🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.82 AU - 1.3 AU

Year: 391 Days

Day: 25.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 44.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.47 AU - 1.91 AU

Year: 787 Days

Day: 31.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.7 AU - 2.86 AU

Year: 1660 Days

Day: 19.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,911,746 km

• M1: 698,323 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.46 AU - 4.12 AU

Year: 2643 Days

Day: 34.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 14.4

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.18 AU - 6.84 AU

Year: 4632 Days

Day: 5.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,911,746 km

• M1: 179,069 km (0.108 R)
• M2: 801,246 km (0.095 R)
• M3: 1,309,580 km (0.119 R)
• M4: 1,793,379 km (0.055 R)
• M5: 2,278,824 km (0.064 R)
• M6: 2,750,806 km (0.074 R)
• M7: 3,875,482 km (0.116 R)
• M8: 4,799,698 km (0.047 R)
• M9: 5,894,754 km (0.102 R)
• M10: 8,321,830 km (0.028 R)
• M11: 11,220,139 km (0.049 R)
• M12: 12,320,432 km (0.081 R)
• M13: 12,799,594 km (0.101 R)
• M14: 15,003,918 km (0.097 R)
• M15: 23,197,244 km (0.081 R)
• M16: 24,376,225 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.4

Radius: 11.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.12 AU - 8.24 AU

Year: 6184 Days

Day: 10.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,911,746 km

• M1: 153,637 km (0.062 R)
• M2: 554,709 km (0.109 R)
• M3: 1,441,525 km (0.099 R)
• M4: 2,879,011 km (0.071 R)
• M5: 3,484,733 km (0.071 R)
• M6: 4,173,930 km (0.031 R)
• M7: 5,140,482 km (0.071 R)
• M8: 6,665,034 km (0.101 R)
• M9: 8,549,070 km (0.097 R)
• M10: 9,181,869 km (0.118 R)
• M11: 11,176,457 km (0.09 R)
• M12: 11,789,060 km (0.075 R)
• M13: 12,473,620 km (0.032 R)
• M14: 13,288,330 km (0.104 R)
• M15: 13,922,326 km (0.114 R)
• M16: 14,521,166 km (0.085 R)
• M17: 24,182,645 km (0.045 R)
• M18: 26,098,097 km (0.097 R)
• M19: 27,176,847 km (0.076 R)
• M20: 28,982,044 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.8

Radius: 4.4

Gravity: 24.06 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 11.5 AU - 17.72 AU

Year: 20001 Days

Day: 22.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 66,911,746 km

• M1: 54,902 km (0.093 R)
• M2: 280,346 km (0.117 R)
• M3: 558,150 km (0.115 R)
• M4: 878,887 km (0.083 R)
• M5: 1,460,374 km (0.042 R)
• M6: 2,027,201 km (0.078 R)
• M7: 2,705,777 km (0.109 R)
• M8: 3,413,823 km (0.095 R)
• M9: 3,990,224 km (0.102 R)
• M10: 4,629,007 km (0.095 R)
• M11: 7,219,892 km (0.066 R)
• M12: 9,564,241 km (0.051 R)
• M13: 10,292,633 km (0.116 R)
• M14: 11,670,579 km (0.044 R)
• M15: 12,898,029 km (0.081 R)
• M16: 13,508,389 km (0.03 R)
• M17: 14,859,856 km (0.085 R)
• M18: 15,379,708 km (0.051 R)
• M19: 15,682,195 km (0.104 R)
• M20: 20,984,093 km (0.104 R)
• M21: 21,449,941 km (0.084 R)
• M22: 22,305,641 km (0.084 R)
• M23: 22,888,474 km (0.115 R)
• M24: 27,366,986 km (0.084 R)
• M25: 29,287,673 km (0.116 R)
• M26: 29,752,324 km (0.1 R)
• M27: 32,395,868 km (0.106 R)
• M28: 34,029,476 km (0.074 R)
• M29: 38,144,764 km (0.082 R)
• M30: 40,536,385 km (0.042 R)
• M31: 40,968,574 km (0.086 R)
• M32: 41,695,619 km (0.106 R)
• M33: 44,537,231 km (0.074 R)
• M34: 44,690,270 km (0.069 R)
• M35: 47,028,185 km (0.075 R)
• M36: 50,270,270 km (0.11 R)
• M37: 51,271,229 km (0.058 R)
• M38: 51,776,721 km (0.093 R)
• M39: 52,115,410 km (0.071 R)
• M40: 61,831,343 km (0.112 R)
• M41: 65,319,965 km (0.103 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 15,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit