🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.55 AU - 0.75 AU

Year: 195 Days

Day: 37.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,648,417 km

• M1: 426,653 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.98 AU - 1.24 AU

Year: 436 Days

Day: 18.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.08 AU - 1.76 AU

Year: 631 Days

Day: 39.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,648,417 km

• M1: 44,131 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.34 AU - 2.94 AU

Year: 1599 Days

Day: 44.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,648,417 km

• M1: 133,740 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.35 AU - 3.71 AU

Year: 1966 Days

Day: 28.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 65.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,648,417 km

• M1: 44,879 km (0.073 R)

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.2

Radius: 14.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.54 AU - 6.98 AU

Year: 6552 Days

Day: 12.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,648,417 km

• M1: 181,612 km (0.102 R)
• M2: 1,467,406 km (0.09 R)
• M3: 1,986,061 km (0.058 R)
• M4: 2,999,587 km (0.091 R)
• M5: 3,544,273 km (0.095 R)
• M6: 4,132,791 km (0.076 R)
• M7: 4,860,136 km (0.098 R)
• M8: 6,301,362 km (0.061 R)
• M9: 8,294,753 km (0.083 R)
• M10: 9,692,446 km (0.115 R)
• M11: 10,765,212 km (0.074 R)
• M12: 11,463,685 km (0.116 R)
• M13: 14,935,253 km (0.063 R)
• M14: 15,475,002 km (0.106 R)
• M15: 16,708,287 km (0.095 R)
• M16: 17,290,223 km (0.063 R)
• M17: 18,006,348 km (0.099 R)
• M18: 19,054,580 km (0.117 R)
• M19: 20,208,428 km (0.057 R)
• M20: 21,340,435 km (0.075 R)
• M21: 24,991,072 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610

Radius: 7.9

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 13.2 AU - 17.58 AU

Year: 22507 Days

Day: 15.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,648,417 km

• M1: 98,585 km (0.088 R)
• M2: 632,350 km (0.096 R)
• M3: 1,233,285 km (0.119 R)
• M4: 1,520,812 km (0.093 R)
• M5: 2,364,694 km (0.078 R)
• M6: 3,607,253 km (0.063 R)
• M7: 6,085,193 km (0.052 R)
• M8: 8,363,269 km (0.08 R)
• M9: 8,737,264 km (0.114 R)
• M10: 12,211,076 km (0.082 R)
• M11: 16,760,497 km (0.047 R)
• M12: 18,950,310 km (0.052 R)
• M13: 21,323,980 km (0.065 R)
• M14: 33,736,713 km (0.104 R)
• M15: 35,929,818 km (0.064 R)
• M16: 45,984,291 km (0.1 R)
• M17: 53,271,652 km (0.119 R)
• M18: 62,500,195 km (0.033 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.7

Radius: 5.2

Gravity: 13.86 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 16.42 AU - 19.08 AU

Year: 27877 Days

Day: 17.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,648,417 km

• M1: 64,626 km (0.111 R)
• M2: 445,802 km (0.104 R)
• M3: 648,806 km (0.079 R)
• M4: 1,643,183 km (0.099 R)
• M5: 1,956,890 km (0.092 R)
• M6: 3,168,184 km (0.056 R)
• M7: 3,334,387 km (0.081 R)
• M8: 4,188,890 km (0.087 R)
• M9: 4,355,542 km (0.069 R)
• M10: 4,919,077 km (0.103 R)
• M11: 5,650,012 km (0.098 R)
• M12: 6,062,603 km (0.114 R)
• M13: 7,040,674 km (0.092 R)
• M14: 8,222,946 km (0.06 R)
• M15: 8,752,523 km (0.08 R)
• M16: 9,248,290 km (0.094 R)
• M17: 9,820,951 km (0.117 R)
• M18: 10,115,958 km (0.096 R)
• M19: 10,356,212 km (0.086 R)
• M20: 15,517,488 km (0.114 R)
• M21: 15,998,744 km (0.116 R)
• M22: 20,307,612 km (0.108 R)
• M23: 21,966,652 km (0.092 R)
• M24: 22,369,669 km (0.118 R)
• M25: 25,330,659 km (0.079 R)
• M26: 26,790,136 km (0.09 R)
• M27: 27,019,470 km (0.095 R)
• M28: 31,249,200 km (0.07 R)
• M29: 31,887,385 km (0.076 R)
• M30: 33,987,739 km (0.102 R)
• M31: 34,798,709 km (0.095 R)
• M32: 42,841,838 km (0.093 R)
• M33: 44,586,598 km (0.052 R)
• M34: 46,874,847 km (0.118 R)
• M35: 50,452,331 km (0.085 R)
• M36: 57,953,168 km (0.065 R)
• M37: 60,478,230 km (0.093 R)
• M38: 65,746,319 km (0.109 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: 372 - 14,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit