🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.7

Radius: 14.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.73 AU - 1.11 AU

Year: 620 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,487,511 km

• M1: 177,872 km (0.095 R)
• M2: 657,034 km (0.053 R)
• M3: 1,313,918 km (0.071 R)
• M4: 1,869,973 km (0.08 R)
• M5: 2,478,238 km (0.052 R)
• M6: 2,963,534 km (0.119 R)
• M7: 3,459,900 km (0.102 R)
• M8: 3,982,894 km (0.066 R)
• M9: 4,917,432 km (0.061 R)
• M10: 5,563,694 km (0.109 R)
• M11: 6,128,875 km (0.103 R)
• M12: 6,878,660 km (0.103 R)
• M13: 7,757,398 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.3

Radius: 10

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.05 AU - 1.13 AU

Year: 800 Days

Day: 7.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 116.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,487,511 km

• M1: 124,316 km (0.106 R)
• M2: 451,935 km (0.119 R)
• M3: 1,076,207 km (0.111 R)
• M4: 2,221,080 km (0.113 R)
• M5: 3,122,706 km (0.12 R)
• M6: 3,715,862 km (0.096 R)
• M7: 4,222,998 km (0.051 R)
• M8: 5,325,684 km (0.117 R)
• M9: 5,809,783 km (0.088 R)
• M10: 6,285,355 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 13.8

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.55 AU - 1.87 AU

Year: 1572 Days

Day: 7.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,487,511 km

• M1: 171,589 km (0.104 R)
• M2: 770,579 km (0.105 R)
• M3: 1,600,248 km (0.11 R)
• M4: 2,227,363 km (0.101 R)
• M5: 3,131,682 km (0.069 R)
• M6: 3,965,391 km (0.102 R)
• M7: 4,587,419 km (0.114 R)
• M8: 5,189,700 km (0.091 R)
• M9: 5,776,423 km (0.051 R)
• M10: 6,752,249 km (0.115 R)
• M11: 7,669,883 km (0.066 R)
• M12: 8,144,856 km (0.101 R)
• M13: 9,980,572 km (0.109 R)
• M14: 12,265,829 km (0.107 R)
• M15: 13,390,505 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.6

Radius: 10

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.82 AU - 2.68 AU

Year: 2372 Days

Day: 10 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,487,511 km

• M1: 124,465 km (0.083 R)
• M2: 519,553 km (0.058 R)
• M3: 997,219 km (0.117 R)
• M4: 1,685,519 km (0.101 R)
• M5: 2,206,120 km (0.082 R)
• M6: 3,040,577 km (0.087 R)
• M7: 3,477,851 km (0.082 R)
• M8: 3,900,016 km (0.064 R)
• M9: 4,448,442 km (0.071 R)
• M10: 4,765,889 km (0.1 R)
• M11: 5,235,925 km (0.104 R)
• M12: 7,150,329 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.9

Radius: 13.2

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.92 AU - 3.78 AU

Year: 4310 Days

Day: 10.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,487,511 km

• M1: 164,857 km (0.09 R)
• M2: 656,136 km (0.103 R)
• M3: 1,289,234 km (0.099 R)
• M4: 1,946,268 km (0.089 R)
• M5: 2,660,149 km (0.101 R)
• M6: 3,893,285 km (0.113 R)
• M7: 4,613,299 km (0.118 R)
• M8: 5,307,583 km (0.025 R)
• M9: 6,543,261 km (0.086 R)
• M10: 8,376,134 km (0.098 R)
• M11: 10,664,982 km (0.113 R)
• M12: 11,832,444 km (0.096 R)
• M13: 12,322,676 km (0.056 R)
• M14: 13,767,791 km (0.118 R)
• M15: 17,365,919 km (0.068 R)
• M16: 17,935,738 km (0.098 R)
• M17: 20,410,685 km (0.106 R)
• M18: 25,054,951 km (0.083 R)
• M19: 28,052,144 km (0.107 R)
• M20: 29,013,759 km (0.103 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.8

Radius: 8

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.62 AU - 7.94 AU

Year: 12409 Days

Day: 23.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,487,511 km

• M1: 99,483 km (0.115 R)
• M2: 423,661 km (0.067 R)
• M3: 761,752 km (0.12 R)
• M4: 1,845,290 km (0.099 R)
• M5: 2,259,825 km (0.112 R)
• M6: 3,623,410 km (0.114 R)
• M7: 4,133,688 km (0.113 R)
• M8: 6,322,754 km (0.08 R)
• M9: 8,033,854 km (0.065 R)
• M10: 8,760,152 km (0.072 R)
• M11: 11,706,183 km (0.12 R)
• M12: 16,869,254 km (0.117 R)
• M13: 18,210,250 km (0.118 R)
• M14: 19,142,843 km (0.089 R)
• M15: 19,620,808 km (0.037 R)
• M16: 22,306,090 km (0.114 R)
• M17: 22,658,093 km (0.112 R)
• M18: 25,705,103 km (0.101 R)
• M19: 27,076,616 km (0.072 R)
• M20: 31,044,101 km (0.083 R)
• M21: 34,672,149 km (0.078 R)
• M22: 35,501,819 km (0.078 R)
• M23: 44,124,640 km (0.069 R)
• M24: 47,234,480 km (0.106 R)
• M25: 47,524,252 km (0.058 R)
• M26: 47,815,219 km (0.089 R)
• M27: 48,990,909 km (0.087 R)
• M28: 50,185,747 km (0.091 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: 271 - 16,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit