🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.63 AU - 0.69 AU

Year: 189 Days

Day: 32.6 Hours

Environment

Temp: 226 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.97 AU - 1.45 AU

Year: 470 Days

Day: 17.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 63,119,451 km

• M1: 649,105 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.05 AU - 1.47 AU

Year: 499 Days

Day: 35.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 63,119,451 km

• M1: 193,131 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.48 AU - 1.94 AU

Year: 790 Days

Day: 30 Hours

Environment

Temp: -39 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.62 AU - 1.96 AU

Year: 846 Days

Day: 19 Hours

Environment

Temp: -38 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.44 AU - 3.08 AU

Year: 1619 Days

Day: 12.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.08 AU - 4.56 AU

Year: 3170 Days

Day: 39.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,119,451 km

• M1: 1,421,778 km (0.06 R)

Asteroid Belt

Center: 6.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.4

Radius: 12.2

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.39 AU - 10.07 AU

Year: 9108 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,119,451 km

• M1: 153,188 km (0.096 R)
• M2: 586,573 km (0.097 R)
• M3: 1,310,477 km (0.034 R)
• M4: 2,203,577 km (0.036 R)
• M5: 2,706,973 km (0.079 R)
• M6: 3,242,683 km (0.058 R)
• M7: 3,823,722 km (0.094 R)
• M8: 4,956,327 km (0.06 R)
• M9: 5,568,930 km (0.038 R)
• M10: 5,960,428 km (0.1 R)
• M11: 7,517,443 km (0.093 R)
• M12: 9,195,183 km (0.114 R)
• M13: 14,830,086 km (0.108 R)
• M14: 16,038,537 km (0.11 R)
• M15: 17,657,485 km (0.071 R)
• M16: 19,087,791 km (0.064 R)
• M17: 26,582,943 km (0.12 R)
• M18: 33,425,999 km (0.058 R)
• M19: 34,615,601 km (0.101 R)
• M20: 35,054,970 km (0.117 R)
• M21: 37,886,708 km (0.105 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.2

Radius: 8

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.83 AU - 11.51 AU

Year: 12307 Days

Day: 10.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,119,451 km

• M1: 100,231 km (0.11 R)
• M2: 734,077 km (0.109 R)
• M3: 1,321,248 km (0.047 R)
• M4: 2,190,412 km (0.071 R)
• M5: 2,546,006 km (0.091 R)
• M6: 3,950,730 km (0.105 R)
• M7: 5,455,685 km (0.093 R)
• M8: 7,542,425 km (0.099 R)
• M9: 12,425,150 km (0.073 R)
• M10: 15,386,141 km (0.034 R)
• M11: 17,718,821 km (0.076 R)
• M12: 18,283,403 km (0.1 R)
• M13: 25,308,070 km (0.044 R)
• M14: 28,732,814 km (0.095 R)
• M15: 34,703,564 km (0.092 R)
• M16: 35,033,129 km (0.063 R)
• M17: 39,033,824 km (0.082 R)

Planet 10 - Gas Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.4

Radius: 14.5

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 9.77 AU - 14.45 AU

Year: 14880 Days

Day: 9.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,119,451 km

• M1: 180,714 km (0.077 R)
• M2: 763,248 km (0.108 R)
• M3: 1,606,831 km (0.044 R)
• M4: 2,204,325 km (0.06 R)
• M5: 3,913,779 km (0.091 R)
• M6: 4,843,381 km (0.089 R)
• M7: 5,325,385 km (0.109 R)
• M8: 7,585,061 km (0.087 R)
• M9: 9,818,258 km (0.101 R)
• M10: 11,836,184 km (0.092 R)
• M11: 14,466,264 km (0.103 R)
• M12: 17,069,117 km (0.055 R)
• M13: 17,785,990 km (0.12 R)
• M14: 21,861,036 km (0.103 R)
• M15: 23,574,530 km (0.09 R)
• M16: 25,788,279 km (0.026 R)
• M17: 26,839,055 km (0.103 R)
• M18: 39,381,041 km (0.101 R)
• M19: 44,850,190 km (0.059 R)
• M20: 56,388,524 km (0.06 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 11,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit