🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.4 AU - 0.66 AU

Year: 245 Days

Day: 27.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.4

Radius: 12.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.63 AU - 0.81 AU

Year: 388 Days

Day: 11.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 31,798,898 km

• M1: 160,369 km (0.089 R)
• M2: 749,336 km (0.118 R)
• M3: 1,380,340 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.5

Radius: 13

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.64 AU - 0.96 AU

Year: 455 Days

Day: 11.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,798,898 km

• M1: 161,715 km (0.073 R)
• M2: 571,913 km (0.076 R)
• M3: 1,068,727 km (0.088 R)
• M4: 1,514,529 km (0.11 R)
• M5: 2,034,681 km (0.04 R)
• M6: 2,652,520 km (0.092 R)
• M7: 3,739,648 km (0.113 R)
• M8: 4,311,710 km (0.056 R)
• M9: 4,751,079 km (0.073 R)
• M10: 5,475,432 km (0.099 R)
• M11: 6,010,543 km (0.071 R)
• M12: 6,858,614 km (0.077 R)

Asteroid Belt

Center: 1.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.7

Radius: 14.2

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.45 AU - 1.89 AU

Year: 1372 Days

Day: 14.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,798,898 km

• M1: 176,525 km (0.111 R)
• M2: 659,427 km (0.088 R)
• M3: 1,167,911 km (0.101 R)
• M4: 1,770,042 km (0.119 R)
• M5: 2,461,035 km (0.085 R)
• M6: 3,000,484 km (0.088 R)
• M7: 3,456,459 km (0.077 R)
• M8: 4,287,176 km (0.083 R)
• M9: 5,424,419 km (0.091 R)
• M10: 5,957,735 km (0.108 R)
• M11: 6,662,192 km (0.076 R)
• M12: 7,495,751 km (0.117 R)
• M13: 8,371,048 km (0.047 R)
• M14: 10,233,542 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.2

Radius: 11.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.82 AU - 2.68 AU

Year: 2146 Days

Day: 12.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,798,898 km

• M1: 138,079 km (0.101 R)
• M2: 607,517 km (0.108 R)
• M3: 1,098,198 km (0.109 R)
• M4: 1,612,964 km (0.109 R)
• M5: 1,974,692 km (0.098 R)
• M6: 2,790,599 km (0.066 R)
• M7: 3,544,572 km (0.116 R)
• M8: 3,893,434 km (0.087 R)
• M9: 4,346,865 km (0.106 R)
• M10: 5,173,394 km (0.118 R)
• M11: 5,872,165 km (0.076 R)
• M12: 6,966,324 km (0.113 R)
• M13: 8,706,895 km (0.092 R)
• M14: 9,802,400 km (0.076 R)
• M15: 10,272,886 km (0.08 R)
• M16: 11,220,139 km (0.118 R)
• M17: 12,390,593 km (0.072 R)
• M18: 15,695,809 km (0.085 R)
• M19: 16,090,448 km (0.079 R)
• M20: 17,158,128 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.2

Radius: 12.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.86 AU - 4.5 AU

Year: 4489 Days

Day: 14.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,798,898 km

• M1: 155,582 km (0.063 R)
• M2: 789,129 km (0.09 R)
• M3: 1,542,354 km (0.058 R)
• M4: 2,496,040 km (0.068 R)
• M5: 3,222,637 km (0.11 R)
• M6: 3,686,690 km (0.09 R)
• M7: 4,173,481 km (0.093 R)
• M8: 5,072,116 km (0.093 R)
• M9: 5,785,997 km (0.111 R)
• M10: 7,414,669 km (0.035 R)
• M11: 8,089,654 km (0.101 R)
• M12: 9,027,783 km (0.064 R)
• M13: 9,797,763 km (0.074 R)
• M14: 11,163,442 km (0.105 R)
• M15: 12,142,111 km (0.096 R)
• M16: 15,584,059 km (0.114 R)
• M17: 16,805,974 km (0.099 R)
• M18: 17,207,794 km (0.093 R)
• M19: 19,755,745 km (0.076 R)
• M20: 22,754,285 km (0.101 R)
• M21: 23,317,521 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834

Radius: 8.1

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.47 AU - 4.33 AU

Year: 4897 Days

Day: 6.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,798,898 km

• M1: 100,679 km (0.103 R)
• M2: 373,845 km (0.06 R)
• M3: 774,468 km (0.104 R)
• M4: 1,149,211 km (0.077 R)
• M5: 1,402,330 km (0.066 R)
• M6: 1,667,567 km (0.097 R)
• M7: 2,432,461 km (0.111 R)
• M8: 6,710,661 km (0.054 R)
• M9: 8,567,021 km (0.114 R)
• M10: 9,296,909 km (0.099 R)
• M11: 11,638,714 km (0.104 R)
• M12: 12,893,541 km (0.081 R)
• M13: 19,843,559 km (0.112 R)
• M14: 20,902,114 km (0.102 R)
• M15: 21,481,955 km (0.062 R)
• M16: 22,447,011 km (0.119 R)
• M17: 26,094,057 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 12,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit