🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.33 AU - 1.65 AU

Year: 693 Days

Day: 22.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.59 AU - 2.29 AU

Year: 1029 Days

Day: 27.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.81 AU - 2.63 AU

Year: 1260 Days

Day: 23.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.92 AU - 4.38 AU

Year: 2655 Days

Day: 31.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.1

Radius: 13.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.05 AU - 5.01 AU

Year: 3672 Days

Day: 12.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,834,038 km

• M1: 166,652 km (0.093 R)
• M2: 692,638 km (0.098 R)
• M3: 1,117,346 km (0.109 R)
• M4: 2,291,540 km (0.106 R)
• M5: 3,560,878 km (0.079 R)
• M6: 4,082,675 km (0.083 R)
• M7: 5,255,523 km (0.072 R)
• M8: 6,281,615 km (0.062 R)
• M9: 6,920,996 km (0.088 R)
• M10: 7,772,507 km (0.116 R)
• M11: 8,766,585 km (0.09 R)
• M12: 10,166,970 km (0.104 R)
• M13: 10,835,374 km (0.119 R)
• M14: 11,577,379 km (0.081 R)
• M15: 12,969,387 km (0.094 R)
• M16: 13,556,409 km (0.042 R)
• M17: 15,370,583 km (0.105 R)
• M18: 17,636,243 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.5

Radius: 9.8

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.56 AU - 7.04 AU

Year: 5319 Days

Day: 14.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,834,038 km

• M1: 121,922 km (0.11 R)
• M2: 545,883 km (0.053 R)
• M3: 1,300,753 km (0.103 R)
• M4: 1,940,135 km (0.103 R)
• M5: 3,065,111 km (0.068 R)
• M6: 6,735,943 km (0.088 R)

Asteroid Belt

Center: 7.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.9

Radius: 14.3

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.15 AU - 9.25 AU

Year: 9772 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,834,038 km

• M1: 177,872 km (0.107 R)
• M2: 1,076,357 km (0.115 R)
• M3: 2,158,697 km (0.057 R)
• M4: 2,897,561 km (0.095 R)
• M5: 3,722,743 km (0.075 R)
• M6: 4,821,988 km (0.108 R)
• M7: 5,498,171 km (0.075 R)
• M8: 7,242,931 km (0.104 R)
• M9: 8,718,414 km (0.097 R)
• M10: 10,334,221 km (0.057 R)
• M11: 12,433,378 km (0.062 R)
• M12: 13,645,869 km (0.06 R)
• M13: 15,610,687 km (0.093 R)
• M14: 21,253,968 km (0.102 R)
• M15: 24,160,206 km (0.116 R)
• M16: 24,715,812 km (0.062 R)
• M17: 32,399,458 km (0.075 R)
• M18: 36,718,947 km (0.098 R)
• M19: 39,079,751 km (0.042 R)
• M20: 41,276,296 km (0.062 R)
• M21: 43,146,120 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.7

Radius: 11.6

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.64 AU - 12.48 AU

Year: 13067 Days

Day: 11.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,834,038 km

• M1: 144,212 km (0.104 R)
• M2: 898,934 km (0.11 R)
• M3: 1,310,477 km (0.028 R)
• M4: 3,181,797 km (0.106 R)
• M5: 3,827,162 km (0.119 R)
• M6: 6,611,627 km (0.118 R)
• M7: 7,103,655 km (0.11 R)
• M8: 10,314,773 km (0.102 R)
• M9: 11,435,560 km (0.093 R)
• M10: 13,524,695 km (0.088 R)
• M11: 15,569,398 km (0.094 R)
• M12: 16,516,503 km (0.114 R)
• M13: 18,686,569 km (0.085 R)
• M14: 22,470,498 km (0.101 R)
• M15: 22,930,511 km (0.076 R)
• M16: 27,777,333 km (0.083 R)
• M17: 28,521,283 km (0.11 R)
• M18: 30,160,128 km (0.043 R)
• M19: 31,287,048 km (0.08 R)
• M20: 40,514,245 km (0.043 R)
• M21: 42,024,585 km (0.103 R)
• M22: 50,143,112 km (0.081 R)
• M23: 52,043,603 km (0.085 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 16,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit