🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.8

Radius: 12.9

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.8 AU - 1.12 AU

Year: 627 Days

Day: 7.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,718,873 km

• M1: 160,519 km (0.083 R)
• M2: 941,270 km (0.113 R)
• M3: 1,378,544 km (0.096 R)
• M4: 1,840,802 km (0.113 R)
• M5: 2,502,024 km (0.078 R)
• M6: 3,027,263 km (0.101 R)
• M7: 3,462,443 km (0.068 R)
• M8: 4,209,684 km (0.083 R)
• M9: 5,419,033 km (0.084 R)
• M10: 6,469,360 km (0.062 R)
• M11: 7,444,439 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.1

Radius: 13.7

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.94 AU - 1.12 AU

Year: 697 Days

Day: 5.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,718,873 km

• M1: 170,392 km (0.115 R)
• M2: 743,053 km (0.066 R)
• M3: 1,199,625 km (0.082 R)
• M4: 2,588,342 km (0.051 R)
• M5: 3,081,267 km (0.031 R)
• M6: 3,761,638 km (0.095 R)
• M7: 4,685,854 km (0.105 R)
• M8: 5,681,428 km (0.037 R)
• M9: 7,070,295 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.2

Radius: 11

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.61 AU - 1.79 AU

Year: 1478 Days

Day: 5.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,718,873 km

• M1: 136,882 km (0.119 R)
• M2: 521,648 km (0.113 R)
• M3: 1,094,907 km (0.119 R)
• M4: 1,439,132 km (0.101 R)
• M5: 2,275,982 km (0.057 R)
• M6: 2,648,331 km (0.117 R)
• M7: 3,216,205 km (0.097 R)
• M8: 4,111,548 km (0.095 R)
• M9: 4,654,139 km (0.111 R)
• M10: 5,134,498 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.8

Radius: 12.3

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.66 AU - 1.9 AU

Year: 1584 Days

Day: 10.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,718,873 km

• M1: 153,039 km (0.091 R)
• M2: 629,957 km (0.093 R)
• M3: 1,314,516 km (0.109 R)
• M4: 1,826,440 km (0.105 R)
• M5: 2,267,156 km (0.104 R)
• M6: 2,806,007 km (0.097 R)
• M7: 3,460,498 km (0.109 R)
• M8: 5,136,892 km (0.118 R)
• M9: 5,690,254 km (0.097 R)
• M10: 7,043,367 km (0.101 R)
• M11: 7,539,134 km (0.095 R)
• M12: 11,581,568 km (0.085 R)
• M13: 12,460,306 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.6

Radius: 13.5

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.41 AU - 2.97 AU

Year: 2942 Days

Day: 10.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,718,873 km

• M1: 168,298 km (0.062 R)
• M2: 589,116 km (0.117 R)
• M3: 1,034,768 km (0.105 R)
• M4: 1,594,713 km (0.064 R)
• M5: 2,580,414 km (0.117 R)
• M6: 3,111,187 km (0.026 R)
• M7: 5,082,588 km (0.058 R)
• M8: 5,731,842 km (0.043 R)
• M9: 6,290,740 km (0.102 R)
• M10: 7,420,802 km (0.056 R)
• M11: 8,682,062 km (0.099 R)
• M12: 9,612,112 km (0.116 R)
• M13: 10,731,553 km (0.118 R)
• M14: 11,670,579 km (0.111 R)
• M15: 12,479,155 km (0.102 R)
• M16: 12,991,378 km (0.053 R)
• M17: 13,566,133 km (0.041 R)
• M18: 18,553,577 km (0.079 R)
• M19: 21,060,239 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.2

Radius: 11.6

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.07 AU - 6.17 AU

Year: 8885 Days

Day: 6.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,718,873 km

• M1: 145,409 km (0.102 R)
• M2: 521,349 km (0.075 R)
• M3: 978,520 km (0.081 R)
• M4: 1,605,335 km (0.086 R)
• M5: 2,317,421 km (0.1 R)
• M6: 3,137,965 km (0.102 R)
• M7: 3,616,080 km (0.095 R)
• M8: 6,474,745 km (0.064 R)
• M9: 9,670,904 km (0.088 R)
• M10: 11,665,044 km (0.074 R)
• M11: 13,300,148 km (0.075 R)
• M12: 14,429,014 km (0.093 R)
• M13: 16,734,018 km (0.077 R)
• M14: 17,164,860 km (0.094 R)
• M15: 21,805,834 km (0.059 R)
• M16: 23,106,887 km (0.093 R)
• M17: 25,673,089 km (0.099 R)
• M18: 26,828,882 km (0.079 R)
• M19: 27,320,610 km (0.116 R)
• M20: 29,975,075 km (0.076 R)
• M21: 36,869,442 km (0.031 R)
• M22: 37,355,336 km (0.096 R)
• M23: 44,751,754 km (0.053 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 17,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit