: 4,674,933 km (0.107 R)
• M7: 5,680,830 km (0.034 R)
• M8: 6,183,778 km (0.106 R)
• M9: 6,789,799 km (0.111 R)
• M10: 8,204,695 km (0.12 R)
• M11: 9,389,211 km (0.116 R)
• M12: 10,988,412 km (0.083 R)
• M13: 12,706,245 km (0.111 R)
• M14: 13,220,263 km (0.08 R)
• M15: 14,351,073 km (0.099 R)
• M16: 17,425,160 km (0.113 R)
• M17: 22,366,078 km (0.067 R)
• M18: 25,831,513 km (0.054 R)
• M19: 28,170,625 km (0.089 R)
• M20: 29,441,310 km (0.095 R)
• M21: 30,852,167 km (0.091 R)
• M22: 36,374,124 km (0.062 R)
• M23: 37,064,219 km (0.11 R)
• M24: 39,187,162 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422

Radius: 11.9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.02 AU - 11.94 AU

Year: 13493 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,839,521 km

• M1: 147,952 km (0.06 R)
• M2: 614,398 km (0.094 R)
• M3: 1,082,490 km (0.106 R)
• M4: 1,488,648 km (0.051 R)
• M5: 3,184,939 km (0.051 R)
• M6: 4,582,781 km (0.112 R)
• M7: 5,237,721 km (0.101 R)
• M8: 5,847,781 km (0.099 R)
• M9: 6,734,597 km (0.027 R)
• M10: 7,170,076 km (0.104 R)
• M11: 7,751,563 km (0.111 R)
• M12: 9,151,351 km (0.116 R)
• M13: 12,039,337 km (0.072 R)
• M14: 12,861,827 km (0.102 R)
• M15: 13,286,834 km (0.082 R)
• M16: 13,910,508 km (0.095 R)
• M17: 16,961,257 km (0.075 R)
• M18: 19,543,765 km (0.103 R)
• M19: 23,171,813 km (0.08 R)
• M20: 24,629,345 km (0.103 R)
• M21: 29,578,042 km (0.097 R)
• M22: 32,620,264 km (0.101 R)
• M23: 35,034,625 km (0.103 R)
• M24: 36,830,547 km (0.111 R)
• M25: 38,435,882 km (0.09 R)
• M26: 39,574,322 km (0.116 R)
• M27: 49,504,628 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.2

Radius: 7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.68 AU - 14.66 AU

Year: 15745 Days

Day: 15.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,839,521 km

• M1: 87,216 km (0.057 R)
• M2: 967,898 km (0.103 R)
• M3: 1,189,901 km (0.117 R)
• M4: 1,459,327 km (0.096 R)
• M5: 2,140,446 km (0.116 R)
• M6: 2,762,175 km (0.099 R)
• M7: 3,355,480 km (0.086 R)
• M8: 4,004,137 km (0.037 R)
• M9: 5,255,972 km (0.07 R)
• M10: 5,681,129 km (0.088 R)
• M11: 7,055,933 km (0.067 R)
• M12: 8,863,973 km (0.109 R)
• M13: 10,145,428 km (0.111 R)
• M14: 14,408,519 km (0.07 R)
• M15: 17,000,452 km (0.087 R)
• M16: 21,324,428 km (0.109 R)
• M17: 26,706,810 km (0.081 R)
• M18: 27,280,668 km (0.082 R)
• M19: 32,170,872 km (0.119 R)
• M20: 37,376,430 km (0.093 R)
• M21: 41,184,593 km (0.113 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: 549 - 16,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit