🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.6

Radius: 13.7

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.84 AU

Year: 457 Days

Day: 13.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,495,915 km

• M1: 170,392 km (0.065 R)
• M2: 659,577 km (0.067 R)
• M3: 1,166,115 km (0.096 R)
• M4: 1,833,172 km (0.056 R)
• M5: 2,336,120 km (0.077 R)
• M6: 2,768,009 km (0.08 R)
• M7: 3,194,663 km (0.035 R)
• M8: 3,891,041 km (0.089 R)
• M9: 4,504,392 km (0.114 R)
• M10: 5,365,776 km (0.076 R)
• M11: 5,944,421 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260

Radius: 15

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1 AU - 1.2 AU

Year: 796 Days

Day: 9.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,495,915 km

• M1: 186,549 km (0.07 R)
• M2: 1,196,185 km (0.084 R)
• M3: 2,029,146 km (0.08 R)
• M4: 2,839,068 km (0.079 R)
• M5: 3,990,074 km (0.097 R)
• M6: 5,027,685 km (0.099 R)
• M7: 6,183,778 km (0.084 R)

Asteroid Belt

Center: 1.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.1

Radius: 8.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.85 AU - 2.27 AU

Year: 2041 Days

Day: 11.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,495,915 km

• M1: 100,679 km (0.115 R)
• M2: 354,547 km (0.105 R)
• M3: 626,516 km (0.106 R)
• M4: 917,334 km (0.087 R)
• M5: 1,559,558 km (0.037 R)
• M6: 2,054,428 km (0.078 R)
• M7: 3,059,875 km (0.079 R)
• M8: 3,971,973 km (0.051 R)
• M9: 4,235,116 km (0.068 R)
• M10: 4,604,024 km (0.069 R)
• M11: 4,914,440 km (0.09 R)
• M12: 5,427,560 km (0.058 R)
• M13: 6,298,818 km (0.085 R)
• M14: 6,954,655 km (0.091 R)
• M15: 8,036,398 km (0.12 R)
• M16: 10,629,677 km (0.071 R)
• M17: 10,933,360 km (0.104 R)
• M18: 11,664,595 km (0.102 R)
• M19: 11,987,726 km (0.073 R)
• M20: 12,539,593 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.9

Radius: 5.4

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.75 AU - 6.35 AU

Year: 9025 Days

Day: 20.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,495,915 km

• M1: 90,208 km (0.115 R)
• M2: 322,234 km (0.105 R)
• M3: 749,037 km (0.111 R)
• M4: 1,146,518 km (0.096 R)
• M5: 1,399,039 km (0.076 R)
• M6: 2,219,584 km (0.053 R)
• M7: 3,365,503 km (0.111 R)
• M8: 6,991,307 km (0.118 R)
• M9: 8,825,826 km (0.065 R)
• M10: 10,769,102 km (0.101 R)
• M11: 11,640,210 km (0.101 R)
• M12: 12,042,180 km (0.078 R)
• M13: 12,926,902 km (0.12 R)
• M14: 16,901,418 km (0.103 R)
• M15: 21,846,824 km (0.1 R)
• M16: 27,943,685 km (0.116 R)
• M17: 28,573,044 km (0.092 R)
• M18: 29,211,976 km (0.116 R)
• M19: 31,765,462 km (0.095 R)
• M20: 33,346,712 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.5

Radius: 4.4

Gravity: 37.73 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.98 AU - 6.4 AU

Year: 10630 Days

Day: 15.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,495,915 km

• M1: 54,753 km (0.116 R)
• M2: 387,907 km (0.05 R)
• M3: 1,091,466 km (0.091 R)
• M4: 1,234,182 km (0.079 R)
• M5: 1,708,707 km (0.039 R)
• M6: 3,389,738 km (0.117 R)
• M7: 3,644,204 km (0.099 R)
• M8: 3,966,139 km (0.081 R)
• M9: 4,822,736 km (0.087 R)
• M10: 5,079,297 km (0.093 R)
• M11: 6,347,737 km (0.065 R)
• M12: 6,655,908 km (0.119 R)
• M13: 7,683,496 km (0.098 R)
• M14: 10,203,472 km (0.025 R)
• M15: 10,679,942 km (0.095 R)
• M16: 11,060,668 km (0.071 R)
• M17: 13,855,007 km (0.086 R)
• M18: 18,523,807 km (0.091 R)
• M19: 27,739,784 km (0.045 R)
• M20: 29,719,113 km (0.099 R)
• M21: 31,457,141 km (0.117 R)
• M22: 33,261,890 km (0.088 R)
• M23: 36,218,243 km (0.04 R)
• M24: 37,076,187 km (0.11 R)
• M25: 37,448,087 km (0.054 R)
• M26: 38,073,406 km (0.076 R)
• M27: 38,705,607 km (0.12 R)
• M28: 44,295,331 km (0.085 R)
• M29: 44,994,552 km (0.104 R)
• M30: 45,985,787 km (0.079 R)
• M31: 48,601,506 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.9

Radius: 8

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.32 AU - 9.38 AU

Year: 18173 Days

Day: 20.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,495,915 km

• M1: 99,632 km (0.096 R)
• M2: 827,575 km (0.073 R)
• M3: 2,556,927 km (0.06 R)
• M4: 3,067,804 km (0.087 R)
• M5: 3,513,605 km (0.067 R)
• M6: 5,352,163 km (0.107 R)
• M7: 6,264,261 km (0.112 R)
• M8: 9,066,977 km (0.096 R)
• M9: 13,689,103 km (0.061 R)
• M10: 15,953,416 km (0.091 R)
• M11: 19,428,126 km (0.045 R)
• M12: 20,433,424 km (0.115 R)
• M13: 22,547,391 km (0.12 R)
• M14: 24,513,257 km (0.058 R)
• M15: 24,803,177 km (0.082 R)
• M16: 26,287,039 km (0.116 R)
• M17: 28,462,491 km (0.087 R)
• M18: 30,979,774 km (0.11 R)
• M19: 33,050,508 km (0.094 R)
• M20: 45,380,514 km (0.113 R)
• M21: 45,964,245 km (0.119 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 18,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit