🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.43 AU - 0.63 AU

Year: 245 Days

Day: 46.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 148 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.6

Radius: 9.9

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.02 AU - 1.52 AU

Year: 910 Days

Day: 15 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,245,622 km

• M1: 123,119 km (0.114 R)
• M2: 501,452 km (0.041 R)
• M3: 818,450 km (0.082 R)
• M4: 1,140,385 km (0.115 R)
• M5: 1,557,314 km (0.117 R)
• M6: 2,166,327 km (0.061 R)
• M7: 2,965,778 km (0.043 R)
• M8: 4,579,041 km (0.071 R)
• M9: 5,525,697 km (0.111 R)
• M10: 6,204,572 km (0.11 R)
• M11: 7,266,268 km (0.097 R)
• M12: 7,654,025 km (0.043 R)
• M13: 9,065,930 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.6

Radius: 13.1

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.26 AU - 2.04 AU

Year: 1348 Days

Day: 8.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 82.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,245,622 km

• M1: 163,959 km (0.109 R)
• M2: 607,068 km (0.097 R)
• M3: 1,020,856 km (0.092 R)
• M4: 1,457,981 km (0.114 R)
• M5: 2,364,394 km (0.106 R)
• M6: 2,895,317 km (0.075 R)
• M7: 3,901,662 km (0.052 R)
• M8: 5,576,111 km (0.072 R)
• M9: 6,166,125 km (0.096 R)
• M10: 7,908,491 km (0.118 R)
• M11: 9,291,524 km (0.113 R)
• M12: 9,733,137 km (0.089 R)
• M13: 11,860,418 km (0.08 R)
• M14: 12,838,938 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.3

Radius: 12.2

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.02 AU - 3.1 AU

Year: 3403 Days

Day: 9.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,245,622 km

• M1: 151,991 km (0.101 R)
• M2: 603,777 km (0.099 R)
• M3: 1,341,444 km (0.057 R)
• M4: 2,605,845 km (0.115 R)
• M5: 3,728,129 km (0.101 R)
• M6: 5,831,026 km (0.082 R)
• M7: 6,812,537 km (0.096 R)
• M8: 8,451,831 km (0.034 R)
• M9: 8,881,775 km (0.092 R)
• M10: 11,864,158 km (0.103 R)
• M11: 12,403,907 km (0.105 R)
• M12: 14,072,522 km (0.094 R)
• M13: 15,090,685 km (0.111 R)
• M14: 16,212,071 km (0.101 R)
• M15: 18,982,773 km (0.076 R)
• M16: 21,521,449 km (0.108 R)
• M17: 21,987,895 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.2

Radius: 8.7

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3 AU - 3.3 AU

Year: 3555 Days

Day: 12 Hours

Environment

Temp: -207 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,245,622 km

• M1: 108,159 km (0.11 R)
• M2: 534,513 km (0.067 R)
• M3: 1,165,367 km (0.075 R)
• M4: 2,063,703 km (0.087 R)
• M5: 2,765,017 km (0.095 R)
• M6: 3,498,945 km (0.062 R)
• M7: 3,818,635 km (0.113 R)
• M8: 4,424,955 km (0.07 R)
• M9: 5,505,800 km (0.07 R)
• M10: 6,279,819 km (0.028 R)
• M11: 7,030,502 km (0.1 R)
• M12: 7,739,296 km (0.036 R)
• M13: 8,111,346 km (0.112 R)
• M14: 8,781,844 km (0.055 R)
• M15: 9,149,256 km (0.084 R)
• M16: 10,113,115 km (0.091 R)
• M17: 12,423,505 km (0.081 R)
• M18: 12,700,261 km (0.104 R)
• M19: 13,075,602 km (0.097 R)
• M20: 15,432,666 km (0.073 R)
• M21: 20,581,974 km (0.111 R)
• M22: 22,028,286 km (0.062 R)
• M23: 23,400,697 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.9

Radius: 14

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.02 AU - 3.54 AU

Year: 3777 Days

Day: 11.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 21,245,622 km

• M1: 175,030 km (0.113 R)
• M2: 774,618 km (0.099 R)
• M3: 1,372,261 km (0.086 R)
• M4: 2,623,498 km (0.076 R)
• M5: 4,686,153 km (0.089 R)
• M6: 5,619,794 km (0.116 R)
• M7: 6,771,847 km (0.086 R)
• M8: 8,383,913 km (0.117 R)
• M9: 12,465,991 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.6

Radius: 14.4

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.64 AU - 4.28 AU

Year: 5010 Days

Day: 7 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,245,622 km

• M1: 179,218 km (0.055 R)
• M2: 671,844 km (0.115 R)
• M3: 1,246,150 km (0.045 R)
• M4: 1,901,239 km (0.087 R)
• M5: 2,366,339 km (0.097 R)
• M6: 3,006,618 km (0.053 R)
• M7: 3,496,252 km (0.108 R)
• M8: 5,322,243 km (0.118 R)
• M9: 7,719,101 km (0.105 R)
• M10: 8,240,300 km (0.116 R)
• M11: 10,486,960 km (0.108 R)
• M12: 11,005,616 km (0.084 R)
• M13: 14,731,950 km (0.078 R)
• M14: 17,014,963 km (0.112 R)
• M15: 18,184,070 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 17,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit