🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.9

Radius: 12.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.52 AU - 0.74 AU

Year: 345 Days

Day: 6 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,705,459 km

• M1: 154,235 km (0.066 R)
• M2: 609,611 km (0.095 R)
• M3: 1,087,128 km (0.114 R)
• M4: 1,506,451 km (0.095 R)
• M5: 2,022,563 km (0.068 R)
• M6: 2,795,386 km (0.091 R)
• M7: 3,181,797 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.8

Radius: 13.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.11 AU - 1.19 AU

Year: 851 Days

Day: 11.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,705,459 km

• M1: 172,486 km (0.056 R)
• M2: 627,264 km (0.069 R)
• M3: 1,074,861 km (0.099 R)
• M4: 1,907,971 km (0.03 R)
• M5: 3,166,837 km (0.09 R)
• M6: 3,801,731 km (0.107 R)
• M7: 4,386,359 km (0.099 R)
• M8: 4,957,973 km (0.105 R)
• M9: 5,757,424 km (0.058 R)
• M10: 6,188,415 km (0.109 R)
• M11: 6,707,520 km (0.045 R)
• M12: 8,494,616 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 13.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.72 AU - 2.2 AU

Year: 1894 Days

Day: 9.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,705,459 km

• M1: 174,730 km (0.094 R)
• M2: 828,323 km (0.1 R)
• M3: 1,607,280 km (0.111 R)
• M4: 2,165,878 km (0.114 R)
• M5: 2,639,355 km (0.095 R)
• M6: 3,212,165 km (0.084 R)
• M7: 4,966,051 km (0.032 R)
• M8: 5,666,169 km (0.055 R)
• M9: 6,776,185 km (0.115 R)
• M10: 8,456,468 km (0.09 R)
• M11: 9,269,383 km (0.103 R)
• M12: 9,937,188 km (0.071 R)
• M13: 10,467,213 km (0.093 R)
• M14: 12,625,911 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.3

Radius: 10.4

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.18 AU - 2.36 AU

Year: 2361 Days

Day: 8.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,705,459 km

• M1: 129,402 km (0.036 R)
• M2: 476,768 km (0.115 R)
• M3: 800,648 km (0.035 R)
• M4: 1,456,485 km (0.08 R)
• M5: 2,112,172 km (0.117 R)
• M6: 2,549,447 km (0.118 R)
• M7: 3,062,268 km (0.116 R)
• M8: 3,572,996 km (0.104 R)
• M9: 3,950,581 km (0.078 R)
• M10: 4,557,050 km (0.084 R)
• M11: 5,664,972 km (0.061 R)
• M12: 7,081,514 km (0.103 R)
• M13: 8,405,755 km (0.05 R)
• M14: 8,946,701 km (0.066 R)
• M15: 9,784,449 km (0.107 R)
• M16: 10,169,065 km (0.081 R)
• M17: 11,461,142 km (0.064 R)
• M18: 12,047,117 km (0.096 R)
• M19: 12,776,556 km (0.074 R)
• M20: 15,943,842 km (0.088 R)
• M21: 16,477,457 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.6

Radius: 4.3

Gravity: 42.16 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.81 AU - 7.47 AU

Year: 10502 Days

Day: 18 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,705,459 km

• M1: 57,894 km (0.073 R)
• M2: 385,813 km (0.094 R)
• M3: 813,064 km (0.059 R)
• M4: 1,577,360 km (0.03 R)
• M5: 1,859,502 km (0.085 R)
• M6: 2,249,054 km (0.087 R)
• M7: 2,565,155 km (0.113 R)
• M8: 3,212,614 km (0.103 R)
• M9: 3,962,848 km (0.064 R)
• M10: 4,513,667 km (0.075 R)
• M11: 5,081,092 km (0.115 R)
• M12: 6,471,305 km (0.101 R)
• M13: 7,191,170 km (0.11 R)
• M14: 8,051,956 km (0.118 R)
• M15: 8,323,177 km (0.056 R)
• M16: 8,507,182 km (0.073 R)
• M17: 8,741,153 km (0.081 R)
• M18: 9,873,011 km (0.093 R)
• M19: 11,378,564 km (0.111 R)
• M20: 12,185,794 km (0.118 R)
• M21: 12,663,759 km (0.106 R)
• M22: 14,435,746 km (0.082 R)
• M23: 16,009,515 km (0.083 R)
• M24: 16,655,479 km (0.067 R)
• M25: 21,239,756 km (0.12 R)
• M26: 26,006,543 km (0.115 R)
• M27: 27,098,757 km (0.086 R)
• M28: 27,300,564 km (0.081 R)
• M29: 28,637,072 km (0.105 R)
• M30: 30,667,863 km (0.098 R)
• M31: 31,550,939 km (0.046 R)
• M32: 31,998,685 km (0.05 R)
• M33: 32,337,375 km (0.086 R)
• M34: 32,792,601 km (0.111 R)
• M35: 33,136,826 km (0.078 R)
• M36: 35,614,017 km (0.072 R)
• M37: 39,234,136 km (0.082 R)
• M38: 44,759,533 km (0.083 R)
• M39: 46,325,524 km (0.082 R)
• M40: 48,075,071 km (0.105 R)
• M41: 50,934,485 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 13,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit