🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.7

Radius: 11.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.52 AU - 0.72 AU

Year: 331 Days

Day: 5.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,430,252 km

• M1: 140,622 km (0.049 R)
• M2: 537,954 km (0.104 R)
• M3: 1,060,649 km (0.116 R)
• M4: 1,437,486 km (0.03 R)
• M5: 2,152,713 km (0.043 R)
• M6: 2,587,894 km (0.091 R)
• M7: 3,112,085 km (0.081 R)
• M8: 4,172,285 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.3

Radius: 13.4

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.14 AU - 1.16 AU

Year: 836 Days

Day: 12.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,430,252 km

• M1: 166,652 km (0.106 R)
• M2: 684,111 km (0.12 R)
• M3: 1,439,281 km (0.082 R)
• M4: 2,167,972 km (0.078 R)
• M5: 2,675,857 km (0.106 R)
• M6: 3,562,823 km (0.078 R)
• M7: 4,262,043 km (0.029 R)
• M8: 4,953,485 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 12.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.19 AU - 3.53 AU

Year: 3281 Days

Day: 9.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,430,252 km

• M1: 150,495 km (0.068 R)
• M2: 704,756 km (0.082 R)
• M3: 1,464,264 km (0.075 R)
• M4: 1,890,618 km (0.054 R)
• M5: 2,884,845 km (0.06 R)
• M6: 4,544,933 km (0.062 R)
• M7: 5,291,875 km (0.082 R)
• M8: 5,672,302 km (0.11 R)
• M9: 6,095,216 km (0.086 R)
• M10: 7,381,608 km (0.092 R)
• M11: 9,541,352 km (0.099 R)
• M12: 10,450,608 km (0.065 R)
• M13: 13,361,932 km (0.084 R)
• M14: 14,761,271 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.7

Radius: 11.4

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.73 AU - 5.87 AU

Year: 7133 Days

Day: 11.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,430,252 km

• M1: 165,156 km (0.107 R)
• M2: 622,776 km (0.104 R)
• M3: 1,045,839 km (0.098 R)
• M4: 2,954,408 km (0.108 R)
• M5: 4,012,664 km (0.109 R)
• M6: 4,392,493 km (0.083 R)
• M7: 5,007,340 km (0.109 R)
• M8: 6,159,244 km (0.063 R)
• M9: 8,020,989 km (0.112 R)
• M10: 10,808,745 km (0.097 R)
• M11: 12,520,145 km (0.067 R)
• M12: 14,848,636 km (0.073 R)
• M13: 18,148,166 km (0.095 R)
• M14: 18,731,000 km (0.04 R)
• M15: 23,167,175 km (0.077 R)
• M16: 25,911,698 km (0.111 R)
• M17: 27,067,940 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.1

Radius: 4.1

Gravity: 15.06 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.44 AU - 10.04 AU

Year: 17525 Days

Day: 18.5 Hours

Environment

Temp: -243 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,430,252 km

• M1: 51,611 km (0.077 R)
• M2: 203,304 km (0.111 R)
• M3: 1,056,011 km (0.116 R)
• M4: 1,797,418 km (0.097 R)
• M5: 2,499,780 km (0.104 R)
• M6: 2,663,889 km (0.071 R)
• M7: 3,059,576 km (0.085 R)
• M8: 4,305,576 km (0.106 R)
• M9: 5,574,615 km (0.07 R)
• M10: 7,033,344 km (0.098 R)
• M11: 7,361,113 km (0.113 R)
• M12: 10,624,890 km (0.116 R)
• M13: 12,960,711 km (0.086 R)
• M14: 13,830,622 km (0.036 R)
• M15: 15,617,270 km (0.083 R)
• M16: 16,387,250 km (0.096 R)
• M17: 16,529,966 km (0.066 R)
• M18: 16,745,537 km (0.029 R)
• M19: 18,848,883 km (0.076 R)
• M20: 19,882,604 km (0.089 R)
• M21: 20,537,244 km (0.064 R)
• M22: 20,703,149 km (0.104 R)
• M23: 22,587,334 km (0.106 R)
• M24: 24,489,471 km (0.092 R)
• M25: 29,442,955 km (0.096 R)
• M26: 30,185,709 km (0.068 R)
• M27: 35,618,355 km (0.098 R)
• M28: 37,071,549 km (0.111 R)
• M29: 42,200,363 km (0.116 R)
• M30: 42,468,592 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.3

Radius: 3.1

Gravity: 16.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.25 AU - 11.75 AU

Year: 21448 Days

Day: 15 Hours

Environment

Temp: -239 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,430,252 km

• M1: 38,895 km (0.093 R)
• M2: 201,957 km (0.094 R)
• M3: 356,342 km (0.117 R)
• M4: 616,343 km (0.058 R)
• M5: 2,401,046 km (0.093 R)
• M6: 3,368,495 km (0.068 R)
• M7: 6,249,601 km (0.071 R)
• M8: 9,675,392 km (0.058 R)
• M9: 11,415,814 km (0.099 R)
• M10: 11,981,742 km (0.114 R)
• M11: 12,685,151 km (0.064 R)
• M12: 14,433,053 km (0.1 R)
• M13: 16,763,040 km (0.069 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 11,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit