🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.2

Radius: 12.7

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.66 AU - 0.74 AU

Year: 384 Days

Day: 13.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,597,376 km

• M1: 158,125 km (0.101 R)
• M2: 642,822 km (0.088 R)
• M3: 1,047,035 km (0.036 R)
• M4: 1,676,543 km (0.108 R)
• M5: 2,080,158 km (0.108 R)
• M6: 2,699,194 km (0.092 R)
• M7: 3,293,696 km (0.091 R)
• M8: 3,887,450 km (0.057 R)
• M9: 4,497,211 km (0.104 R)
• M10: 5,036,063 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.1

Radius: 10.9

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.68 AU - 0.74 AU

Year: 392 Days

Day: 6.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 139.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,597,376 km

• M1: 137,630 km (0.088 R)
• M2: 504,893 km (0.077 R)
• M3: 892,501 km (0.065 R)
• M4: 1,301,053 km (0.083 R)
• M5: 1,782,907 km (0.086 R)
• M6: 2,292,737 km (0.087 R)
• M7: 2,675,259 km (0.077 R)
• M8: 3,166,688 km (0.028 R)
• M9: 3,535,147 km (0.076 R)
• M10: 4,062,330 km (0.084 R)
• M11: 4,527,131 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.2

Radius: 9.9

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.85 AU - 1.05 AU

Year: 607 Days

Day: 7.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,597,376 km

• M1: 123,119 km (0.114 R)
• M2: 450,888 km (0.069 R)
• M3: 824,583 km (0.11 R)
• M4: 1,169,257 km (0.093 R)
• M5: 1,716,187 km (0.104 R)
• M6: 2,212,852 km (0.089 R)
• M7: 2,522,669 km (0.104 R)
• M8: 2,873,625 km (0.083 R)
• M9: 3,745,482 km (0.036 R)
• M10: 4,158,522 km (0.097 R)
• M11: 5,146,915 km (0.044 R)
• M12: 5,715,387 km (0.118 R)
• M13: 6,143,835 km (0.107 R)
• M14: 6,489,556 km (0.09 R)
• M15: 7,242,482 km (0.053 R)
• M16: 7,674,969 km (0.075 R)
• M17: 8,100,575 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.2

Radius: 8.6

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.36 AU - 1.58 AU

Year: 1169 Days

Day: 7.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,597,376 km

• M1: 107,710 km (0.116 R)
• M2: 389,403 km (0.077 R)
• M3: 660,923 km (0.099 R)
• M4: 987,645 km (0.114 R)
• M5: 1,406,220 km (0.051 R)
• M6: 1,681,181 km (0.117 R)
• M7: 1,960,779 km (0.058 R)
• M8: 2,706,674 km (0.105 R)
• M9: 3,581,523 km (0.073 R)
• M10: 4,014,608 km (0.08 R)
• M11: 5,189,550 km (0.082 R)
• M12: 5,570,127 km (0.102 R)
• M13: 6,579,165 km (0.032 R)
• M14: 8,428,643 km (0.026 R)
• M15: 10,533,784 km (0.083 R)
• M16: 11,743,732 km (0.088 R)
• M17: 12,179,211 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609

Radius: 8.2

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.12 AU - 1.84 AU

Year: 1181 Days

Day: 11.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,597,376 km

• M1: 105,915 km (0.117 R)
• M2: 364,570 km (0.059 R)
• M3: 677,080 km (0.06 R)
• M4: 1,250,638 km (0.09 R)
• M5: 1,630,018 km (0.063 R)
• M6: 1,891,366 km (0.102 R)
• M7: 2,269,250 km (0.095 R)
• M8: 2,560,667 km (0.114 R)
• M9: 2,877,066 km (0.05 R)
• M10: 3,163,097 km (0.077 R)
• M11: 3,498,047 km (0.109 R)
• M12: 4,120,374 km (0.119 R)
• M13: 4,795,659 km (0.099 R)
• M14: 6,901,099 km (0.109 R)
• M15: 7,241,734 km (0.079 R)
• M16: 8,441,060 km (0.071 R)
• M17: 8,887,759 km (0.116 R)
• M18: 9,262,053 km (0.079 R)
• M19: 10,073,472 km (0.107 R)
• M20: 10,608,135 km (0.12 R)
• M21: 10,996,790 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.6

Radius: 8.6

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.38 AU - 2.86 AU

Year: 2782 Days

Day: 5.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,597,376 km

• M1: 106,962 km (0.099 R)
• M2: 389,403 km (0.096 R)
• M3: 765,941 km (0.05 R)
• M4: 1,177,934 km (0.096 R)
• M5: 1,609,823 km (0.118 R)
• M6: 2,681,991 km (0.069 R)
• M7: 3,434,767 km (0.095 R)
• M8: 4,543,138 km (0.097 R)
• M9: 5,203,912 km (0.081 R)
• M10: 5,740,519 km (0.072 R)
• M11: 6,512,743 km (0.083 R)
• M12: 6,804,758 km (0.114 R)
• M13: 7,637,270 km (0.116 R)
• M14: 8,467,090 km (0.049 R)
• M15: 12,528,672 km (0.033 R)
• M16: 12,889,951 km (0.114 R)
• M17: 13,258,261 km (0.093 R)
• M18: 15,359,363 km (0.106 R)
• M19: 16,195,017 km (0.1 R)
• M20: 19,359,012 km (0.106 R)
• M21: 20,025,620 km (0.111 R)
• M22: 20,582,273 km (0.029 R)
• M23: 21,022,390 km (0.05 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 13,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit