🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.52 AU - 0.54 AU

Year: 249 Days

Day: 14.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,868,475 km

• M1: 520,451 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.3

Radius: 14.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.67 AU - 0.81 AU

Year: 411 Days

Day: 12.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,868,475 km

• M1: 184,155 km (0.075 R)
• M2: 754,572 km (0.053 R)
• M3: 1,239,418 km (0.032 R)
• M4: 1,707,360 km (0.061 R)
• M5: 2,305,453 km (0.089 R)
• M6: 2,912,970 km (0.118 R)
• M7: 3,479,946 km (0.115 R)
• M8: 3,972,871 km (0.092 R)
• M9: 4,541,791 km (0.082 R)
• M10: 5,054,463 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.9

Radius: 8.3

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.14 AU - 1.82 AU

Year: 1163 Days

Day: 10 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,868,475 km

• M1: 103,821 km (0.089 R)
• M2: 375,939 km (0.071 R)
• M3: 763,697 km (0.067 R)
• M4: 1,220,569 km (0.057 R)
• M5: 1,635,853 km (0.082 R)
• M6: 1,932,356 km (0.114 R)
• M7: 2,589,539 km (0.1 R)
• M8: 3,279,933 km (0.111 R)
• M9: 3,697,311 km (0.057 R)
• M10: 6,193,651 km (0.079 R)
• M11: 7,800,332 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.9

Radius: 12.4

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.45 AU - 1.89 AU

Year: 1393 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,868,475 km

• M1: 154,235 km (0.062 R)
• M2: 547,678 km (0.109 R)
• M3: 1,031,627 km (0.095 R)
• M4: 1,993,691 km (0.032 R)
• M5: 2,698,147 km (0.082 R)
• M6: 3,226,676 km (0.07 R)
• M7: 3,823,572 km (0.084 R)
• M8: 4,477,614 km (0.118 R)
• M9: 5,506,548 km (0.055 R)
• M10: 6,302,558 km (0.109 R)
• M11: 7,348,397 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751

Radius: 9.6

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.85 AU - 2.25 AU

Year: 1895 Days

Day: 10.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,868,475 km

• M1: 119,379 km (0.074 R)
• M2: 448,794 km (0.118 R)
• M3: 868,416 km (0.096 R)
• M4: 1,218,774 km (0.055 R)
• M5: 1,526,796 km (0.109 R)
• M6: 1,843,345 km (0.089 R)
• M7: 2,216,592 km (0.108 R)
• M8: 2,842,060 km (0.108 R)
• M9: 4,966,350 km (0.092 R)
• M10: 5,391,208 km (0.073 R)
• M11: 5,913,155 km (0.112 R)
• M12: 6,313,778 km (0.106 R)
• M13: 8,010,068 km (0.119 R)
• M14: 8,850,360 km (0.096 R)
• M15: 10,415,752 km (0.109 R)
• M16: 11,999,245 km (0.118 R)
• M17: 13,098,191 km (0.099 R)
• M18: 14,218,679 km (0.075 R)
• M19: 14,847,888 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.7

Radius: 11.5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.14 AU - 2.75 AU

Year: 2461 Days

Day: 13.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,868,475 km

• M1: 143,016 km (0.11 R)
• M2: 518,357 km (0.082 R)
• M3: 913,893 km (0.088 R)
• M4: 1,501,065 km (0.071 R)
• M5: 1,977,833 km (0.098 R)
• M6: 2,854,178 km (0.092 R)
• M7: 3,699,855 km (0.092 R)
• M8: 5,619,794 km (0.062 R)
• M9: 5,982,568 km (0.086 R)
• M10: 7,363,955 km (0.094 R)
• M11: 7,858,825 km (0.072 R)
• M12: 9,511,582 km (0.097 R)
• M13: 10,312,230 km (0.048 R)
• M14: 12,008,071 km (0.058 R)
• M15: 14,413,904 km (0.108 R)
• M16: 15,470,065 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.7

Radius: 9.9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.89 AU - 4.47 AU

Year: 4558 Days

Day: 11.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 17,868,475 km

• M1: 153,338 km (0.117 R)
• M2: 562,189 km (0.112 R)
• M3: 967,001 km (0.065 R)
• M4: 1,899,145 km (0.032 R)
• M5: 3,071,843 km (0.097 R)
• M6: 4,756,016 km (0.111 R)
• M7: 6,901,698 km (0.071 R)
• M8: 14,873,619 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.9

Radius: 8

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.72 AU - 8.66 AU

Year: 12448 Days

Day: 16.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 17,868,475 km

• M1: 152,590 km (0.091 R)
• M2: 654,939 km (0.1 R)
• M3: 1,453,942 km (0.041 R)
• M4: 1,979,928 km (0.081 R)
• M5: 2,790,000 km (0.1 R)
• M6: 6,299,267 km (0.092 R)
• M7: 7,068,948 km (0.051 R)
• M8: 9,932,700 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 12,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit