🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.79 AU - 0.97 AU

Year: 290 Days

Day: 20.7 Hours

Environment

Temp: 185 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.1 AU - 1.44 AU

Year: 503 Days

Day: 33.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.53 AU - 3.25 AU

Year: 1727 Days

Day: 20.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,387,258 km

• M1: 577,897 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3 AU - 3.12 AU

Year: 1881 Days

Day: 15.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.36 AU - 4.32 AU

Year: 2645 Days

Day: 33.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.22 AU - 6.7 AU

Year: 4484 Days

Day: 13.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,387,258 km

• M1: 222,003 km (0.034 R)

Asteroid Belt

Center: 6.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.2

Radius: 11.9

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 7.76 AU - 8.56 AU

Year: 8192 Days

Day: 7.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,387,258 km

• M1: 147,952 km (0.064 R)
• M2: 1,188,555 km (0.114 R)
• M3: 1,902,885 km (0.11 R)
• M4: 2,577,871 km (0.09 R)
• M5: 3,006,618 km (0.106 R)
• M6: 3,483,237 km (0.111 R)
• M7: 4,360,180 km (0.082 R)
• M8: 7,387,891 km (0.116 R)
• M9: 7,782,680 km (0.079 R)
• M10: 9,315,011 km (0.117 R)
• M11: 10,052,678 km (0.03 R)
• M12: 10,662,139 km (0.116 R)
• M13: 12,135,379 km (0.064 R)
• M14: 13,254,072 km (0.049 R)
• M15: 15,428,776 km (0.104 R)
• M16: 16,075,787 km (0.096 R)
• M17: 16,628,851 km (0.095 R)
• M18: 18,067,084 km (0.074 R)
• M19: 22,533,628 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.6

Radius: 13.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.12 AU - 12.44 AU

Year: 11584 Days

Day: 10.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,387,258 km

• M1: 171,589 km (0.114 R)
• M2: 737,518 km (0.034 R)
• M3: 1,562,550 km (0.083 R)
• M4: 3,328,403 km (0.101 R)
• M5: 5,736,630 km (0.08 R)
• M6: 10,981,830 km (0.08 R)
• M7: 12,457,763 km (0.102 R)
• M8: 13,066,177 km (0.068 R)
• M9: 13,785,743 km (0.072 R)
• M10: 15,750,561 km (0.084 R)
• M11: 16,826,320 km (0.103 R)

Asteroid Belt

Center: 11.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.4

Radius: 11.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 11.04 AU - 13.92 AU

Year: 15495 Days

Day: 9.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,387,258 km

• M1: 141,819 km (0.072 R)
• M2: 782,397 km (0.104 R)
• M3: 1,517,670 km (0.107 R)
• M4: 2,649,079 km (0.099 R)
• M5: 3,844,964 km (0.071 R)
• M6: 8,968,841 km (0.118 R)
• M7: 9,939,283 km (0.111 R)
• M8: 11,730,268 km (0.094 R)
• M9: 12,454,322 km (0.107 R)
• M10: 13,272,024 km (0.067 R)
• M11: 14,737,185 km (0.081 R)
• M12: 18,543,853 km (0.106 R)
• M13: 19,360,358 km (0.067 R)
• M14: 20,200,649 km (0.038 R)
• M15: 21,065,175 km (0.108 R)
• M16: 24,286,018 km (0.114 R)
• M17: 27,400,944 km (0.077 R)
• M18: 28,567,658 km (0.109 R)
• M19: 29,108,754 km (0.064 R)
• M20: 32,149,480 km (0.065 R)
• M21: 32,617,422 km (0.07 R)
• M22: 38,459,967 km (0.116 R)
• M23: 39,252,836 km (0.094 R)
• M24: 51,048,179 km (0.095 R)
• M25: 55,283,744 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.4

Radius: 4.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 13.84 AU - 16.02 AU

Year: 20275 Days

Day: 15.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,387,258 km

• M1: 56,099 km (0.072 R)
• M2: 218,562 km (0.117 R)
• M3: 1,413,101 km (0.108 R)
• M4: 2,047,995 km (0.06 R)
• M5: 3,299,830 km (0.025 R)
• M6: 3,744,435 km (0.101 R)
• M7: 5,545,294 km (0.062 R)
• M8: 6,487,012 km (0.071 R)
• M9: 9,116,793 km (0.083 R)
• M10: 12,086,910 km (0.105 R)
• M11: 13,603,832 km (0.084 R)
• M12: 19,908,485 km (0.072 R)
• M13: 25,283,387 km (0.113 R)
• M14: 28,862,516 km (0.068 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 14,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit