🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.4

Radius: 10.8

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.62 AU - 1.76 AU

Year: 1490 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 20,723,871 km

• M1: 134,339 km (0.099 R)
• M2: 586,723 km (0.101 R)
• M3: 1,227,750 km (0.112 R)
• M4: 1,647,821 km (0.048 R)
• M5: 2,048,294 km (0.085 R)
• M6: 2,573,831 km (0.056 R)
• M7: 3,418,162 km (0.113 R)
• M8: 4,027,474 km (0.058 R)
• M9: 5,027,835 km (0.054 R)
• M10: 5,628,021 km (0.094 R)
• M11: 6,253,041 km (0.062 R)
• M12: 7,289,156 km (0.059 R)
• M13: 7,822,473 km (0.049 R)
• M14: 9,226,299 km (0.108 R)
• M15: 9,729,546 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.9

Radius: 9.4

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.65 AU - 2.33 AU

Year: 1904 Days

Day: 12.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,723,871 km

• M1: 116,986 km (0.119 R)
• M2: 537,804 km (0.115 R)
• M3: 991,385 km (0.075 R)
• M4: 1,752,988 km (0.077 R)
• M5: 2,088,985 km (0.086 R)
• M6: 3,235,054 km (0.113 R)
• M7: 3,945,494 km (0.109 R)
• M8: 4,249,627 km (0.071 R)
• M9: 6,314,975 km (0.111 R)
• M10: 6,921,145 km (0.115 R)
• M11: 7,828,457 km (0.087 R)
• M12: 8,559,541 km (0.119 R)
• M13: 9,604,333 km (0.102 R)
• M14: 10,622,496 km (0.08 R)
• M15: 11,289,703 km (0.119 R)
• M16: 13,502,255 km (0.032 R)
• M17: 13,846,480 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.7

Radius: 13.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.4 AU - 2.46 AU

Year: 2569 Days

Day: 6.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,723,871 km

• M1: 167,849 km (0.063 R)
• M2: 752,776 km (0.054 R)
• M3: 1,201,271 km (0.093 R)
• M4: 1,834,668 km (0.113 R)
• M5: 2,804,511 km (0.083 R)
• M6: 3,511,361 km (0.056 R)
• M7: 4,112,146 km (0.112 R)
• M8: 5,027,386 km (0.092 R)
• M9: 5,473,038 km (0.056 R)
• M10: 8,114,039 km (0.047 R)
• M11: 9,066,678 km (0.11 R)
• M12: 11,115,870 km (0.062 R)
• M13: 15,663,196 km (0.114 R)
• M14: 16,161,956 km (0.085 R)
• M15: 17,086,321 km (0.03 R)
• M16: 18,373,461 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.7

Radius: 12.1

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.48 AU - 2.72 AU

Year: 2843 Days

Day: 13.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,723,871 km

• M1: 150,645 km (0.047 R)
• M2: 592,557 km (0.111 R)
• M3: 1,142,629 km (0.091 R)
• M4: 1,951,205 km (0.115 R)
• M5: 2,570,989 km (0.036 R)
• M6: 3,196,009 km (0.114 R)
• M7: 3,705,689 km (0.074 R)
• M8: 4,123,217 km (0.073 R)
• M9: 9,004,595 km (0.091 R)
• M10: 10,763,268 km (0.119 R)
• M11: 16,967,241 km (0.061 R)
• M12: 17,733,930 km (0.076 R)
• M13: 18,869,228 km (0.088 R)
• M14: 20,478,004 km (0.094 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 11,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit