🌌 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: 282.4

Radius: 11.5

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.68 AU - 0.72 AU

Year: 397 Days

Day: 9.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,148,836 km

• M1: 143,165 km (0.093 R)
• M2: 543,639 km (0.072 R)
• M3: 909,405 km (0.08 R)
• M4: 1,354,609 km (0.05 R)
• M5: 1,848,431 km (0.067 R)
• M6: 2,370,378 km (0.059 R)
• M7: 2,941,543 km (0.063 R)
• M8: 3,613,985 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.9

Radius: 13.2

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.87 AU - 1.21 AU

Year: 719 Days

Day: 11.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,148,836 km

• M1: 164,109 km (0.102 R)
• M2: 673,789 km (0.027 R)
• M3: 1,101,489 km (0.087 R)
• M4: 1,583,045 km (0.085 R)
• M5: 1,999,226 km (0.117 R)
• M6: 2,613,924 km (0.092 R)
• M7: 3,624,008 km (0.081 R)
• M8: 4,197,267 km (0.11 R)
• M9: 4,961,264 km (0.064 R)
• M10: 5,616,203 km (0.084 R)
• M11: 6,328,140 km (0.08 R)
• M12: 6,932,066 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.8

Radius: 9.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.16 AU - 1.24 AU

Year: 892 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 125.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,148,836 km

• M1: 116,986 km (0.112 R)
• M2: 534,364 km (0.054 R)
• M3: 1,365,230 km (0.119 R)
• M4: 1,699,432 km (0.089 R)
• M5: 2,152,713 km (0.105 R)
• M6: 2,578,618 km (0.11 R)
• M7: 2,977,596 km (0.088 R)
• M8: 4,188,292 km (0.086 R)
• M9: 4,614,945 km (0.097 R)
• M10: 4,953,784 km (0.109 R)
• M11: 5,502,060 km (0.094 R)
• M12: 6,052,431 km (0.032 R)
• M13: 6,419,693 km (0.057 R)
• M14: 6,967,222 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.9

Radius: 8.3

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.57 AU - 2.61 AU

Year: 2049 Days

Day: 5.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,148,836 km

• M1: 104,120 km (0.108 R)
• M2: 471,233 km (0.061 R)
• M3: 962,513 km (0.077 R)
• M4: 1,470,846 km (0.08 R)
• M5: 2,677,951 km (0.07 R)
• M6: 3,435,515 km (0.106 R)
• M7: 3,838,382 km (0.099 R)
• M8: 4,197,866 km (0.091 R)
• M9: 5,089,469 km (0.041 R)
• M10: 5,889,519 km (0.117 R)
• M11: 6,694,056 km (0.12 R)
• M12: 7,004,172 km (0.115 R)
• M13: 8,520,347 km (0.051 R)
• M14: 9,039,900 km (0.101 R)
• M15: 10,691,012 km (0.11 R)
• M16: 11,187,228 km (0.03 R)
• M17: 11,698,703 km (0.084 R)
• M18: 12,417,670 km (0.118 R)
• M19: 12,729,133 km (0.099 R)
• M20: 13,653,648 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.8

Radius: 14.6

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.77 AU - 2.67 AU

Year: 2243 Days

Day: 14.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,148,836 km

• M1: 182,210 km (0.116 R)
• M2: 654,790 km (0.093 R)
• M3: 1,129,464 km (0.107 R)
• M4: 1,593,816 km (0.066 R)
• M5: 2,714,154 km (0.115 R)
• M6: 3,967,336 km (0.112 R)
• M7: 4,428,845 km (0.031 R)
• M8: 5,912,257 km (0.118 R)
• M9: 6,388,278 km (0.105 R)
• M10: 8,123,164 km (0.078 R)
• M11: 8,744,893 km (0.111 R)
• M12: 9,566,784 km (0.111 R)
• M13: 10,729,907 km (0.072 R)
• M14: 11,985,333 km (0.038 R)
• M15: 13,251,828 km (0.096 R)
• M16: 13,983,362 km (0.094 R)
• M17: 14,515,930 km (0.11 R)
• M18: 15,621,608 km (0.03 R)
• M19: 16,340,725 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.8

Radius: 13.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.58 AU - 5.78 AU

Year: 6867 Days

Day: 10.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,148,836 km

• M1: 168,447 km (0.118 R)
• M2: 604,675 km (0.053 R)
• M3: 1,047,783 km (0.098 R)
• M4: 1,799,962 km (0.065 R)
• M5: 2,356,615 km (0.07 R)
• M6: 3,334,387 km (0.1 R)
• M7: 4,158,671 km (0.093 R)
• M8: 4,646,360 km (0.092 R)
• M9: 5,143,474 km (0.104 R)
• M10: 8,831,660 km (0.113 R)
• M11: 9,774,575 km (0.034 R)
• M12: 13,776,019 km (0.092 R)
• M13: 15,162,791 km (0.077 R)
• M14: 16,514,109 km (0.058 R)
• M15: 16,960,509 km (0.082 R)
• M16: 19,314,431 km (0.039 R)
• M17: 19,810,199 km (0.115 R)
• M18: 24,006,419 km (0.08 R)
• M19: 25,330,510 km (0.115 R)
• M20: 27,764,018 km (0.095 R)
• M21: 28,395,920 km (0.039 R)
• M22: 30,065,133 km (0.063 R)
• M23: 31,407,774 km (0.1 R)
• M24: 31,896,959 km (0.106 R)
• M25: 33,091,647 km (0.069 R)
• M26: 33,598,186 km (0.073 R)
• M27: 34,212,883 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 17,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit