🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.46 AU - 0.68 AU

Year: 160 Days

Day: 39.1 Hours

Environment

Temp: 226 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.85 AU - 1.21 AU

Year: 390 Days

Day: 44.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.07 AU - 1.27 AU

Year: 472 Days

Day: 39 Hours

Environment

Temp: 4 °C

Axial Tilt: 6.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.2 AU - 2.44 AU

Year: 1317 Days

Day: 15 Hours

Environment

Temp: -95 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448

Radius: 12.8

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.96 AU - 5.7 AU

Year: 3957 Days

Day: 6.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,249,863 km

• M1: 159,172 km (0.06 R)
• M2: 602,281 km (0.071 R)
• M3: 1,189,453 km (0.103 R)
• M4: 1,762,113 km (0.059 R)
• M5: 7,222,436 km (0.084 R)
• M6: 8,028,020 km (0.112 R)
• M7: 10,285,003 km (0.069 R)
• M8: 13,881,934 km (0.119 R)
• M9: 15,127,187 km (0.079 R)
• M10: 16,283,579 km (0.062 R)
• M11: 17,724,954 km (0.086 R)
• M12: 18,127,223 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.6

Radius: 8.6

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.37 AU - 8.71 AU

Year: 8498 Days

Day: 7.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 22,249,863 km

• M1: 107,860 km (0.114 R)
• M2: 427,700 km (0.115 R)
• M3: 1,126,322 km (0.11 R)
• M4: 1,505,254 km (0.091 R)
• M5: 2,046,200 km (0.068 R)
• M6: 2,450,862 km (0.071 R)
• M7: 2,749,758 km (0.114 R)
• M8: 4,883,922 km (0.068 R)
• M9: 5,965,813 km (0.096 R)
• M10: 6,475,493 km (0.098 R)
• M11: 6,831,237 km (0.087 R)
• M12: 7,162,447 km (0.11 R)
• M13: 7,857,329 km (0.119 R)
• M14: 8,180,161 km (0.107 R)
• M15: 9,202,363 km (0.116 R)
• M16: 9,561,398 km (0.114 R)
• M17: 10,070,181 km (0.036 R)
• M18: 11,041,520 km (0.052 R)
• M19: 12,723,748 km (0.079 R)
• M20: 15,494,450 km (0.066 R)
• M21: 17,391,351 km (0.091 R)
• M22: 19,002,071 km (0.081 R)
• M23: 19,437,999 km (0.116 R)
• M24: 19,955,159 km (0.081 R)
• M25: 22,598,254 km (0.093 R)
• M26: 23,252,595 km (0.038 R)
• M27: 25,378,680 km (0.092 R)
• M28: 28,284,918 km (0.093 R)
• M29: 30,111,658 km (0.109 R)
• M30: 30,704,365 km (0.101 R)
• M31: 32,323,313 km (0.117 R)
• M32: 33,258,599 km (0.094 R)
• M33: 33,785,931 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.7

Radius: 8.6

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.78 AU - 8.42 AU

Year: 8594 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,249,863 km

• M1: 106,962 km (0.077 R)
• M2: 374,892 km (0.104 R)
• M3: 658,380 km (0.099 R)
• M4: 956,828 km (0.118 R)
• M5: 1,769,892 km (0.084 R)
• M6: 2,059,065 km (0.056 R)
• M7: 5,442,969 km (0.088 R)
• M8: 5,759,817 km (0.056 R)
• M9: 6,755,241 km (0.066 R)
• M10: 7,630,987 km (0.073 R)
• M11: 10,630,275 km (0.119 R)
• M12: 11,001,128 km (0.116 R)
• M13: 11,466,228 km (0.119 R)
• M14: 13,363,279 km (0.089 R)
• M15: 15,356,072 km (0.047 R)
• M16: 16,587,562 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.1

Radius: 11.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.48 AU - 10.14 AU

Year: 9748 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,249,863 km

• M1: 144,212 km (0.095 R)
• M2: 1,338,153 km (0.109 R)
• M3: 1,712,896 km (0.075 R)
• M4: 2,199,238 km (0.112 R)
• M5: 4,131,295 km (0.113 R)
• M6: 6,942,837 km (0.058 R)
• M7: 8,814,606 km (0.092 R)
• M8: 9,284,792 km (0.1 R)
• M9: 11,761,983 km (0.118 R)
• M10: 15,311,492 km (0.109 R)
• M11: 16,420,909 km (0.085 R)
• M12: 18,799,366 km (0.105 R)
• M13: 20,009,014 km (0.096 R)
• M14: 20,949,835 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 18,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit