🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.71 AU - 1.19 AU

Year: 410 Days

Day: 13.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.8

Radius: 11.7

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.39 AU - 5.47 AU

Year: 4130 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,930,399 km

• M1: 145,559 km (0.098 R)
• M2: 573,409 km (0.096 R)
• M3: 1,471,295 km (0.095 R)
• M4: 1,853,667 km (0.12 R)
• M5: 2,349,135 km (0.1 R)
• M6: 3,568,657 km (0.103 R)
• M7: 5,637,745 km (0.07 R)
• M8: 6,313,778 km (0.081 R)
• M9: 7,792,403 km (0.1 R)
• M10: 9,015,366 km (0.041 R)
• M11: 9,693,194 km (0.115 R)
• M12: 10,107,730 km (0.073 R)
• M13: 10,577,317 km (0.081 R)
• M14: 11,286,262 km (0.076 R)
• M15: 11,652,477 km (0.076 R)
• M16: 13,248,088 km (0.097 R)
• M17: 14,712,352 km (0.066 R)
• M18: 16,281,783 km (0.056 R)
• M19: 18,334,416 km (0.088 R)
• M20: 19,619,312 km (0.075 R)
• M21: 20,149,786 km (0.118 R)
• M22: 20,894,783 km (0.116 R)
• M23: 21,658,032 km (0.104 R)
• M24: 23,610,434 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.5

Radius: 10.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.51 AU - 5.03 AU

Year: 4614 Days

Day: 13.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,930,399 km

• M1: 135,685 km (0.111 R)
• M2: 522,994 km (0.093 R)
• M3: 880,084 km (0.077 R)
• M4: 1,360,293 km (0.102 R)
• M5: 2,154,658 km (0.085 R)
• M6: 3,507,322 km (0.112 R)
• M7: 4,689,295 km (0.086 R)
• M8: 5,064,786 km (0.072 R)
• M9: 5,511,036 km (0.117 R)
• M10: 8,017,698 km (0.077 R)
• M11: 8,385,559 km (0.038 R)
• M12: 8,729,634 km (0.076 R)
• M13: 9,483,308 km (0.077 R)
• M14: 10,086,337 km (0.112 R)
• M15: 12,005,977 km (0.042 R)
• M16: 12,892,644 km (0.102 R)
• M17: 13,398,584 km (0.111 R)
• M18: 15,607,546 km (0.119 R)
• M19: 16,182,600 km (0.082 R)
• M20: 17,879,040 km (0.03 R)
• M21: 19,570,543 km (0.105 R)
• M22: 20,735,162 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.6

Radius: 9.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.65 AU - 8.61 AU

Year: 8433 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,930,399 km

• M1: 117,434 km (0.115 R)
• M2: 952,789 km (0.083 R)
• M3: 1,377,796 km (0.094 R)
• M4: 1,822,401 km (0.105 R)
• M5: 2,843,257 km (0.082 R)
• M6: 3,966,887 km (0.086 R)
• M7: 4,351,652 km (0.057 R)
• M8: 5,363,233 km (0.12 R)
• M9: 6,120,049 km (0.1 R)
• M10: 6,551,788 km (0.117 R)
• M11: 7,598,225 km (0.087 R)
• M12: 8,290,265 km (0.073 R)
• M13: 9,058,151 km (0.108 R)
• M14: 9,836,210 km (0.065 R)
• M15: 10,167,120 km (0.082 R)
• M16: 16,118,423 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.3

Radius: 5.4

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.74 AU - 10.84 AU

Year: 14620 Days

Day: 16 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,930,399 km

• M1: 341,532 km (0.054 R)
• M2: 630,256 km (0.09 R)
• M3: 873,203 km (0.092 R)
• M4: 1,771,987 km (0.114 R)
• M5: 3,482,489 km (0.047 R)
• M6: 4,220,904 km (0.087 R)
• M7: 5,392,106 km (0.082 R)
• M8: 7,786,868 km (0.086 R)
• M9: 8,108,504 km (0.086 R)
• M10: 12,799,594 km (0.1 R)
• M11: 13,361,184 km (0.105 R)
• M12: 16,222,842 km (0.078 R)
• M13: 18,318,708 km (0.111 R)
• M14: 23,785,613 km (0.098 R)
• M15: 24,462,393 km (0.094 R)
• M16: 24,978,356 km (0.081 R)
• M17: 25,151,890 km (0.103 R)
• M18: 25,854,402 km (0.087 R)
• M19: 31,041,857 km (0.056 R)
• M20: 31,951,712 km (0.077 R)
• M21: 35,990,405 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.6

Radius: 6.8

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 14.85 AU - 15.71 AU

Year: 26456 Days

Day: 18 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,930,399 km

• M1: 84,523 km (0.067 R)
• M2: 698,024 km (0.112 R)
• M3: 1,019,360 km (0.035 R)
• M4: 2,471,656 km (0.062 R)
• M5: 3,117,320 km (0.116 R)
• M6: 3,422,201 km (0.115 R)
• M7: 5,976,435 km (0.04 R)
• M8: 7,131,031 km (0.101 R)
• M9: 14,349,877 km (0.098 R)
• M10: 16,317,537 km (0.093 R)
• M11: 18,817,467 km (0.102 R)
• M12: 21,660,874 km (0.084 R)
• M13: 22,977,485 km (0.117 R)
• M14: 25,546,529 km (0.058 R)
• M15: 25,992,630 km (0.119 R)
• M16: 27,130,471 km (0.113 R)
• M17: 27,361,899 km (0.059 R)
• M18: 29,749,930 km (0.114 R)
• M19: 39,494,885 km (0.096 R)
• M20: 41,608,404 km (0.105 R)
• M21: 43,479,125 km (0.069 R)
• M22: 45,895,280 km (0.025 R)
• M23: 47,052,869 km (0.09 R)
• M24: 47,387,220 km (0.074 R)
• M25: 47,723,067 km (0.095 R)
• M26: 50,817,798 km (0.03 R)
• M27: 58,168,589 km (0.074 R)
• M28: 59,134,542 km (0.036 R)
• M29: 67,461,908 km (0.089 R)
• M30: 68,742,615 km (0.113 R)
• M31: 70,256,994 km (0.052 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 14,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit