🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.69 AU - 0.93 AU

Year: 264 Days

Day: 38.5 Hours

Environment

Temp: 133 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.7 AU - 1.04 AU

Year: 293 Days

Day: 44.8 Hours

Environment

Temp: 178 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.45 AU - 2.63 AU

Year: 1464 Days

Day: 12.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.48 AU - 3.54 AU

Year: 1889 Days

Day: 29.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542

Radius: 14.5

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.07 AU - 6.17 AU

Year: 4818 Days

Day: 5.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,663,628 km

• M1: 180,415 km (0.038 R)
• M2: 650,601 km (0.093 R)
• M3: 1,562,550 km (0.08 R)
• M4: 2,549,447 km (0.082 R)
• M5: 3,044,765 km (0.103 R)
• M6: 3,503,283 km (0.112 R)
• M7: 4,255,910 km (0.054 R)
• M8: 5,088,272 km (0.094 R)
• M9: 5,683,074 km (0.088 R)
• M10: 6,852,330 km (0.118 R)
• M11: 7,962,197 km (0.1 R)
• M12: 8,579,139 km (0.094 R)
• M13: 9,033,617 km (0.112 R)
• M14: 11,148,781 km (0.092 R)
• M15: 12,731,078 km (0.071 R)
• M16: 13,223,853 km (0.089 R)
• M17: 13,883,580 km (0.086 R)
• M18: 15,601,263 km (0.09 R)
• M19: 18,942,382 km (0.071 R)
• M20: 20,644,955 km (0.099 R)
• M21: 22,590,475 km (0.085 R)
• M22: 23,241,076 km (0.108 R)
• M23: 23,978,594 km (0.101 R)
• M24: 25,812,365 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.5

Radius: 10.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.25 AU - 6.63 AU

Year: 5236 Days

Day: 9.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,663,628 km

• M1: 131,945 km (0.105 R)
• M2: 510,129 km (0.026 R)
• M3: 872,305 km (0.113 R)
• M4: 1,520,064 km (0.057 R)
• M5: 2,018,075 km (0.074 R)
• M6: 2,977,596 km (0.098 R)
• M7: 3,422,350 km (0.111 R)
• M8: 3,847,508 km (0.071 R)
• M9: 5,003,899 km (0.075 R)
• M10: 5,445,662 km (0.067 R)
• M11: 6,929,972 km (0.105 R)
• M12: 8,964,353 km (0.12 R)
• M13: 9,657,440 km (0.098 R)
• M14: 11,193,661 km (0.03 R)
• M15: 12,648,650 km (0.12 R)
• M16: 13,274,417 km (0.114 R)
• M17: 15,930,378 km (0.094 R)
• M18: 20,321,225 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.6

Radius: 12.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.75 AU - 8.23 AU

Year: 6684 Days

Day: 7.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 91,663,628 km

• M1: 157,078 km (0.095 R)
• M2: 665,262 km (0.055 R)
• M3: 3,574,791 km (0.047 R)
• M4: 4,502,447 km (0.112 R)
• M5: 5,765,352 km (0.07 R)
• M6: 7,431,573 km (0.036 R)
• M7: 8,336,790 km (0.109 R)
• M8: 10,096,211 km (0.086 R)
• M9: 11,545,216 km (0.062 R)
• M10: 12,811,412 km (0.056 R)
• M11: 15,980,942 km (0.065 R)
• M12: 17,943,666 km (0.106 R)
• M13: 18,744,912 km (0.074 R)
• M14: 26,633,807 km (0.113 R)
• M15: 28,119,014 km (0.073 R)
• M16: 28,836,635 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.7

Radius: 8

Gravity: 13.51 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 14.59 AU - 17.77 AU

Year: 23537 Days

Day: 21.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,663,628 km

• M1: 185,651 km (0.115 R)
• M2: 549,323 km (0.09 R)
• M3: 1,242,859 km (0.116 R)
• M4: 4,515,462 km (0.094 R)
• M5: 5,742,613 km (0.041 R)
• M6: 6,691,363 km (0.063 R)
• M7: 12,103,216 km (0.043 R)
• M8: 13,501,058 km (0.091 R)
• M9: 15,668,283 km (0.088 R)
• M10: 17,780,605 km (0.113 R)
• M11: 19,778,634 km (0.086 R)
• M12: 22,777,473 km (0.075 R)
• M13: 30,179,126 km (0.113 R)
• M14: 34,418,281 km (0.117 R)
• M15: 36,160,498 km (0.099 R)
• M16: 39,038,013 km (0.109 R)
• M17: 43,886,480 km (0.113 R)
• M18: 46,106,812 km (0.115 R)
• M19: 55,541,201 km (0.096 R)
• M20: 62,497,951 km (0.108 R)
• M21: 63,352,604 km (0.114 R)
• M22: 68,193,741 km (0.085 R)
• M23: 74,464,734 km (0.107 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 20,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit