🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.4 AU - 0.6 AU

Year: 225 Days

Day: 41.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 103 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.46 AU - 0.58 AU

Year: 238 Days

Day: 30 Hours

Environment

Temp: -114 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.5

Radius: 11.9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.57 AU - 0.81 AU

Year: 364 Days

Day: 14 Hours

Environment

Temp: -130 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 40,322,168 km

• M1: 152,590 km (0.09 R)
• M2: 560,693 km (0.094 R)
• M3: 1,272,779 km (0.081 R)
• M4: 1,707,360 km (0.089 R)
• M5: 2,458,940 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.9

Radius: 10

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.05 AU - 1.09 AU

Year: 704 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,322,168 km

• M1: 124,465 km (0.037 R)
• M2: 539,450 km (0.108 R)
• M3: 1,016,368 km (0.077 R)
• M4: 1,446,312 km (0.112 R)
• M5: 2,208,364 km (0.088 R)
• M6: 2,749,758 km (0.099 R)
• M7: 4,397,429 km (0.046 R)
• M8: 5,058,502 km (0.067 R)
• M9: 5,535,121 km (0.088 R)
• M10: 6,599,660 km (0.111 R)
• M11: 7,214,507 km (0.095 R)
• M12: 7,891,138 km (0.068 R)
• M13: 8,232,670 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.7

Radius: 13.2

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.04 AU - 1.24 AU

Year: 774 Days

Day: 13.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,322,168 km

• M1: 164,258 km (0.096 R)
• M2: 608,115 km (0.116 R)
• M3: 1,295,966 km (0.099 R)
• M4: 1,942,977 km (0.091 R)
• M5: 2,515,039 km (0.117 R)
• M6: 3,489,071 km (0.103 R)
• M7: 4,538,799 km (0.045 R)

Asteroid Belt

Center: 1.87 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551

Radius: 8.4

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.26 AU - 2.92 AU

Year: 2650 Days

Day: 10.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,322,168 km

• M1: 108,159 km (0.117 R)
• M2: 407,654 km (0.105 R)
• M3: 1,045,988 km (0.111 R)
• M4: 2,076,867 km (0.11 R)
• M5: 2,349,584 km (0.063 R)
• M6: 3,147,090 km (0.036 R)
• M7: 4,275,956 km (0.098 R)
• M8: 4,547,925 km (0.041 R)
• M9: 5,057,605 km (0.107 R)
• M10: 5,604,834 km (0.104 R)
• M11: 8,037,744 km (0.069 R)
• M12: 9,432,894 km (0.065 R)
• M13: 12,230,524 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.8

Radius: 8.8

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.65 AU - 3.29 AU

Year: 3254 Days

Day: 11.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,322,168 km

• M1: 109,506 km (0.032 R)
• M2: 386,112 km (0.099 R)
• M3: 667,057 km (0.036 R)
• M4: 954,883 km (0.096 R)
• M5: 1,512,584 km (0.112 R)
• M6: 1,991,596 km (0.067 R)
• M7: 2,322,956 km (0.055 R)
• M8: 3,253,305 km (0.111 R)
• M9: 3,545,769 km (0.087 R)
• M10: 4,297,648 km (0.106 R)
• M11: 4,590,710 km (0.074 R)
• M12: 6,286,701 km (0.104 R)
• M13: 6,742,825 km (0.039 R)
• M14: 8,126,605 km (0.112 R)
• M15: 10,162,034 km (0.044 R)
• M16: 10,578,514 km (0.092 R)
• M17: 10,934,108 km (0.068 R)
• M18: 11,297,781 km (0.094 R)
• M19: 13,651,703 km (0.11 R)
• M20: 14,591,178 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.7

Radius: 8.7

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.88 AU - 6.26 AU

Year: 8358 Days

Day: 13.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,322,168 km

• M1: 109,057 km (0.047 R)
• M2: 388,356 km (0.111 R)
• M3: 1,892,114 km (0.07 R)
• M4: 3,130,335 km (0.109 R)
• M5: 6,405,332 km (0.106 R)
• M6: 8,925,308 km (0.119 R)
• M7: 10,259,721 km (0.119 R)
• M8: 12,095,137 km (0.088 R)
• M9: 12,530,916 km (0.104 R)
• M10: 13,376,294 km (0.066 R)
• M11: 17,414,987 km (0.069 R)
• M12: 19,635,618 km (0.067 R)
• M13: 21,797,756 km (0.103 R)
• M14: 24,199,400 km (0.12 R)
• M15: 24,717,607 km (0.112 R)
• M16: 25,955,081 km (0.118 R)
• M17: 28,362,410 km (0.054 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 18,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit