🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.51 AU - 0.53 AU

Year: 246 Days

Day: 31.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.4

Radius: 11.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.97 AU - 1.27 AU

Year: 778 Days

Day: 8 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,532,958 km

• M1: 146,756 km (0.101 R)
• M2: 540,048 km (0.079 R)
• M3: 939,475 km (0.118 R)
• M4: 1,786,498 km (0.118 R)
• M5: 3,063,764 km (0.105 R)
• M6: 3,479,946 km (0.063 R)
• M7: 3,860,373 km (0.09 R)
• M8: 4,739,560 km (0.087 R)
• M9: 5,208,998 km (0.075 R)
• M10: 5,981,222 km (0.075 R)
• M11: 6,806,703 km (0.101 R)
• M12: 7,337,476 km (0.114 R)
• M13: 8,112,244 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 9.8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.17 AU - 1.21 AU

Year: 852 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,532,958 km

• M1: 121,922 km (0.027 R)
• M2: 512,373 km (0.101 R)
• M3: 1,121,984 km (0.093 R)
• M4: 1,451,548 km (0.116 R)
• M5: 2,026,004 km (0.118 R)
• M6: 2,580,264 km (0.109 R)
• M7: 3,021,129 km (0.107 R)
• M8: 3,960,454 km (0.11 R)
• M9: 4,380,076 km (0.118 R)
• M10: 5,739,023 km (0.088 R)
• M11: 6,256,333 km (0.112 R)
• M12: 7,009,408 km (0.038 R)
• M13: 8,353,994 km (0.071 R)
• M14: 9,322,640 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.7

Radius: 13.2

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.75 AU - 1.91 AU

Year: 1624 Days

Day: 6.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,532,958 km

• M1: 164,109 km (0.082 R)
• M2: 594,352 km (0.116 R)
• M3: 1,266,944 km (0.099 R)
• M4: 1,819,708 km (0.095 R)
• M5: 2,253,094 km (0.064 R)
• M6: 3,149,035 km (0.058 R)
• M7: 4,608,512 km (0.111 R)
• M8: 6,660,845 km (0.108 R)
• M9: 7,096,923 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 9.3

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.84 AU - 2.96 AU

Year: 3240 Days

Day: 7.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,532,958 km

• M1: 115,789 km (0.042 R)
• M2: 408,253 km (0.093 R)
• M3: 798,404 km (0.062 R)
• M4: 1,617,602 km (0.12 R)
• M5: 2,037,523 km (0.106 R)
• M6: 2,408,227 km (0.072 R)
• M7: 2,863,902 km (0.113 R)
• M8: 3,316,286 km (0.115 R)
• M9: 3,750,718 km (0.105 R)
• M10: 4,066,968 km (0.098 R)
• M11: 4,677,477 km (0.047 R)
• M12: 4,985,349 km (0.067 R)
• M13: 6,355,366 km (0.114 R)
• M14: 7,933,624 km (0.057 R)
• M15: 8,944,905 km (0.069 R)
• M16: 10,751,449 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.2

Radius: 10.6

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.46 AU - 3.6 AU

Year: 4351 Days

Day: 9.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,532,958 km

• M1: 131,796 km (0.044 R)
• M2: 524,341 km (0.109 R)
• M3: 919,728 km (0.078 R)
• M4: 1,324,091 km (0.037 R)
• M5: 1,682,976 km (0.092 R)
• M6: 2,361,702 km (0.081 R)
• M7: 2,915,513 km (0.092 R)
• M8: 3,311,798 km (0.078 R)
• M9: 4,121,122 km (0.074 R)
• M10: 4,647,108 km (0.112 R)
• M11: 5,163,520 km (0.109 R)
• M12: 6,751,651 km (0.094 R)
• M13: 9,669,707 km (0.114 R)
• M14: 11,132,475 km (0.092 R)
• M15: 11,497,045 km (0.095 R)
• M16: 22,114,305 km (0.068 R)
• M17: 22,473,789 km (0.089 R)
• M18: 23,427,027 km (0.089 R)
• M19: 25,888,061 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.1

Radius: 5.5

Gravity: 24.53 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.86 AU - 7.26 AU

Year: 12306 Days

Day: 25 Hours

Environment

Temp: -219 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,532,958 km

• M1: 91,255 km (0.082 R)
• M2: 474,375 km (0.08 R)
• M3: 1,217,278 km (0.067 R)
• M4: 2,307,248 km (0.117 R)
• M5: 2,489,309 km (0.036 R)
• M6: 3,709,279 km (0.092 R)
• M7: 5,077,801 km (0.077 R)
• M8: 7,691,425 km (0.051 R)
• M9: 10,691,161 km (0.056 R)
• M10: 12,821,884 km (0.116 R)
• M11: 13,919,932 km (0.118 R)
• M12: 15,219,938 km (0.094 R)
• M13: 16,375,581 km (0.027 R)
• M14: 26,760,815 km (0.103 R)
• M15: 28,761,986 km (0.08 R)
• M16: 35,360,299 km (0.086 R)
• M17: 36,108,438 km (0.041 R)
• M18: 36,740,040 km (0.045 R)
• M19: 38,942,271 km (0.047 R)
• M20: 48,022,562 km (0.096 R)
• M21: 52,887,634 km (0.082 R)
• M22: 53,538,385 km (0.057 R)
• M23: 56,363,691 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 20,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit