🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.55 AU - 1.77 AU

Year: 793 Days

Day: 37.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.23 AU - 2.63 AU

Year: 1405 Days

Day: 28.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.61 AU - 4.35 AU

Year: 2408 Days

Day: 12.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450

Radius: 8.5

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.19 AU - 12.53 AU

Year: 12366 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,035,713 km

• M1: 105,766 km (0.102 R)
• M2: 394,490 km (0.068 R)
• M3: 680,970 km (0.112 R)
• M4: 997,070 km (0.108 R)
• M5: 1,617,153 km (0.108 R)
• M6: 1,890,468 km (0.066 R)
• M7: 2,396,857 km (0.116 R)
• M8: 3,731,270 km (0.03 R)
• M9: 4,298,396 km (0.117 R)
• M10: 4,677,626 km (0.097 R)
• M11: 5,047,283 km (0.063 R)
• M12: 6,129,324 km (0.101 R)
• M13: 6,459,786 km (0.117 R)
• M14: 6,802,215 km (0.084 R)
• M15: 7,648,490 km (0.095 R)
• M16: 9,943,621 km (0.118 R)
• M17: 12,486,934 km (0.103 R)
• M18: 14,968,913 km (0.075 R)
• M19: 18,816,719 km (0.05 R)
• M20: 19,992,409 km (0.086 R)
• M21: 21,050,216 km (0.083 R)
• M22: 21,383,220 km (0.043 R)
• M23: 22,749,947 km (0.079 R)
• M24: 25,562,387 km (0.053 R)
• M25: 30,467,402 km (0.085 R)
• M26: 33,534,158 km (0.059 R)
• M27: 42,485,646 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.3

Radius: 9.1

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.67 AU - 11.59 AU

Year: 12853 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,035,713 km

• M1: 121,324 km (0.075 R)
• M2: 422,913 km (0.057 R)
• M3: 862,731 km (0.046 R)
• M4: 2,042,161 km (0.114 R)
• M5: 2,979,690 km (0.108 R)
• M6: 4,472,827 km (0.073 R)
• M7: 6,881,203 km (0.082 R)
• M8: 8,023,532 km (0.102 R)
• M9: 8,339,184 km (0.041 R)
• M10: 8,757,459 km (0.057 R)
• M11: 10,411,862 km (0.064 R)
• M12: 12,623,966 km (0.093 R)
• M13: 22,955,344 km (0.115 R)
• M14: 30,855,907 km (0.103 R)
• M15: 31,298,268 km (0.047 R)
• M16: 32,422,646 km (0.101 R)
• M17: 42,405,312 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.7

Radius: 3.6

Gravity: 38.87 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 14.97 AU - 15.39 AU

Year: 21934 Days

Day: 24.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 73,035,713 km

• M1: 47,423 km (0.109 R)
• M2: 456,423 km (0.061 R)
• M3: 585,975 km (0.077 R)
• M4: 1,041,201 km (0.085 R)
• M5: 1,880,744 km (0.11 R)
• M6: 2,095,417 km (0.085 R)
• M7: 2,573,682 km (0.11 R)
• M8: 3,652,731 km (0.06 R)
• M9: 3,987,082 km (0.074 R)
• M10: 7,817,985 km (0.089 R)
• M11: 8,066,616 km (0.116 R)
• M12: 8,527,378 km (0.034 R)
• M13: 10,248,801 km (0.116 R)
• M14: 10,667,226 km (0.079 R)
• M15: 10,788,849 km (0.037 R)
• M16: 13,562,244 km (0.115 R)
• M17: 15,342,608 km (0.076 R)
• M18: 18,822,404 km (0.119 R)
• M19: 20,744,587 km (0.075 R)
• M20: 26,058,752 km (0.1 R)
• M21: 28,322,916 km (0.029 R)
• M22: 28,556,289 km (0.049 R)
• M23: 30,104,627 km (0.097 R)
• M24: 32,722,589 km (0.085 R)
• M25: 33,758,555 km (0.079 R)
• M26: 38,978,922 km (0.111 R)
• M27: 39,123,134 km (0.099 R)
• M28: 39,412,606 km (0.118 R)
• M29: 42,691,642 km (0.103 R)
• M30: 43,306,788 km (0.047 R)
• M31: 44,870,385 km (0.078 R)
• M32: 53,077,923 km (0.114 R)
• M33: 55,412,098 km (0.118 R)
• M34: 57,813,743 km (0.118 R)
• M35: 58,755,611 km (0.083 R)
• M36: 59,707,652 km (0.032 R)
• M37: 60,091,221 km (0.067 R)
• M38: 64,622,540 km (0.111 R)
• M39: 65,229,758 km (0.064 R)
• M40: 67,074,599 km (0.11 R)
• M41: 71,297,896 km (0.036 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 15,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit