🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.2

Radius: 12

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.62 AU - 0.66 AU

Year: 347 Days

Day: 7 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,376,075 km

• M1: 149,299 km (0.103 R)
• M2: 540,348 km (0.075 R)
• M3: 1,009,786 km (0.104 R)
• M4: 1,393,654 km (0.079 R)
• M5: 1,769,294 km (0.107 R)
• M6: 2,323,554 km (0.104 R)
• M7: 2,880,357 km (0.065 R)
• M8: 3,501,787 km (0.105 R)
• M9: 4,107,808 km (0.099 R)
• M10: 4,911,896 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353

Radius: 9.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.07 AU - 1.43 AU

Year: 948 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,376,075 km

• M1: 117,883 km (0.11 R)
• M2: 556,803 km (0.104 R)
• M3: 1,069,475 km (0.116 R)
• M4: 1,460,674 km (0.064 R)
• M5: 1,884,335 km (0.112 R)
• M6: 2,207,915 km (0.094 R)
• M7: 2,667,779 km (0.087 R)
• M8: 3,004,972 km (0.073 R)
• M9: 3,357,425 km (0.077 R)
• M10: 3,751,615 km (0.076 R)
• M11: 5,874,260 km (0.025 R)
• M12: 6,489,406 km (0.074 R)
• M13: 6,802,215 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.4

Radius: 8.2

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.41 AU - 1.99 AU

Year: 1503 Days

Day: 8.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,376,075 km

• M1: 104,270 km (0.078 R)
• M2: 406,158 km (0.114 R)
• M3: 733,329 km (0.086 R)
• M4: 1,200,224 km (0.096 R)
• M5: 1,775,577 km (0.114 R)
• M6: 2,039,917 km (0.077 R)
• M7: 2,462,082 km (0.077 R)
• M8: 2,779,528 km (0.091 R)
• M9: 3,512,708 km (0.116 R)
• M10: 4,086,415 km (0.051 R)
• M11: 4,702,011 km (0.072 R)
• M12: 5,193,140 km (0.099 R)
• M13: 5,525,098 km (0.116 R)
• M14: 5,783,304 km (0.063 R)
• M15: 6,370,625 km (0.111 R)
• M16: 6,654,712 km (0.12 R)
• M17: 7,931,230 km (0.029 R)
• M18: 9,363,780 km (0.111 R)
• M19: 9,982,367 km (0.115 R)
• M20: 10,529,297 km (0.113 R)
• M21: 11,301,072 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.2

Radius: 3.5

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.23 AU - 6.73 AU

Year: 11188 Days

Day: 18.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,376,075 km

• M1: 58,493 km (0.107 R)
• M2: 458,667 km (0.068 R)
• M3: 629,957 km (0.083 R)
• M4: 929,302 km (0.12 R)
• M5: 1,433,596 km (0.069 R)
• M6: 2,461,334 km (0.095 R)
• M7: 4,258,303 km (0.038 R)
• M8: 5,850,324 km (0.087 R)
• M9: 7,227,672 km (0.072 R)
• M10: 7,359,617 km (0.108 R)
• M11: 10,859,459 km (0.081 R)
• M12: 11,474,007 km (0.077 R)
• M13: 11,789,808 km (0.098 R)
• M14: 14,791,639 km (0.086 R)
• M15: 19,898,611 km (0.098 R)
• M16: 20,816,843 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 12,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit