🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.69 AU - 0.75 AU

Year: 215 Days

Day: 25.5 Hours

Environment

Temp: 161 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.96 AU - 0.98 AU

Year: 336 Days

Day: 15.3 Hours

Environment

Temp: 83 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,519,352 km

• M1: 72,705 km (0.072 R)
• M2: 122,820 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.89 AU - 1.09 AU

Year: 346 Days

Day: 42.4 Hours

Environment

Temp: 85 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.53 AU - 3.61 AU

Year: 2371 Days

Day: 20.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,519,352 km

• M1: 22,739 km (0.065 R)
• M2: 555,307 km (0.03 R)

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903

Radius: 9.4

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.48 AU - 9.52 AU

Year: 8710 Days

Day: 12.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,519,352 km

• M1: 125,363 km (0.111 R)
• M2: 419,622 km (0.065 R)
• M3: 837,449 km (0.114 R)
• M4: 1,200,673 km (0.119 R)
• M5: 1,640,041 km (0.081 R)
• M6: 2,366,489 km (0.115 R)
• M7: 3,063,764 km (0.098 R)
• M8: 5,471,393 km (0.057 R)
• M9: 5,881,291 km (0.038 R)
• M10: 6,918,154 km (0.056 R)
• M11: 8,291,312 km (0.09 R)
• M12: 10,917,054 km (0.042 R)
• M13: 11,512,903 km (0.096 R)
• M14: 12,130,293 km (0.096 R)
• M15: 13,067,524 km (0.116 R)
• M16: 13,989,196 km (0.077 R)
• M17: 14,562,754 km (0.098 R)
• M18: 15,553,391 km (0.103 R)
• M19: 18,641,989 km (0.085 R)
• M20: 20,370,293 km (0.096 R)
• M21: 20,941,907 km (0.049 R)
• M22: 22,808,290 km (0.096 R)
• M23: 27,655,859 km (0.105 R)
• M24: 30,213,684 km (0.089 R)
• M25: 41,113,384 km (0.116 R)
• M26: 45,121,261 km (0.094 R)
• M27: 47,933,252 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.7

Radius: 12.3

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.22 AU - 11.88 AU

Year: 11198 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 63,519,352 km

• M1: 153,487 km (0.077 R)
• M2: 1,963,173 km (0.076 R)
• M3: 2,576,674 km (0.114 R)
• M4: 11,057,826 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609

Radius: 10.4

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.58 AU - 15.42 AU

Year: 16474 Days

Day: 11.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,519,352 km

• M1: 136,433 km (0.092 R)
• M2: 682,017 km (0.107 R)
• M3: 2,584,902 km (0.071 R)
• M4: 3,073,189 km (0.112 R)
• M5: 3,458,852 km (0.114 R)
• M6: 9,255,171 km (0.029 R)
• M7: 10,232,195 km (0.114 R)
• M8: 11,276,538 km (0.083 R)
• M9: 14,266,850 km (0.116 R)
• M10: 15,199,592 km (0.093 R)
• M11: 16,948,392 km (0.118 R)
• M12: 17,749,189 km (0.048 R)
• M13: 20,303,273 km (0.077 R)
• M14: 25,501,201 km (0.095 R)
• M15: 27,196,743 km (0.103 R)
• M16: 27,522,867 km (0.076 R)
• M17: 29,306,522 km (0.057 R)
• M18: 37,886,110 km (0.079 R)
• M19: 63,905,069 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.8

Radius: 4.1

Gravity: 26.7 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 11.65 AU - 16.79 AU

Year: 18846 Days

Day: 21.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,519,352 km

• M1: 51,162 km (0.041 R)
• M2: 244,443 km (0.119 R)
• M3: 613,950 km (0.084 R)
• M4: 950,545 km (0.113 R)
• M5: 1,128,267 km (0.097 R)
• M6: 1,300,305 km (0.03 R)
• M7: 1,647,521 km (0.035 R)
• M8: 2,567,698 km (0.081 R)
• M9: 3,533,651 km (0.082 R)
• M10: 4,143,562 km (0.084 R)
• M11: 5,643,879 km (0.07 R)
• M12: 6,810,144 km (0.104 R)
• M13: 7,889,642 km (0.069 R)
• M14: 8,176,421 km (0.059 R)
• M15: 9,393,400 km (0.085 R)
• M16: 10,381,793 km (0.113 R)
• M17: 12,692,482 km (0.082 R)
• M18: 15,104,149 km (0.083 R)
• M19: 15,620,710 km (0.086 R)
• M20: 16,610,899 km (0.1 R)
• M21: 17,002,696 km (0.081 R)
• M22: 18,715,741 km (0.103 R)
• M23: 19,657,310 km (0.073 R)
• M24: 26,613,012 km (0.114 R)
• M25: 33,159,864 km (0.065 R)
• M26: 37,668,893 km (0.097 R)
• M27: 38,891,108 km (0.116 R)
• M28: 44,193,605 km (0.098 R)
• M29: 52,935,207 km (0.103 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 17,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit