🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.4

Radius: 8.6

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.88 AU - 1.18 AU

Year: 675 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,460,378 km

• M1: 106,962 km (0.065 R)
• M2: 395,836 km (0.119 R)
• M3: 844,031 km (0.118 R)
• M4: 1,451,997 km (0.053 R)
• M5: 2,471,058 km (0.075 R)
• M6: 3,088,897 km (0.081 R)
• M7: 3,514,952 km (0.106 R)
• M8: 3,820,430 km (0.059 R)
• M9: 4,113,343 km (0.082 R)
• M10: 5,849,576 km (0.055 R)
• M11: 6,606,392 km (0.092 R)
• M12: 7,359,766 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.3

Radius: 9.3

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.4 AU - 1.66 AU

Year: 1222 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,460,378 km

• M1: 122,371 km (0.076 R)
• M2: 413,339 km (0.092 R)
• M3: 707,448 km (0.099 R)
• M4: 1,401,882 km (0.062 R)
• M5: 2,239,630 km (0.061 R)
• M6: 2,615,719 km (0.114 R)
• M7: 4,184,701 km (0.067 R)
• M8: 5,644,926 km (0.106 R)
• M9: 6,706,173 km (0.118 R)
• M10: 9,106,022 km (0.027 R)
• M11: 10,160,388 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.3

Radius: 11.4

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.87 AU - 1.99 AU

Year: 1731 Days

Day: 8.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,460,378 km

• M1: 141,819 km (0.088 R)
• M2: 538,104 km (0.057 R)
• M3: 959,521 km (0.117 R)
• M4: 1,530,386 km (0.078 R)
• M5: 3,090,991 km (0.101 R)
• M6: 4,176,773 km (0.037 R)
• M7: 5,363,832 km (0.079 R)
• M8: 6,843,355 km (0.116 R)
• M9: 7,224,680 km (0.103 R)
• M10: 8,030,115 km (0.079 R)
• M11: 9,349,269 km (0.062 R)
• M12: 10,130,319 km (0.114 R)
• M13: 10,554,728 km (0.106 R)
• M14: 12,332,998 km (0.094 R)
• M15: 13,398,584 km (0.09 R)
• M16: 14,435,596 km (0.044 R)
• M17: 14,928,372 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.6

Radius: 8.8

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.47 AU - 4.61 AU

Year: 5243 Days

Day: 10.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,460,378 km

• M1: 109,506 km (0.053 R)
• M2: 383,419 km (0.118 R)
• M3: 829,969 km (0.1 R)
• M4: 1,223,711 km (0.087 R)
• M5: 1,739,973 km (0.04 R)
• M6: 3,444,940 km (0.055 R)
• M7: 6,833,631 km (0.049 R)
• M8: 7,788,065 km (0.102 R)
• M9: 10,213,795 km (0.08 R)
• M10: 11,974,562 km (0.088 R)
• M11: 14,899,050 km (0.085 R)
• M12: 16,028,963 km (0.09 R)
• M13: 16,437,664 km (0.029 R)
• M14: 17,705,506 km (0.115 R)
• M15: 23,357,912 km (0.042 R)
• M16: 24,340,172 km (0.09 R)
• M17: 25,586,472 km (0.025 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 19,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit