🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549

Radius: 10.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.83 AU - 0.83 AU

Year: 522 Days

Day: 14.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,909,746 km

• M1: 130,599 km (0.057 R)
• M2: 502,948 km (0.098 R)
• M3: 1,011,581 km (0.109 R)
• M4: 1,452,147 km (0.089 R)
• M5: 1,787,096 km (0.062 R)
• M6: 2,479,435 km (0.106 R)
• M7: 2,899,057 km (0.068 R)
• M8: 3,235,952 km (0.048 R)
• M9: 3,713,169 km (0.115 R)
• M10: 4,070,708 km (0.07 R)
• M11: 4,733,277 km (0.038 R)
• M12: 5,686,813 km (0.026 R)
• M13: 6,055,572 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.6

Radius: 11.6

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.89 AU - 0.99 AU

Year: 629 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,909,746 km

• M1: 144,362 km (0.114 R)
• M2: 535,560 km (0.109 R)
• M3: 965,056 km (0.066 R)
• M4: 1,352,215 km (0.099 R)
• M5: 1,812,229 km (0.082 R)
• M6: 2,220,182 km (0.065 R)
• M7: 2,811,692 km (0.109 R)
• M8: 3,275,146 km (0.105 R)
• M9: 4,044,528 km (0.119 R)
• M10: 4,511,423 km (0.092 R)
• M11: 5,098,894 km (0.108 R)
• M12: 5,482,463 km (0.119 R)
• M13: 5,866,780 km (0.109 R)
• M14: 6,608,037 km (0.111 R)
• M15: 7,301,573 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.9

Radius: 8

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.31 AU - 2.13 AU

Year: 1557 Days

Day: 10.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,909,746 km

• M1: 99,483 km (0.116 R)
• M2: 660,774 km (0.071 R)
• M3: 1,066,633 km (0.118 R)
• M4: 1,632,113 km (0.063 R)
• M5: 2,054,577 km (0.064 R)
• M6: 2,408,526 km (0.109 R)
• M7: 3,178,805 km (0.082 R)
• M8: 3,604,561 km (0.085 R)
• M9: 4,907,558 km (0.117 R)
• M10: 5,346,927 km (0.109 R)
• M11: 5,812,326 km (0.092 R)
• M12: 6,090,129 km (0.047 R)
• M13: 6,874,920 km (0.063 R)
• M14: 9,958,132 km (0.107 R)
• M15: 10,458,238 km (0.108 R)
• M16: 11,186,330 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.7

Radius: 13.9

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.09 AU - 3.45 AU

Year: 3182 Days

Day: 9.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,909,746 km

• M1: 172,935 km (0.068 R)
• M2: 784,042 km (0.108 R)
• M3: 1,659,788 km (0.097 R)
• M4: 2,556,029 km (0.106 R)
• M5: 3,772,110 km (0.061 R)
• M6: 4,336,543 km (0.105 R)
• M7: 6,377,357 km (0.118 R)
• M8: 7,048,004 km (0.114 R)
• M9: 10,385,683 km (0.033 R)
• M10: 11,132,774 km (0.117 R)
• M11: 11,915,321 km (0.111 R)
• M12: 12,814,105 km (0.107 R)
• M13: 14,139,392 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.6

Radius: 5.6

Gravity: 19.85 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.28 AU - 9.08 AU

Year: 16149 Days

Day: 18.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,909,746 km

• M1: 70,012 km (0.1 R)
• M2: 500,704 km (0.091 R)
• M3: 686,505 km (0.105 R)
• M4: 930,349 km (0.109 R)
• M5: 1,863,241 km (0.12 R)
• M6: 2,240,976 km (0.052 R)
• M7: 2,427,076 km (0.08 R)
• M8: 4,034,056 km (0.062 R)
• M9: 4,247,981 km (0.108 R)
• M10: 4,501,849 km (0.106 R)
• M11: 5,507,745 km (0.087 R)
• M12: 7,085,853 km (0.076 R)
• M13: 8,587,965 km (0.045 R)
• M14: 8,942,961 km (0.085 R)
• M15: 9,845,485 km (0.102 R)
• M16: 10,807,399 km (0.1 R)
• M17: 15,064,805 km (0.101 R)
• M18: 16,032,703 km (0.11 R)
• M19: 17,120,728 km (0.076 R)
• M20: 17,440,419 km (0.099 R)
• M21: 19,529,404 km (0.07 R)
• M22: 22,154,996 km (0.098 R)
• M23: 29,442,507 km (0.03 R)
• M24: 29,671,391 km (0.08 R)
• M25: 39,692,055 km (0.119 R)
• M26: 42,691,044 km (0.085 R)
• M27: 55,673,296 km (0.107 R)
• M28: 60,524,007 km (0.11 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: 203 - 15,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit