🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.47 AU - 0.65 AU

Year: 275 Days

Day: 37.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.5

Radius: 14.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.8 AU - 1.16 AU

Year: 636 Days

Day: 6.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 149.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,059,554 km

• M1: 185,801 km (0.049 R)
• M2: 735,124 km (0.079 R)
• M3: 1,196,633 km (0.042 R)
• M4: 1,668,615 km (0.065 R)
• M5: 2,277,328 km (0.081 R)
• M6: 2,745,271 km (0.057 R)
• M7: 3,203,190 km (0.109 R)
• M8: 4,880,032 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.4

Radius: 9.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.1 AU - 1.18 AU

Year: 798 Days

Day: 11.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,059,554 km

• M1: 124,765 km (0.07 R)
• M2: 463,454 km (0.12 R)
• M3: 986,448 km (0.114 R)
• M4: 1,728,005 km (0.089 R)
• M5: 2,225,119 km (0.072 R)
• M6: 3,057,780 km (0.105 R)
• M7: 3,885,505 km (0.061 R)
• M8: 4,276,854 km (0.032 R)
• M9: 5,054,463 km (0.097 R)
• M10: 5,415,443 km (0.077 R)
• M11: 5,904,927 km (0.057 R)
• M12: 7,035,139 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.6

Radius: 10.7

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.19 AU - 1.55 AU

Year: 1052 Days

Day: 5.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,059,554 km

• M1: 137,331 km (0.105 R)
• M2: 512,373 km (0.096 R)
• M3: 1,097,001 km (0.079 R)
• M4: 1,456,186 km (0.081 R)
• M5: 1,791,435 km (0.113 R)
• M6: 3,250,612 km (0.086 R)
• M7: 3,616,229 km (0.102 R)
• M8: 4,191,284 km (0.081 R)
• M9: 5,667,665 km (0.093 R)
• M10: 6,178,242 km (0.061 R)
• M11: 6,719,338 km (0.102 R)
• M12: 7,121,457 km (0.03 R)
• M13: 8,425,502 km (0.067 R)
• M14: 9,006,390 km (0.089 R)
• M15: 9,613,758 km (0.094 R)
• M16: 10,528,698 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.6

Radius: 8

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.17 AU - 1.95 AU

Year: 1278 Days

Day: 6.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,059,554 km

• M1: 100,081 km (0.082 R)
• M2: 390,600 km (0.08 R)
• M3: 696,378 km (0.098 R)
• M4: 998,267 km (0.115 R)
• M5: 1,372,560 km (0.093 R)
• M6: 1,810,583 km (0.1 R)
• M7: 2,103,795 km (0.113 R)
• M8: 2,979,541 km (0.116 R)
• M9: 3,793,353 km (0.037 R)
• M10: 4,062,779 km (0.093 R)
• M11: 5,368,619 km (0.104 R)
• M12: 5,750,093 km (0.117 R)
• M13: 6,021,464 km (0.116 R)
• M14: 6,864,149 km (0.095 R)
• M15: 7,338,224 km (0.1 R)
• M16: 8,564,927 km (0.12 R)
• M17: 9,952,896 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.9

Radius: 13.4

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.11 AU - 4.69 AU

Year: 5052 Days

Day: 13.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,059,554 km

• M1: 169,046 km (0.082 R)
• M2: 638,035 km (0.081 R)
• M3: 1,079,498 km (0.102 R)
• M4: 3,797,991 km (0.107 R)
• M5: 5,185,810 km (0.083 R)
• M6: 6,090,877 km (0.057 R)
• M7: 6,596,069 km (0.107 R)
• M8: 7,098,718 km (0.103 R)
• M9: 7,884,556 km (0.096 R)
• M10: 8,417,423 km (0.106 R)
• M11: 8,868,012 km (0.073 R)
• M12: 9,298,256 km (0.116 R)
• M13: 10,514,187 km (0.092 R)
• M14: 11,119,610 km (0.079 R)
• M15: 14,306,643 km (0.043 R)
• M16: 14,899,798 km (0.058 R)
• M17: 15,820,424 km (0.114 R)
• M18: 16,887,356 km (0.082 R)
• M19: 19,643,397 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.1

Radius: 13.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.93 AU - 5.05 AU

Year: 6241 Days

Day: 14.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,059,554 km

• M1: 170,542 km (0.111 R)
• M2: 691,292 km (0.057 R)
• M3: 1,225,207 km (0.068 R)
• M4: 2,235,291 km (0.079 R)
• M5: 2,659,401 km (0.106 R)
• M6: 3,077,378 km (0.109 R)
• M7: 3,857,979 km (0.118 R)
• M8: 4,766,936 km (0.098 R)
• M9: 5,690,553 km (0.116 R)
• M10: 7,295,589 km (0.115 R)
• M11: 10,061,205 km (0.105 R)
• M12: 10,897,008 km (0.032 R)
• M13: 11,578,726 km (0.1 R)
• M14: 12,654,334 km (0.06 R)
• M15: 13,081,287 km (0.08 R)
• M16: 15,362,505 km (0.116 R)
• M17: 17,964,311 km (0.089 R)
• M18: 19,124,741 km (0.107 R)
• M19: 19,546,009 km (0.085 R)
• M20: 21,293,611 km (0.113 R)
• M21: 21,975,179 km (0.115 R)
• M22: 24,681,853 km (0.117 R)
• M23: 26,115,450 km (0.081 R)
• M24: 28,323,365 km (0.111 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: 336 - 13,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit