🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.4 AU - 0.64 AU

Year: 242 Days

Day: 31.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,937,308 km

• M1: 533,466 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.9

Radius: 14.5

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.89 AU - 0.91 AU

Year: 551 Days

Day: 13 Hours

Environment

Temp: -147 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,937,308 km

• M1: 180,714 km (0.086 R)
• M2: 673,639 km (0.115 R)
• M3: 1,158,935 km (0.067 R)
• M4: 1,867,131 km (0.034 R)
• M5: 2,396,408 km (0.05 R)
• M6: 3,067,804 km (0.071 R)
• M7: 3,540,832 km (0.071 R)
• M8: 4,050,213 km (0.049 R)
• M9: 4,622,425 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 12.2

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.86 AU - 1.42 AU

Year: 786 Days

Day: 10.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,937,308 km

• M1: 152,291 km (0.105 R)
• M2: 594,951 km (0.093 R)
• M3: 1,005,896 km (0.063 R)
• M4: 1,397,095 km (0.099 R)
• M5: 2,024,508 km (0.084 R)
• M6: 2,404,935 km (0.033 R)
• M7: 3,191,970 km (0.076 R)
• M8: 4,240,352 km (0.111 R)
• M9: 4,889,307 km (0.114 R)
• M10: 5,275,719 km (0.045 R)
• M11: 5,682,625 km (0.089 R)
• M12: 6,300,464 km (0.096 R)
• M13: 6,849,039 km (0.118 R)
• M14: 7,405,693 km (0.105 R)
• M15: 8,271,266 km (0.028 R)
• M16: 8,929,946 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.2

Radius: 9

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.02 AU - 2.18 AU

Year: 1965 Days

Day: 8.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,937,308 km

• M1: 111,899 km (0.104 R)
• M2: 610,808 km (0.069 R)
• M3: 1,091,915 km (0.102 R)
• M4: 2,101,102 km (0.084 R)
• M5: 2,475,546 km (0.1 R)
• M6: 3,081,118 km (0.105 R)
• M7: 3,709,429 km (0.083 R)
• M8: 4,279,397 km (0.091 R)
• M9: 5,475,132 km (0.095 R)
• M10: 6,343,997 km (0.102 R)
• M11: 6,770,650 km (0.102 R)
• M12: 7,159,455 km (0.097 R)
• M13: 7,446,384 km (0.11 R)
• M14: 9,366,023 km (0.119 R)
• M15: 11,516,343 km (0.098 R)
• M16: 12,031,110 km (0.084 R)
• M17: 12,478,557 km (0.112 R)
• M18: 12,769,076 km (0.06 R)
• M19: 13,536,812 km (0.056 R)
• M20: 14,838,014 km (0.092 R)
• M21: 15,879,365 km (0.112 R)
• M22: 16,616,733 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.6

Radius: 12.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.18 AU - 2.48 AU

Year: 2296 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,937,308 km

• M1: 150,495 km (0.067 R)
• M2: 588,069 km (0.109 R)
• M3: 987,795 km (0.067 R)
• M4: 2,383,543 km (0.111 R)
• M5: 4,086,116 km (0.093 R)
• M6: 4,468,788 km (0.057 R)
• M7: 5,004,348 km (0.082 R)
• M8: 5,562,348 km (0.065 R)
• M9: 5,992,143 km (0.093 R)
• M10: 6,599,809 km (0.103 R)
• M11: 7,912,979 km (0.111 R)
• M12: 9,681,525 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513

Radius: 13.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.22 AU - 2.96 AU

Year: 2691 Days

Day: 7 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,937,308 km

• M1: 169,345 km (0.081 R)
• M2: 630,555 km (0.05 R)
• M3: 1,109,567 km (0.089 R)
• M4: 1,953,299 km (0.083 R)
• M5: 2,553,636 km (0.088 R)
• M6: 3,658,266 km (0.093 R)
• M7: 5,290,230 km (0.114 R)
• M8: 5,921,533 km (0.095 R)
• M9: 6,467,864 km (0.098 R)
• M10: 7,306,659 km (0.106 R)
• M11: 8,153,832 km (0.067 R)
• M12: 8,765,238 km (0.096 R)
• M13: 9,651,606 km (0.086 R)
• M14: 10,336,315 km (0.106 R)
• M15: 12,129,096 km (0.096 R)
• M16: 15,629,686 km (0.092 R)
• M17: 18,090,871 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45

Radius: 4.2

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.78 AU - 12.74 AU

Year: 21220 Days

Day: 24.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,937,308 km

• M1: 58,792 km (0.118 R)
• M2: 203,453 km (0.057 R)
• M3: 632,201 km (0.044 R)
• M4: 1,116,748 km (0.07 R)
• M5: 1,787,994 km (0.116 R)
• M6: 2,676,755 km (0.107 R)
• M7: 3,966,588 km (0.045 R)
• M8: 4,207,590 km (0.089 R)
• M9: 5,073,013 km (0.09 R)
• M10: 5,711,946 km (0.078 R)
• M11: 6,701,087 km (0.069 R)
• M12: 7,578,030 km (0.087 R)
• M13: 7,799,435 km (0.105 R)
• M14: 16,872,097 km (0.086 R)
• M15: 17,440,419 km (0.03 R)
• M16: 22,682,029 km (0.104 R)
• M17: 24,079,872 km (0.113 R)
• M18: 24,558,286 km (0.098 R)
• M19: 26,115,151 km (0.093 R)
• M20: 27,303,407 km (0.078 R)
• M21: 27,736,492 km (0.112 R)
• M22: 28,438,854 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 11,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit