🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.92 AU - 1 AU

Year: 339 Days

Day: 23.2 Hours

Environment

Temp: 75 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.83 AU - 1.17 AU

Year: 360 Days

Day: 40.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 75,130,217 km

• M1: 88,562 km (0.044 R)
• M2: 339,587 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.08 AU - 1.5 AU

Year: 527 Days

Day: 47.2 Hours

Environment

Temp: 11 °C

Axial Tilt: 69 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 75,130,217 km

• M1: 36,951 km (0.092 R)
• M2: 680,222 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.11 AU - 2.37 AU

Year: 1207 Days

Day: 36.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 14.9

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 8.51 AU - 10.35 AU

Year: 10422 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,130,217 km

• M1: 185,501 km (0.101 R)
• M2: 949,647 km (0.091 R)
• M3: 1,616,255 km (0.075 R)
• M4: 2,359,906 km (0.069 R)
• M5: 3,524,077 km (0.119 R)
• M6: 4,071,605 km (0.102 R)
• M7: 4,648,455 km (0.081 R)
• M8: 5,131,357 km (0.111 R)
• M9: 5,710,899 km (0.103 R)
• M10: 6,333,974 km (0.105 R)
• M11: 7,297,534 km (0.105 R)
• M12: 8,315,846 km (0.08 R)
• M13: 11,684,342 km (0.101 R)
• M14: 12,421,410 km (0.036 R)
• M15: 13,699,724 km (0.115 R)
• M16: 15,002,871 km (0.086 R)
• M17: 17,177,426 km (0.103 R)
• M18: 17,855,104 km (0.035 R)
• M19: 20,369,096 km (0.095 R)
• M20: 25,825,230 km (0.061 R)
• M21: 34,589,571 km (0.103 R)
• M22: 36,775,645 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.1

Radius: 9.7

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.41 AU - 10.73 AU

Year: 10655 Days

Day: 13.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,130,217 km

• M1: 120,576 km (0.12 R)
• M2: 762,500 km (0.079 R)
• M3: 1,417,141 km (0.096 R)
• M4: 2,411,218 km (0.029 R)
• M5: 3,138,863 km (0.111 R)
• M6: 4,118,130 km (0.11 R)
• M7: 4,678,673 km (0.101 R)
• M8: 5,492,635 km (0.089 R)
• M9: 5,843,742 km (0.095 R)
• M10: 7,028,258 km (0.073 R)
• M11: 8,275,006 km (0.071 R)
• M12: 13,391,253 km (0.092 R)
• M13: 13,835,709 km (0.111 R)
• M14: 14,289,888 km (0.103 R)
• M15: 15,434,611 km (0.108 R)
• M16: 17,829,373 km (0.06 R)
• M17: 19,395,663 km (0.069 R)
• M18: 20,378,372 km (0.076 R)
• M19: 20,882,068 km (0.099 R)
• M20: 24,454,315 km (0.064 R)
• M21: 28,000,533 km (0.118 R)
• M22: 29,254,911 km (0.046 R)
• M23: 31,428,269 km (0.116 R)
• M24: 32,213,657 km (0.114 R)
• M25: 32,782,728 km (0.109 R)
• M26: 33,940,765 km (0.045 R)
• M27: 42,006,932 km (0.071 R)
• M28: 43,649,218 km (0.047 R)
• M29: 48,982,532 km (0.119 R)
• M30: 50,954,980 km (0.111 R)
• M31: 52,038,816 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.4

Radius: 4.6

Gravity: 31.64 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 12.36 AU - 16.62 AU

Year: 19851 Days

Day: 17.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,130,217 km

• M1: 58,194 km (0.05 R)
• M2: 353,350 km (0.084 R)
• M3: 958,773 km (0.119 R)
• M4: 1,244,355 km (0.108 R)
• M5: 2,187,270 km (0.084 R)
• M6: 3,007,815 km (0.094 R)
• M7: 4,683,909 km (0.065 R)
• M8: 5,081,391 km (0.065 R)
• M9: 5,231,288 km (0.06 R)
• M10: 8,621,774 km (0.055 R)
• M11: 12,479,454 km (0.066 R)
• M12: 14,329,232 km (0.08 R)
• M13: 17,519,855 km (0.097 R)
• M14: 17,690,696 km (0.104 R)
• M15: 19,922,248 km (0.116 R)
• M16: 20,484,436 km (0.075 R)
• M17: 21,057,097 km (0.049 R)
• M18: 24,399,114 km (0.079 R)
• M19: 25,150,693 km (0.078 R)
• M20: 26,363,034 km (0.058 R)
• M21: 28,784,425 km (0.111 R)
• M22: 38,206,997 km (0.118 R)
• M23: 58,706,543 km (0.038 R)
• M24: 64,422,977 km (0.087 R)
• M25: 67,520,251 km (0.099 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 11,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit