🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.52 AU - 0.82 AU

Year: 192 Days

Day: 42.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,537,874 km

• M1: 159,471 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.72 AU - 0.9 AU

Year: 255 Days

Day: 19.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 44.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.29 AU - 1.57 AU

Year: 598 Days

Day: 45.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.47 AU - 1.99 AU

Year: 796 Days

Day: 33.9 Hours

Environment

Temp: -30 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,537,874 km

• M1: 509,381 km (0.055 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.9

Radius: 11.6

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.36 AU - 10.02 AU

Year: 8962 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,537,874 km

• M1: 144,362 km (0.087 R)
• M2: 532,718 km (0.056 R)
• M3: 938,876 km (0.065 R)
• M4: 1,549,684 km (0.097 R)
• M5: 2,145,233 km (0.089 R)
• M6: 3,235,353 km (0.093 R)
• M7: 4,553,460 km (0.104 R)
• M8: 6,868,936 km (0.101 R)
• M9: 8,815,653 km (0.084 R)
• M10: 17,796,312 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.1

Radius: 10.4

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.79 AU - 10.39 AU

Year: 9588 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,537,874 km

• M1: 299,944 km (0.102 R)
• M2: 1,531,284 km (0.109 R)
• M3: 2,068,041 km (0.117 R)
• M4: 5,077,352 km (0.06 R)
• M5: 6,761,225 km (0.103 R)
• M6: 7,422,747 km (0.074 R)
• M7: 9,759,017 km (0.034 R)
• M8: 11,194,109 km (0.103 R)
• M9: 14,657,599 km (0.119 R)
• M10: 18,008,292 km (0.056 R)
• M11: 23,693,460 km (0.05 R)
• M12: 26,090,916 km (0.075 R)
• M13: 26,714,739 km (0.115 R)
• M14: 28,364,355 km (0.085 R)
• M15: 28,739,995 km (0.091 R)
• M16: 32,373,727 km (0.075 R)
• M17: 35,645,133 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.4

Radius: 5.8

Gravity: 29.08 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.55 AU - 15.87 AU

Year: 19738 Days

Day: 17.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,537,874 km

• M1: 72,256 km (0.118 R)
• M2: 280,945 km (0.117 R)
• M3: 481,705 km (0.077 R)
• M4: 740,958 km (0.077 R)
• M5: 988,244 km (0.048 R)
• M6: 1,430,305 km (0.049 R)
• M7: 2,386,535 km (0.104 R)
• M8: 3,998,751 km (0.115 R)
• M9: 5,626,675 km (0.089 R)
• M10: 6,679,395 km (0.051 R)
• M11: 7,400,457 km (0.086 R)
• M12: 7,601,217 km (0.055 R)
• M13: 8,605,019 km (0.11 R)
• M14: 10,117,902 km (0.088 R)
• M15: 11,462,787 km (0.09 R)
• M16: 16,545,076 km (0.068 R)
• M17: 18,039,110 km (0.059 R)
• M18: 20,396,323 km (0.091 R)
• M19: 21,699,620 km (0.103 R)
• M20: 23,702,885 km (0.066 R)
• M21: 30,190,945 km (0.086 R)
• M22: 32,681,300 km (0.084 R)
• M23: 35,164,027 km (0.115 R)
• M24: 43,687,066 km (0.079 R)
• M25: 46,183,406 km (0.093 R)
• M26: 50,193,526 km (0.084 R)
• M27: 58,103,813 km (0.036 R)
• M28: 64,236,278 km (0.1 R)
• M29: 68,115,202 km (0.097 R)
• M30: 71,691,788 km (0.095 R)
• M31: 72,605,083 km (0.097 R)
• M32: 78,248,513 km (0.047 R)
• M33: 78,489,814 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354

Radius: 4.9

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 16.23 AU - 23.89 AU

Year: 31432 Days

Day: 21.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,537,874 km

• M1: 104,719 km (0.083 R)
• M2: 691,441 km (0.089 R)
• M3: 846,724 km (0.119 R)
• M4: 1,025,643 km (0.078 R)
• M5: 1,990,400 km (0.119 R)
• M6: 5,459,125 km (0.029 R)
• M7: 10,370,573 km (0.059 R)
• M8: 11,657,863 km (0.046 R)
• M9: 13,120,332 km (0.033 R)
• M10: 13,559,701 km (0.069 R)
• M11: 15,577,477 km (0.097 R)
• M12: 16,828,264 km (0.115 R)
• M13: 17,522,099 km (0.12 R)
• M14: 18,873,866 km (0.072 R)
• M15: 22,711,201 km (0.093 R)
• M16: 28,838,281 km (0.03 R)
• M17: 33,212,373 km (0.089 R)
• M18: 34,439,973 km (0.09 R)
• M19: 40,571,092 km (0.086 R)
• M20: 44,709,268 km (0.044 R)
• M21: 58,794,506 km (0.065 R)
• M22: 66,188,082 km (0.064 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 10,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit