🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.6

Radius: 10.4

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.39 AU - 0.65 AU

Year: 254 Days

Day: 7.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,970,731 km

• M1: 129,402 km (0.111 R)
• M2: 480,060 km (0.109 R)
• M3: 838,795 km (0.079 R)
• M4: 1,169,257 km (0.069 R)
• M5: 1,632,562 km (0.075 R)
• M6: 2,247,858 km (0.105 R)
• M7: 2,906,387 km (0.029 R)
• M8: 3,291,752 km (0.063 R)
• M9: 3,778,842 km (0.083 R)
• M10: 4,117,831 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.9

Radius: 13.5

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.74 AU - 0.92 AU

Year: 513 Days

Day: 10.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,970,731 km

• M1: 167,998 km (0.063 R)
• M2: 609,911 km (0.097 R)
• M3: 1,285,195 km (0.102 R)
• M4: 1,860,399 km (0.1 R)
• M5: 3,285,618 km (0.098 R)
• M6: 3,775,252 km (0.042 R)
• M7: 4,554,058 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.9

Radius: 9.9

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.96 AU - 1.06 AU

Year: 688 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,970,731 km

• M1: 124,465 km (0.114 R)
• M2: 440,416 km (0.092 R)
• M3: 759,359 km (0.118 R)
• M4: 1,235,379 km (0.078 R)
• M5: 1,708,707 km (0.088 R)
• M6: 2,067,293 km (0.088 R)
• M7: 2,497,536 km (0.077 R)
• M8: 2,987,021 km (0.119 R)
• M9: 3,313,294 km (0.114 R)
• M10: 3,621,914 km (0.12 R)
• M11: 4,143,711 km (0.047 R)
• M12: 4,748,236 km (0.116 R)
• M13: 5,840,600 km (0.086 R)
• M14: 6,212,949 km (0.057 R)
• M15: 6,684,781 km (0.115 R)
• M16: 7,114,576 km (0.092 R)
• M17: 7,747,075 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.1

Radius: 11

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.55 AU - 2.07 AU

Year: 1652 Days

Day: 10.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,970,731 km

• M1: 136,882 km (0.065 R)
• M2: 483,351 km (0.062 R)
• M3: 940,073 km (0.089 R)
• M4: 2,020,020 km (0.102 R)
• M5: 2,671,369 km (0.085 R)
• M6: 3,060,922 km (0.117 R)
• M7: 3,856,035 km (0.088 R)
• M8: 5,593,464 km (0.09 R)
• M9: 6,144,583 km (0.052 R)
• M10: 6,951,963 km (0.109 R)
• M11: 7,355,727 km (0.09 R)
• M12: 8,293,856 km (0.116 R)
• M13: 10,053,426 km (0.114 R)
• M14: 11,276,538 km (0.089 R)
• M15: 11,799,682 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.8

Radius: 10.5

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.04 AU - 4.24 AU

Year: 5713 Days

Day: 11.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 126.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,970,731 km

• M1: 132,693 km (0.041 R)
• M2: 564,134 km (0.107 R)
• M3: 1,164,320 km (0.098 R)
• M4: 1,499,868 km (0.106 R)
• M5: 1,875,808 km (0.115 R)
• M6: 2,389,527 km (0.05 R)
• M7: 3,479,946 km (0.058 R)
• M8: 3,995,011 km (0.087 R)
• M9: 4,583,828 km (0.115 R)
• M10: 5,467,204 km (0.077 R)
• M11: 6,252,443 km (0.108 R)
• M12: 6,889,431 km (0.044 R)
• M13: 7,873,785 km (0.112 R)
• M14: 9,252,329 km (0.111 R)
• M15: 10,120,446 km (0.072 R)
• M16: 10,490,850 km (0.057 R)
• M17: 12,955,475 km (0.088 R)
• M18: 15,618,915 km (0.049 R)
• M19: 19,689,773 km (0.102 R)
• M20: 23,047,497 km (0.065 R)
• M21: 24,124,901 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.2

Radius: 14.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.41 AU - 5.03 AU

Year: 5880 Days

Day: 5.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,970,731 km

• M1: 177,872 km (0.094 R)
• M2: 627,413 km (0.118 R)
• M3: 1,181,075 km (0.093 R)
• M4: 2,683,038 km (0.078 R)
• M5: 3,167,286 km (0.09 R)
• M6: 3,904,804 km (0.1 R)
• M7: 5,470,495 km (0.115 R)
• M8: 6,630,776 km (0.114 R)
• M9: 8,575,997 km (0.099 R)
• M10: 13,773,027 km (0.087 R)
• M11: 14,354,813 km (0.119 R)
• M12: 15,454,806 km (0.075 R)
• M13: 17,884,575 km (0.039 R)
• M14: 18,834,073 km (0.074 R)
• M15: 19,354,075 km (0.081 R)
• M16: 20,219,499 km (0.064 R)
• M17: 22,171,302 km (0.052 R)
• M18: 23,715,451 km (0.049 R)
• M19: 25,095,043 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.7

Radius: 7.5

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.77 AU - 8.27 AU

Year: 12615 Days

Day: 18.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,970,731 km

• M1: 93,349 km (0.115 R)
• M2: 681,119 km (0.108 R)
• M3: 1,189,153 km (0.03 R)
• M4: 1,568,534 km (0.108 R)
• M5: 2,455,051 km (0.081 R)
• M6: 2,814,684 km (0.089 R)
• M7: 3,095,928 km (0.119 R)
• M8: 3,467,978 km (0.08 R)
• M9: 4,218,361 km (0.086 R)
• M10: 4,917,432 km (0.083 R)
• M11: 5,725,410 km (0.114 R)
• M12: 6,694,056 km (0.113 R)
• M13: 8,193,326 km (0.07 R)
• M14: 8,815,055 km (0.118 R)
• M15: 9,372,606 km (0.106 R)
• M16: 10,712,853 km (0.034 R)
• M17: 11,510,210 km (0.084 R)
• M18: 12,750,675 km (0.066 R)
• M19: 13,891,509 km (0.08 R)
• M20: 18,384,082 km (0.091 R)
• M21: 19,370,531 km (0.094 R)
• M22: 21,697,526 km (0.104 R)
• M23: 21,948,401 km (0.059 R)
• M24: 23,670,721 km (0.099 R)
• M25: 25,481,305 km (0.11 R)
• M26: 26,041,997 km (0.081 R)
• M27: 27,382,245 km (0.066 R)
• M28: 33,315,446 km (0.106 R)
• M29: 35,934,157 km (0.06 R)
• M30: 36,757,543 km (0.071 R)
• M31: 38,320,093 km (0.105 R)
• M32: 39,179,533 km (0.047 R)
• M33: 41,320,278 km (0.075 R)
• M34: 41,577,138 km (0.097 R)
• M35: 42,615,197 km (0.057 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: 396 - 13,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit