🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.5

Radius: 14.2

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.74 AU - 0.76 AU

Year: 426 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,139,245 km

• M1: 176,525 km (0.095 R)
• M2: 705,354 km (0.041 R)
• M3: 1,236,576 km (0.082 R)
• M4: 1,763,310 km (0.066 R)
• M5: 2,339,561 km (0.102 R)
• M6: 2,949,172 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.2

Radius: 12.7

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.76 AU - 1.22 AU

Year: 646 Days

Day: 8.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,139,245 km

• M1: 157,975 km (0.101 R)
• M2: 563,535 km (0.081 R)
• M3: 1,254,079 km (0.093 R)
• M4: 1,700,479 km (0.12 R)
• M5: 2,195,498 km (0.05 R)
• M6: 2,607,341 km (0.069 R)
• M7: 3,034,593 km (0.04 R)
• M8: 3,482,040 km (0.029 R)
• M9: 4,244,241 km (0.091 R)
• M10: 4,756,464 km (0.041 R)
• M11: 5,752,786 km (0.113 R)
• M12: 6,300,763 km (0.077 R)
• M13: 6,883,447 km (0.114 R)
• M14: 7,593,139 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.2

Radius: 14.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.41 AU - 1.49 AU

Year: 1145 Days

Day: 6.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,139,245 km

• M1: 181,612 km (0.071 R)
• M2: 870,510 km (0.045 R)
• M3: 1,667,418 km (0.106 R)
• M4: 2,291,391 km (0.035 R)
• M5: 3,415,768 km (0.118 R)
• M6: 3,886,104 km (0.091 R)
• M7: 4,346,566 km (0.1 R)
• M8: 5,822,200 km (0.12 R)
• M9: 7,506,971 km (0.12 R)
• M10: 8,789,025 km (0.112 R)
• M11: 9,437,232 km (0.079 R)
• M12: 10,664,832 km (0.084 R)
• M13: 11,961,098 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.4

Radius: 11.8

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.79 AU - 3.79 AU

Year: 3915 Days

Day: 5.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,139,245 km

• M1: 176,974 km (0.071 R)
• M2: 696,677 km (0.082 R)
• M3: 1,758,224 km (0.114 R)
• M4: 2,163,484 km (0.106 R)
• M5: 2,677,503 km (0.097 R)
• M6: 3,361,315 km (0.115 R)
• M7: 4,480,157 km (0.075 R)
• M8: 5,395,846 km (0.092 R)
• M9: 6,376,011 km (0.09 R)
• M10: 6,747,462 km (0.06 R)
• M11: 7,347,200 km (0.09 R)
• M12: 8,414,282 km (0.098 R)
• M13: 11,469,070 km (0.085 R)
• M14: 12,106,656 km (0.06 R)
• M15: 17,032,166 km (0.028 R)
• M16: 18,031,779 km (0.087 R)
• M17: 20,825,968 km (0.062 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: 444 - 18,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit