🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.64 AU - 0.92 AU

Year: 243 Days

Day: 43.6 Hours

Environment

Temp: 113 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.52 AU - 2 AU

Year: 824 Days

Day: 28.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.04 AU - 2.36 AU

Year: 1152 Days

Day: 15.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2 AU - 2.58 AU

Year: 1224 Days

Day: 29.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.3 AU - 2.96 AU

Year: 1506 Days

Day: 45 Hours

Environment

Temp: -82 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.28 AU - 5.44 AU

Year: 3783 Days

Day: 14.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.54 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520

Radius: 4.9

Gravity: 21.66 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 13.6 AU - 14.82 AU

Year: 18914 Days

Day: 16.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,823,104 km

• M1: 65,524 km (0.114 R)
• M2: 236,514 km (0.108 R)
• M3: 497,862 km (0.114 R)
• M4: 811,868 km (0.032 R)
• M5: 1,304,344 km (0.077 R)
• M6: 1,465,610 km (0.11 R)
• M7: 2,013,139 km (0.112 R)
• M8: 2,528,054 km (0.12 R)
• M9: 3,528,266 km (0.115 R)
• M10: 3,785,425 km (0.111 R)
• M11: 5,713,741 km (0.071 R)
• M12: 8,164,603 km (0.09 R)
• M13: 9,187,104 km (0.094 R)
• M14: 10,064,496 km (0.069 R)
• M15: 10,996,191 km (0.106 R)
• M16: 14,930,017 km (0.104 R)
• M17: 15,907,639 km (0.103 R)
• M18: 17,412,145 km (0.037 R)
• M19: 18,156,843 km (0.114 R)
• M20: 20,609,351 km (0.107 R)
• M21: 22,587,483 km (0.05 R)
• M22: 28,361,064 km (0.095 R)
• M23: 31,282,411 km (0.114 R)
• M24: 36,631,133 km (0.108 R)
• M25: 37,578,088 km (0.079 R)
• M26: 38,402,671 km (0.066 R)
• M27: 44,514,941 km (0.097 R)
• M28: 45,903,957 km (0.094 R)
• M29: 47,640,788 km (0.034 R)
• M30: 49,584,663 km (0.085 R)
• M31: 53,976,857 km (0.089 R)
• M32: 64,107,924 km (0.119 R)
• M33: 64,694,347 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.3

Radius: 5.6

Gravity: 17.83 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 12.95 AU - 17.67 AU

Year: 21152 Days

Day: 17.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,823,104 km

• M1: 69,713 km (0.099 R)
• M2: 371,751 km (0.111 R)
• M3: 772,374 km (0.05 R)
• M4: 1,002,605 km (0.113 R)
• M5: 1,292,526 km (0.114 R)
• M6: 1,654,253 km (0.079 R)
• M7: 1,943,875 km (0.082 R)
• M8: 2,309,642 km (0.085 R)
• M9: 2,486,466 km (0.029 R)
• M10: 2,672,267 km (0.107 R)
• M11: 3,071,992 km (0.05 R)
• M12: 3,990,224 km (0.1 R)
• M13: 4,245,737 km (0.103 R)
• M14: 4,615,094 km (0.081 R)
• M15: 4,932,840 km (0.037 R)
• M16: 5,933,500 km (0.055 R)
• M17: 7,109,040 km (0.117 R)
• M18: 11,300,324 km (0.087 R)
• M19: 13,584,983 km (0.043 R)
• M20: 15,140,202 km (0.092 R)
• M21: 16,483,142 km (0.083 R)
• M22: 17,989,593 km (0.083 R)
• M23: 18,249,295 km (0.113 R)
• M24: 19,133,119 km (0.062 R)
• M25: 20,700,456 km (0.077 R)
• M26: 22,954,447 km (0.107 R)
• M27: 26,355,405 km (0.036 R)
• M28: 28,997,453 km (0.112 R)
• M29: 29,594,348 km (0.101 R)
• M30: 31,684,829 km (0.028 R)
• M31: 32,063,760 km (0.065 R)
• M32: 34,267,935 km (0.115 R)
• M33: 40,734,902 km (0.091 R)
• M34: 42,393,493 km (0.108 R)
• M35: 49,818,335 km (0.081 R)
• M36: 61,916,464 km (0.094 R)
• M37: 65,321,910 km (0.099 R)
• M38: 72,285,093 km (0.097 R)
• M39: 73,381,496 km (0.084 R)
• M40: 73,602,003 km (0.108 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit