🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.72 AU - 0.76 AU

Year: 233 Days

Day: 40.2 Hours

Environment

Temp: 146 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,016,283 km

• M1: 341,083 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.88 AU - 1.16 AU

Year: 376 Days

Day: 25 Hours

Environment

Temp: 38 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 46,016,283 km

• M1: 731,833 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.36 AU - 1.38 AU

Year: 586 Days

Day: 16.4 Hours

Environment

Temp: -11 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 46,016,283 km

• M1: 60,737 km (0.062 R)
• M2: 557,701 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.1 AU - 1.8 AU

Year: 638 Days

Day: 21.2 Hours

Environment

Temp: -34 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.8

Radius: 11

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.94 AU - 5.2 AU

Year: 4170 Days

Day: 10.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,016,283 km

• M1: 136,882 km (0.082 R)
• M2: 674,986 km (0.101 R)
• M3: 1,248,245 km (0.047 R)
• M4: 1,750,594 km (0.117 R)
• M5: 2,202,081 km (0.032 R)
• M6: 3,110,439 km (0.102 R)
• M7: 4,112,894 km (0.073 R)
• M8: 5,264,349 km (0.117 R)
• M9: 6,523,963 km (0.077 R)
• M10: 7,275,244 km (0.083 R)
• M11: 8,083,371 km (0.101 R)
• M12: 9,028,381 km (0.074 R)
• M13: 10,913,015 km (0.053 R)
• M14: 11,503,179 km (0.095 R)
• M15: 13,504,798 km (0.094 R)
• M16: 13,868,471 km (0.052 R)
• M17: 14,506,954 km (0.112 R)
• M18: 15,785,717 km (0.107 R)
• M19: 16,364,511 km (0.085 R)
• M20: 17,198,669 km (0.067 R)
• M21: 17,811,571 km (0.103 R)
• M22: 18,502,564 km (0.118 R)
• M23: 19,081,059 km (0.1 R)
• M24: 20,410,086 km (0.066 R)
• M25: 21,097,189 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.9

Radius: 9.1

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.74 AU - 8.2 AU

Year: 7457 Days

Day: 14.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,016,283 km

• M1: 119,080 km (0.071 R)
• M2: 411,245 km (0.091 R)
• M3: 784,790 km (0.043 R)
• M4: 1,070,522 km (0.107 R)
• M5: 1,481,767 km (0.064 R)
• M6: 2,023,910 km (0.095 R)
• M7: 2,434,107 km (0.051 R)
• M8: 2,812,141 km (0.059 R)
• M9: 4,634,243 km (0.055 R)
• M10: 5,086,776 km (0.117 R)
• M11: 6,686,127 km (0.102 R)
• M12: 7,068,200 km (0.061 R)
• M13: 7,841,621 km (0.039 R)
• M14: 8,933,835 km (0.049 R)
• M15: 10,671,714 km (0.092 R)
• M16: 13,608,769 km (0.044 R)
• M17: 18,370,619 km (0.09 R)
• M18: 19,893,076 km (0.101 R)
• M19: 21,088,961 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.2

Radius: 12.2

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.69 AU - 12.45 AU

Year: 11672 Days

Day: 5.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,016,283 km

• M1: 151,692 km (0.066 R)
• M2: 645,365 km (0.104 R)
• M3: 1,098,647 km (0.114 R)
• M4: 2,696,950 km (0.106 R)
• M5: 3,640,614 km (0.09 R)
• M6: 4,025,230 km (0.08 R)
• M7: 6,938,798 km (0.045 R)
• M8: 8,042,531 km (0.12 R)
• M9: 8,869,508 km (0.105 R)
• M10: 10,028,592 km (0.069 R)
• M11: 11,235,698 km (0.113 R)
• M12: 12,537,498 km (0.077 R)
• M13: 14,585,194 km (0.117 R)
• M14: 18,061,699 km (0.079 R)
• M15: 21,585,327 km (0.11 R)
• M16: 23,017,278 km (0.082 R)
• M17: 24,174,118 km (0.031 R)
• M18: 24,596,583 km (0.113 R)
• M19: 28,529,511 km (0.069 R)
• M20: 37,054,645 km (0.073 R)
• M21: 38,070,265 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159

Radius: 3.3

Gravity: 14.6 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.94 AU - 15.44 AU

Year: 19524 Days

Day: 22.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,016,283 km

• M1: 43,084 km (0.047 R)
• M2: 169,943 km (0.114 R)
• M3: 448,794 km (0.046 R)
• M4: 750,832 km (0.102 R)
• M5: 1,519,466 km (0.093 R)
• M6: 1,800,710 km (0.068 R)
• M7: 2,504,568 km (0.109 R)
• M8: 3,256,297 km (0.059 R)
• M9: 4,371,699 km (0.117 R)
• M10: 5,450,000 km (0.062 R)
• M11: 5,651,060 km (0.115 R)
• M12: 9,628,119 km (0.079 R)
• M13: 15,541,723 km (0.064 R)
• M14: 16,219,551 km (0.082 R)
• M15: 17,201,212 km (0.095 R)
• M16: 19,670,474 km (0.047 R)
• M17: 21,607,916 km (0.113 R)
• M18: 23,404,288 km (0.094 R)
• M19: 33,668,796 km (0.082 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 12,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit