🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.4

Radius: 11.2

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.46 AU - 2.76 AU

Year: 2860 Days

Day: 13.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,551,700 km

• M1: 139,276 km (0.056 R)
• M2: 633,547 km (0.12 R)
• M3: 1,175,091 km (0.117 R)
• M4: 1,649,317 km (0.086 R)
• M5: 2,209,112 km (0.092 R)
• M6: 4,794,612 km (0.088 R)
• M7: 5,321,944 km (0.081 R)
• M8: 5,677,538 km (0.107 R)
• M9: 7,201,043 km (0.071 R)
• M10: 8,391,842 km (0.076 R)
• M11: 9,195,632 km (0.066 R)
• M12: 9,560,650 km (0.108 R)
• M13: 10,794,833 km (0.09 R)
• M14: 12,045,621 km (0.109 R)
• M15: 13,068,122 km (0.12 R)
• M16: 13,577,204 km (0.071 R)
• M17: 14,003,557 km (0.101 R)
• M18: 14,684,377 km (0.109 R)
• M19: 15,133,769 km (0.117 R)
• M20: 17,743,055 km (0.079 R)
• M21: 18,138,742 km (0.116 R)
• M22: 19,421,244 km (0.068 R)
• M23: 21,013,714 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.2

Radius: 10.8

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.28 AU - 3.62 AU

Year: 3437 Days

Day: 11 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,551,700 km

• M1: 137,181 km (0.102 R)
• M2: 497,862 km (0.107 R)
• M3: 1,073,365 km (0.053 R)
• M4: 1,536,071 km (0.077 R)
• M5: 1,984,416 km (0.107 R)
• M6: 2,581,311 km (0.089 R)
• M7: 3,312,845 km (0.058 R)
• M8: 3,942,801 km (0.107 R)
• M9: 4,721,758 km (0.113 R)
• M10: 5,135,545 km (0.119 R)
• M11: 5,494,431 km (0.117 R)
• M12: 6,036,424 km (0.114 R)
• M13: 6,854,874 km (0.048 R)
• M14: 7,483,484 km (0.088 R)
• M15: 8,047,767 km (0.117 R)
• M16: 8,462,901 km (0.115 R)
• M17: 8,928,899 km (0.118 R)
• M18: 9,336,403 km (0.073 R)
• M19: 9,717,578 km (0.072 R)
• M20: 13,681,772 km (0.055 R)
• M21: 14,274,180 km (0.104 R)
• M22: 15,038,924 km (0.046 R)
• M23: 15,830,596 km (0.087 R)
• M24: 16,594,293 km (0.09 R)
• M25: 17,439,671 km (0.072 R)
• M26: 17,960,571 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.7

Radius: 12.5

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.46 AU - 4.32 AU

Year: 5204 Days

Day: 14 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,551,700 km

• M1: 155,731 km (0.025 R)
• M2: 588,368 km (0.106 R)
• M3: 1,010,384 km (0.074 R)
• M4: 1,578,407 km (0.03 R)
• M5: 2,227,662 km (0.118 R)
• M6: 2,670,322 km (0.054 R)
• M7: 3,618,174 km (0.06 R)
• M8: 4,478,661 km (0.037 R)
• M9: 5,291,725 km (0.096 R)
• M10: 6,429,417 km (0.089 R)
• M11: 8,329,011 km (0.037 R)
• M12: 9,407,911 km (0.051 R)
• M13: 11,495,699 km (0.099 R)
• M14: 12,151,386 km (0.099 R)
• M15: 14,975,794 km (0.089 R)
• M16: 15,652,425 km (0.083 R)
• M17: 17,633,251 km (0.034 R)
• M18: 18,983,222 km (0.036 R)
• M19: 19,652,672 km (0.076 R)
• M20: 22,020,507 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.9

Radius: 6.8

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.08 AU - 9.1 AU

Year: 14183 Days

Day: 22.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 103.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,551,700 km

• M1: 84,523 km (0.103 R)
• M2: 870,809 km (0.081 R)
• M3: 1,471,145 km (0.087 R)
• M4: 1,724,115 km (0.093 R)
• M5: 2,558,423 km (0.06 R)
• M6: 2,949,472 km (0.053 R)
• M7: 3,584,066 km (0.079 R)
• M8: 3,961,501 km (0.079 R)
• M9: 5,054,912 km (0.087 R)
• M10: 6,260,072 km (0.12 R)
• M11: 6,491,201 km (0.094 R)
• M12: 6,808,199 km (0.114 R)
• M13: 7,052,642 km (0.06 R)
• M14: 9,126,517 km (0.096 R)
• M15: 11,065,605 km (0.096 R)
• M16: 11,983,388 km (0.057 R)
• M17: 17,725,553 km (0.044 R)
• M18: 24,780,438 km (0.101 R)
• M19: 28,394,125 km (0.083 R)
• M20: 29,672,588 km (0.077 R)
• M21: 30,989,049 km (0.06 R)
• M22: 34,330,467 km (0.054 R)
• M23: 35,780,669 km (0.087 R)
• M24: 38,544,639 km (0.083 R)
• M25: 48,731,806 km (0.06 R)
• M26: 51,181,620 km (0.026 R)
• M27: 52,753,744 km (0.064 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 15,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit