🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.67 AU - 0.89 AU

Year: 255 Days

Day: 30.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,448,957 km

• M1: 137,630 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.01 AU - 1.11 AU

Year: 405 Days

Day: 19.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.65 AU - 1.91 AU

Year: 881 Days

Day: 45.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,448,957 km

• M1: 46,824 km (0.105 R)

Asteroid Belt

Center: 4.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.3

Radius: 13.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.42 AU - 8.58 AU

Year: 7617 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,448,957 km

• M1: 170,990 km (0.056 R)
• M2: 627,713 km (0.115 R)
• M3: 2,790,748 km (0.084 R)
• M4: 3,271,556 km (0.105 R)
• M5: 3,737,703 km (0.047 R)
• M6: 4,376,635 km (0.074 R)
• M7: 5,906,274 km (0.104 R)
• M8: 6,431,661 km (0.057 R)
• M9: 10,456,442 km (0.104 R)
• M10: 12,403,010 km (0.086 R)
• M11: 15,729,319 km (0.118 R)
• M12: 17,464,055 km (0.05 R)
• M13: 25,091,004 km (0.087 R)
• M14: 27,724,973 km (0.103 R)
• M15: 28,921,607 km (0.115 R)
• M16: 33,433,628 km (0.095 R)
• M17: 35,964,525 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.4

Radius: 9.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.32 AU - 9.24 AU

Year: 8836 Days

Day: 12.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,448,957 km

• M1: 127,009 km (0.12 R)
• M2: 584,628 km (0.104 R)
• M3: 9,147,461 km (0.069 R)
• M4: 9,904,127 km (0.09 R)
• M5: 10,368,329 km (0.113 R)
• M6: 12,478,407 km (0.116 R)
• M7: 13,075,303 km (0.08 R)
• M8: 13,691,197 km (0.066 R)
• M9: 14,267,598 km (0.082 R)
• M10: 15,530,802 km (0.068 R)
• M11: 22,743,514 km (0.085 R)
• M12: 33,443,352 km (0.106 R)
• M13: 34,594,657 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.7

Radius: 10.9

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.3 AU - 9.38 AU

Year: 8932 Days

Day: 10.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,448,957 km

• M1: 135,536 km (0.082 R)
• M2: 506,389 km (0.09 R)
• M3: 960,568 km (0.089 R)
• M4: 1,802,355 km (0.109 R)
• M5: 2,291,540 km (0.027 R)
• M6: 3,015,893 km (0.115 R)
• M7: 3,515,101 km (0.066 R)
• M8: 4,367,211 km (0.055 R)
• M9: 4,917,282 km (0.12 R)
• M10: 5,383,728 km (0.075 R)
• M11: 6,156,252 km (0.12 R)
• M12: 8,089,804 km (0.071 R)
• M13: 9,856,555 km (0.066 R)
• M14: 10,651,069 km (0.079 R)
• M15: 11,064,109 km (0.091 R)
• M16: 12,824,128 km (0.09 R)
• M17: 15,019,327 km (0.103 R)
• M18: 16,071,150 km (0.096 R)
• M19: 20,297,738 km (0.114 R)
• M20: 21,829,471 km (0.083 R)
• M21: 23,350,283 km (0.106 R)
• M22: 27,076,167 km (0.093 R)
• M23: 30,555,814 km (0.048 R)
• M24: 34,211,238 km (0.034 R)
• M25: 34,885,176 km (0.117 R)
• M26: 41,864,366 km (0.116 R)
• M27: 43,285,396 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.6

Radius: 7.2

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.46 AU - 17.02 AU

Year: 18888 Days

Day: 15.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,448,957 km

• M1: 89,609 km (0.083 R)
• M2: 1,770,341 km (0.09 R)
• M3: 2,008,351 km (0.045 R)
• M4: 3,427,287 km (0.101 R)
• M5: 6,673,561 km (0.098 R)
• M6: 7,582,518 km (0.118 R)
• M7: 13,051,217 km (0.098 R)
• M8: 14,985,219 km (0.077 R)
• M9: 17,020,947 km (0.072 R)
• M10: 18,533,830 km (0.097 R)
• M11: 24,430,230 km (0.107 R)
• M12: 31,342,848 km (0.033 R)
• M13: 35,442,279 km (0.118 R)
• M14: 36,793,297 km (0.105 R)
• M15: 37,343,069 km (0.109 R)
• M16: 41,940,960 km (0.081 R)
• M17: 50,025,827 km (0.052 R)
• M18: 54,877,585 km (0.101 R)
• M19: 60,413,903 km (0.109 R)
• M20: 61,371,479 km (0.093 R)
• M21: 69,817,625 km (0.059 R)
• M22: 70,238,145 km (0.12 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 18,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit