🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.8

Radius: 8.3

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.5 AU - 0.52 AU

Year: 247 Days

Day: 9.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,168,612 km

• M1: 103,372 km (0.109 R)
• M2: 366,216 km (0.103 R)
• M3: 647,310 km (0.053 R)
• M4: 1,000,062 km (0.09 R)
• M5: 1,273,527 km (0.105 R)
• M6: 1,547,141 km (0.088 R)
• M7: 1,839,007 km (0.093 R)
• M8: 2,231,851 km (0.098 R)
• M9: 2,753,947 km (0.071 R)
• M10: 3,441,499 km (0.037 R)
• M11: 4,238,706 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.3

Radius: 15

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.61 AU - 2.73 AU

Year: 2959 Days

Day: 9.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,168,612 km

• M1: 186,848 km (0.058 R)
• M2: 1,253,181 km (0.106 R)
• M3: 1,859,651 km (0.076 R)
• M4: 2,674,361 km (0.083 R)
• M5: 3,390,337 km (0.079 R)
• M6: 5,764,006 km (0.084 R)
• M7: 6,357,760 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.3

Radius: 8.8

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.79 AU - 3.29 AU

Year: 3595 Days

Day: 10.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,168,612 km

• M1: 109,506 km (0.082 R)
• M2: 568,173 km (0.075 R)
• M3: 1,090,419 km (0.071 R)
• M4: 1,652,458 km (0.067 R)
• M5: 2,044,405 km (0.058 R)
• M6: 2,497,836 km (0.087 R)
• M7: 3,858,727 km (0.056 R)
• M8: 5,354,108 km (0.109 R)
• M9: 7,141,354 km (0.096 R)
• M10: 7,956,812 km (0.107 R)
• M11: 8,728,737 km (0.107 R)
• M12: 9,366,921 km (0.097 R)
• M13: 10,538,572 km (0.11 R)
• M14: 11,975,609 km (0.104 R)
• M15: 12,585,519 km (0.077 R)
• M16: 13,079,043 km (0.077 R)
• M17: 13,353,704 km (0.064 R)
• M18: 13,632,256 km (0.064 R)
• M19: 16,741,947 km (0.09 R)
• M20: 20,478,752 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.3

Radius: 8.5

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.39 AU - 3.85 AU

Year: 3738 Days

Day: 14.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,168,612 km

• M1: 105,766 km (0.095 R)
• M2: 382,522 km (0.099 R)
• M3: 663,167 km (0.114 R)
• M4: 1,016,518 km (0.114 R)
• M5: 1,622,090 km (0.058 R)
• M6: 2,306,500 km (0.093 R)
• M7: 3,259,289 km (0.072 R)
• M8: 3,945,195 km (0.071 R)
• M9: 5,422,773 km (0.108 R)
• M10: 6,875,668 km (0.111 R)
• M11: 7,612,587 km (0.113 R)
• M12: 9,062,938 km (0.104 R)
• M13: 9,572,469 km (0.065 R)
• M14: 10,849,586 km (0.109 R)
• M15: 11,507,966 km (0.084 R)
• M16: 13,132,449 km (0.119 R)
• M17: 15,256,739 km (0.114 R)
• M18: 16,082,968 km (0.078 R)
• M19: 17,656,139 km (0.111 R)
• M20: 20,296,242 km (0.09 R)
• M21: 20,791,710 km (0.117 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: 473 - 14,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit