🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.41 AU - 0.61 AU

Year: 232 Days

Day: 38.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.2

Radius: 13.7

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.3 AU - 2.5 AU

Year: 2364 Days

Day: 11.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,150,875 km

• M1: 176,077 km (0.066 R)
• M2: 616,044 km (0.105 R)
• M3: 1,473,389 km (0.07 R)
• M4: 3,098,172 km (0.119 R)
• M5: 3,683,249 km (0.074 R)
• M6: 4,188,740 km (0.031 R)
• M7: 5,475,581 km (0.077 R)
• M8: 6,385,884 km (0.099 R)
• M9: 7,478,846 km (0.099 R)
• M10: 8,324,673 km (0.096 R)
• M11: 9,233,480 km (0.118 R)
• M12: 9,661,778 km (0.119 R)
• M13: 14,754,389 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.8

Radius: 14.4

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.04 AU - 3.1 AU

Year: 2620 Days

Day: 6.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,150,875 km

• M1: 180,864 km (0.093 R)
• M2: 751,580 km (0.107 R)
• M3: 1,431,502 km (0.075 R)
• M4: 2,136,407 km (0.102 R)
• M5: 2,694,557 km (0.08 R)
• M6: 3,507,621 km (0.119 R)
• M7: 5,006,143 km (0.095 R)
• M8: 5,977,033 km (0.038 R)
• M9: 7,512,955 km (0.077 R)
• M10: 8,586,170 km (0.088 R)
• M11: 9,509,338 km (0.068 R)
• M12: 10,235,187 km (0.117 R)
• M13: 10,688,169 km (0.116 R)
• M14: 11,473,109 km (0.114 R)
• M15: 12,423,056 km (0.096 R)
• M16: 13,202,461 km (0.047 R)
• M17: 14,385,630 km (0.088 R)
• M18: 16,189,930 km (0.098 R)
• M19: 16,650,841 km (0.114 R)
• M20: 17,491,731 km (0.053 R)
• M21: 18,250,641 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.1

Radius: 13

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.05 AU - 3.69 AU

Year: 3933 Days

Day: 11.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,150,875 km

• M1: 161,715 km (0.06 R)
• M2: 647,011 km (0.084 R)
• M3: 1,059,751 km (0.117 R)
• M4: 1,488,948 km (0.105 R)
• M5: 2,156,005 km (0.097 R)
• M6: 2,706,076 km (0.087 R)
• M7: 4,486,889 km (0.105 R)
• M8: 5,586,433 km (0.081 R)
• M9: 8,340,530 km (0.055 R)
• M10: 8,870,406 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.9

Radius: 13.8

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.03 AU - 4.37 AU

Year: 4525 Days

Day: 6.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,150,875 km

• M1: 173,534 km (0.091 R)
• M2: 697,425 km (0.112 R)
• M3: 1,438,384 km (0.076 R)
• M4: 2,902,797 km (0.098 R)
• M5: 3,430,728 km (0.089 R)
• M6: 4,153,286 km (0.098 R)
• M7: 4,950,642 km (0.114 R)
• M8: 5,764,604 km (0.108 R)
• M9: 6,544,608 km (0.115 R)
• M10: 9,122,179 km (0.112 R)
• M11: 9,900,088 km (0.056 R)
• M12: 10,429,066 km (0.11 R)
• M13: 10,891,473 km (0.052 R)
• M14: 11,677,610 km (0.106 R)
• M15: 13,168,652 km (0.096 R)
• M16: 14,522,512 km (0.075 R)
• M17: 17,388,509 km (0.096 R)
• M18: 19,078,964 km (0.059 R)
• M19: 20,612,941 km (0.087 R)
• M20: 21,612,554 km (0.105 R)
• M21: 22,158,885 km (0.069 R)
• M22: 23,493,149 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.8

Radius: 11.1

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.89 AU - 5.25 AU

Year: 7258 Days

Day: 14.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,150,875 km

• M1: 138,677 km (0.097 R)
• M2: 629,807 km (0.094 R)
• M3: 980,913 km (0.117 R)
• M4: 1,652,757 km (0.077 R)
• M5: 2,505,764 km (0.082 R)
• M6: 2,982,982 km (0.065 R)
• M7: 4,816,603 km (0.109 R)
• M8: 11,067,998 km (0.12 R)
• M9: 12,204,493 km (0.104 R)
• M10: 14,708,911 km (0.045 R)
• M11: 26,847,133 km (0.103 R)
• M12: 29,165,900 km (0.064 R)
• M13: 30,373,903 km (0.095 R)
• M14: 32,493,854 km (0.088 R)
• M15: 32,989,023 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.6

Radius: 12.2

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.82 AU - 5.46 AU

Year: 7409 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,150,875 km

• M1: 152,141 km (0.098 R)
• M2: 887,564 km (0.106 R)
• M3: 2,324,153 km (0.084 R)
• M4: 3,279,335 km (0.109 R)
• M5: 4,232,273 km (0.107 R)
• M6: 5,080,643 km (0.07 R)
• M7: 6,413,560 km (0.098 R)
• M8: 7,273,299 km (0.087 R)
• M9: 9,072,064 km (0.101 R)
• M10: 10,276,327 km (0.047 R)
• M11: 11,984,285 km (0.118 R)
• M12: 13,529,781 km (0.114 R)
• M13: 16,562,279 km (0.117 R)
• M14: 19,705,780 km (0.027 R)
• M15: 20,404,850 km (0.076 R)
• M16: 22,808,739 km (0.05 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: 478 - 11,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit