🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.46 AU - 0.66 AU

Year: 184 Days

Day: 43.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 56,810,190 km

• M1: 285,134 km (0.12 R)
• M2: 468,092 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.09 AU - 1.43 AU

Year: 622 Days

Day: 46.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.54 AU - 2.08 AU

Year: 1071 Days

Day: 46.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.58 AU - 2.12 AU

Year: 1106 Days

Day: 28.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.1

Radius: 13.1

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.52 AU - 5.46 AU

Year: 4183 Days

Day: 12.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,810,190 km

• M1: 163,959 km (0.115 R)
• M2: 690,394 km (0.114 R)
• M3: 1,132,456 km (0.109 R)
• M4: 2,127,132 km (0.087 R)
• M5: 3,148,437 km (0.096 R)
• M6: 3,580,475 km (0.119 R)
• M7: 4,450,686 km (0.082 R)
• M8: 6,257,230 km (0.108 R)
• M9: 6,761,525 km (0.093 R)
• M10: 8,263,936 km (0.041 R)
• M11: 9,093,905 km (0.097 R)
• M12: 10,585,994 km (0.062 R)
• M13: 11,390,681 km (0.06 R)
• M14: 13,753,131 km (0.059 R)
• M15: 14,455,044 km (0.081 R)
• M16: 16,648,897 km (0.047 R)
• M17: 17,620,684 km (0.064 R)
• M18: 19,365,295 km (0.086 R)
• M19: 21,288,375 km (0.027 R)
• M20: 23,476,843 km (0.075 R)
• M21: 24,046,661 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.8

Radius: 14.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.77 AU - 7.59 AU

Year: 6755 Days

Day: 9.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,810,190 km

• M1: 188,643 km (0.114 R)
• M2: 655,538 km (0.098 R)
• M3: 1,480,121 km (0.032 R)
• M4: 2,340,159 km (0.118 R)
• M5: 3,159,208 km (0.119 R)
• M6: 3,946,691 km (0.057 R)
• M7: 4,594,450 km (0.046 R)
• M8: 8,432,982 km (0.078 R)
• M9: 9,687,061 km (0.056 R)
• M10: 10,267,650 km (0.087 R)
• M11: 14,311,579 km (0.103 R)
• M12: 16,278,642 km (0.098 R)
• M13: 23,178,245 km (0.118 R)
• M14: 30,750,740 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.9

Radius: 12.9

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.56 AU - 7.56 AU

Year: 7388 Days

Day: 5.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,810,190 km

• M1: 160,519 km (0.118 R)
• M2: 627,413 km (0.106 R)
• M3: 1,043,595 km (0.067 R)
• M4: 2,081,206 km (0.113 R)
• M5: 2,768,757 km (0.059 R)
• M6: 4,421,814 km (0.083 R)
• M7: 4,970,090 km (0.078 R)
• M8: 6,715,748 km (0.119 R)
• M9: 8,389,748 km (0.076 R)
• M10: 9,902,182 km (0.095 R)
• M11: 12,546,175 km (0.111 R)
• M12: 13,696,583 km (0.118 R)
• M13: 16,313,049 km (0.103 R)
• M14: 17,291,719 km (0.09 R)
• M15: 17,739,016 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.6

Radius: 3.6

Gravity: 22.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 10.4 AU - 15.04 AU

Year: 19948 Days

Day: 23.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,810,190 km

• M1: 46,974 km (0.103 R)
• M2: 210,783 km (0.039 R)
• M3: 1,502,112 km (0.073 R)
• M4: 2,715,351 km (0.047 R)
• M5: 2,850,737 km (0.087 R)
• M6: 3,334,985 km (0.091 R)
• M7: 3,985,736 km (0.05 R)
• M8: 4,464,150 km (0.104 R)
• M9: 4,814,658 km (0.057 R)
• M10: 5,217,525 km (0.108 R)
• M11: 6,641,697 km (0.091 R)
• M12: 8,591,855 km (0.061 R)
• M13: 8,737,264 km (0.105 R)
• M14: 11,762,581 km (0.099 R)
• M15: 13,120,481 km (0.049 R)
• M16: 18,692,703 km (0.096 R)
• M17: 22,400,785 km (0.098 R)
• M18: 22,768,796 km (0.104 R)
• M19: 23,516,935 km (0.082 R)
• M20: 27,820,267 km (0.118 R)
• M21: 47,193,191 km (0.082 R)
• M22: 51,214,681 km (0.108 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 17,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit