🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.44 AU - 0.64 AU

Year: 150 Days

Day: 33.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 26,923,450 km

• M1: 40,990 km (0.11 R)
• M2: 67,618 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.03 AU - 2.37 AU

Year: 1236 Days

Day: 36.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.4

Radius: 10.8

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.53 AU - 5.27 AU

Year: 3496 Days

Day: 13.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,923,450 km

• M1: 134,488 km (0.094 R)
• M2: 727,046 km (0.115 R)
• M3: 1,223,711 km (0.094 R)
• M4: 2,183,830 km (0.1 R)
• M5: 2,667,779 km (0.118 R)
• M6: 3,259,738 km (0.075 R)
• M7: 3,667,691 km (0.097 R)
• M8: 4,044,528 km (0.109 R)
• M9: 4,803,139 km (0.06 R)
• M10: 5,178,181 km (0.053 R)
• M11: 6,972,607 km (0.092 R)
• M12: 7,687,236 km (0.099 R)
• M13: 8,237,158 km (0.068 R)
• M14: 12,059,683 km (0.061 R)
• M15: 12,897,880 km (0.101 R)
• M16: 13,974,535 km (0.063 R)
• M17: 15,484,128 km (0.091 R)
• M18: 16,029,113 km (0.064 R)
• M19: 18,947,767 km (0.101 R)
• M20: 21,323,531 km (0.049 R)
• M21: 21,998,367 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.9

Radius: 9.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.05 AU - 11.09 AU

Year: 12103 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,923,450 km

• M1: 119,977 km (0.119 R)
• M2: 2,490,206 km (0.027 R)
• M3: 3,458,703 km (0.115 R)
• M4: 5,489,943 km (0.106 R)
• M5: 5,834,167 km (0.11 R)
• M6: 6,415,056 km (0.102 R)
• M7: 7,607,800 km (0.117 R)
• M8: 9,566,634 km (0.111 R)
• M9: 10,795,282 km (0.069 R)
• M10: 14,779,073 km (0.094 R)
• M11: 15,515,394 km (0.118 R)
• M12: 16,487,630 km (0.096 R)
• M13: 18,021,307 km (0.05 R)
• M14: 19,488,863 km (0.093 R)
• M15: 20,374,183 km (0.062 R)
• M16: 21,034,508 km (0.079 R)
• M17: 26,451,297 km (0.071 R)
• M18: 27,536,031 km (0.1 R)
• M19: 29,270,319 km (0.106 R)
• M20: 31,184,873 km (0.091 R)
• M21: 32,618,469 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.2

Radius: 7.5

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 16.93 AU - 20.15 AU

Year: 30235 Days

Day: 16.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 26,923,450 km

• M1: 94,396 km (0.089 R)
• M2: 385,065 km (0.078 R)
• M3: 663,317 km (0.098 R)
• M4: 923,019 km (0.113 R)
• M5: 1,657,395 km (0.109 R)
• M6: 2,295,879 km (0.11 R)
• M7: 3,141,406 km (0.11 R)
• M8: 4,147,003 km (0.106 R)
• M9: 7,382,206 km (0.106 R)
• M10: 7,922,404 km (0.079 R)
• M11: 10,654,510 km (0.102 R)
• M12: 11,027,308 km (0.118 R)
• M13: 11,798,784 km (0.105 R)
• M14: 12,197,762 km (0.111 R)
• M15: 14,479,728 km (0.112 R)
• M16: 17,116,091 km (0.075 R)
• M17: 20,150,384 km (0.098 R)
• M18: 23,945,682 km (0.075 R)
• M19: 27,144,085 km (0.056 R)
• M20: 34,914,946 km (0.104 R)
• M21: 35,875,813 km (0.098 R)
• M22: 40,194,105 km (0.12 R)
• M23: 46,803,938 km (0.058 R)
• M24: 51,768,044 km (0.082 R)
• M25: 55,759,914 km (0.083 R)
• M26: 56,319,709 km (0.105 R)
• M27: 58,404,355 km (0.069 R)
• M28: 76,734,582 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.9

Radius: 5.3

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.11 AU - 21.35 AU

Year: 31939 Days

Day: 15.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,923,450 km

• M1: 67,020 km (0.07 R)
• M2: 588,668 km (0.113 R)
• M3: 866,022 km (0.104 R)
• M4: 1,112,260 km (0.065 R)
• M5: 1,527,993 km (0.076 R)
• M6: 1,944,174 km (0.11 R)
• M7: 3,383,006 km (0.12 R)
• M8: 4,961,563 km (0.115 R)
• M9: 6,435,850 km (0.109 R)
• M10: 6,686,127 km (0.06 R)
• M11: 8,325,869 km (0.082 R)
• M12: 9,004,445 km (0.108 R)
• M13: 14,498,278 km (0.068 R)
• M14: 14,982,975 km (0.085 R)
• M15: 24,502,336 km (0.083 R)
• M16: 26,125,772 km (0.062 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 11,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit