🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.11 AU - 1.45 AU

Year: 516 Days

Day: 22.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.56 AU - 2.8 AU

Year: 1564 Days

Day: 38.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.56 AU - 4.8 AU

Year: 3046 Days

Day: 19.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.94 AU - 5.88 AU

Year: 3878 Days

Day: 20.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,673,283 km

• M1: 684,111 km (0.111 R)

Asteroid Belt

Center: 5.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.2

Radius: 11.9

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.94 AU - 8.02 AU

Year: 6573 Days

Day: 14.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,673,283 km

• M1: 147,952 km (0.112 R)
• M2: 644,168 km (0.053 R)
• M3: 1,117,197 km (0.104 R)
• M4: 1,587,533 km (0.068 R)
• M5: 1,978,282 km (0.081 R)
• M6: 2,350,482 km (0.113 R)
• M7: 2,863,752 km (0.102 R)
• M8: 4,341,330 km (0.119 R)
• M9: 4,950,792 km (0.115 R)
• M10: 6,607,888 km (0.099 R)
• M11: 7,825,165 km (0.045 R)
• M12: 8,367,757 km (0.115 R)
• M13: 8,811,614 km (0.117 R)
• M14: 9,186,356 km (0.05 R)
• M15: 12,844,174 km (0.067 R)
• M16: 14,158,541 km (0.078 R)
• M17: 14,673,756 km (0.112 R)
• M18: 16,047,812 km (0.099 R)
• M19: 18,233,587 km (0.055 R)
• M20: 19,962,639 km (0.102 R)
• M21: 20,903,610 km (0.091 R)
• M22: 21,950,047 km (0.062 R)
• M23: 23,744,324 km (0.057 R)
• M24: 24,965,940 km (0.111 R)
• M25: 32,002,425 km (0.111 R)
• M26: 32,890,887 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.4

Radius: 3.2

Gravity: 64.3 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 11.42 AU - 16.24 AU

Year: 18333 Days

Day: 23.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 95,673,283 km

• M1: 39,943 km (0.099 R)
• M2: 195,375 km (0.069 R)
• M3: 298,448 km (0.067 R)
• M4: 632,201 km (0.115 R)
• M5: 890,257 km (0.115 R)
• M6: 1,159,683 km (0.098 R)
• M7: 1,402,929 km (0.06 R)
• M8: 1,932,804 km (0.115 R)
• M9: 3,511,810 km (0.034 R)
• M10: 3,656,022 km (0.039 R)
• M11: 4,606,268 km (0.069 R)
• M12: 4,744,197 km (0.06 R)
• M13: 5,324,039 km (0.117 R)
• M14: 6,280,268 km (0.114 R)
• M15: 6,932,964 km (0.118 R)
• M16: 7,068,649 km (0.107 R)
• M17: 7,206,129 km (0.067 R)
• M18: 8,371,497 km (0.068 R)
• M19: 8,577,194 km (0.064 R)
• M20: 8,838,990 km (0.12 R)
• M21: 10,762,968 km (0.104 R)
• M22: 15,489,962 km (0.094 R)
• M23: 18,691,356 km (0.085 R)
• M24: 19,668,230 km (0.113 R)
• M25: 20,215,011 km (0.047 R)
• M26: 22,111,313 km (0.064 R)
• M27: 22,504,157 km (0.108 R)
• M28: 23,405,335 km (0.112 R)
• M29: 33,132,039 km (0.096 R)
• M30: 34,035,760 km (0.075 R)
• M31: 36,982,538 km (0.09 R)
• M32: 38,517,712 km (0.094 R)
• M33: 40,532,496 km (0.091 R)
• M34: 45,715,314 km (0.086 R)
• M35: 46,834,456 km (0.069 R)
• M36: 47,482,065 km (0.032 R)
• M37: 48,795,385 km (0.087 R)
• M38: 61,720,940 km (0.102 R)
• M39: 62,694,822 km (0.061 R)
• M40: 64,274,276 km (0.074 R)
• M41: 67,512,322 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.6

Radius: 4.7

Gravity: 43.44 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 15.81 AU - 17.13 AU

Year: 23825 Days

Day: 19.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,673,283 km

• M1: 58,493 km (0.118 R)
• M2: 288,574 km (0.034 R)
• M3: 606,769 km (0.071 R)
• M4: 823,387 km (0.054 R)
• M5: 1,191,697 km (0.113 R)
• M6: 1,588,580 km (0.056 R)
• M7: 1,919,640 km (0.085 R)
• M8: 3,047,009 km (0.108 R)
• M9: 3,653,180 km (0.045 R)
• M10: 3,849,752 km (0.114 R)
• M11: 4,088,061 km (0.078 R)
• M12: 4,519,501 km (0.101 R)
• M13: 6,086,539 km (0.08 R)
• M14: 17,858,994 km (0.054 R)
• M15: 33,562,133 km (0.101 R)
• M16: 34,570,123 km (0.028 R)
• M17: 38,490,635 km (0.109 R)
• M18: 38,961,120 km (0.107 R)
• M19: 40,074,128 km (0.042 R)
• M20: 42,031,018 km (0.117 R)
• M21: 43,201,621 km (0.076 R)
• M22: 48,646,984 km (0.108 R)
• M23: 52,200,831 km (0.082 R)
• M24: 55,723,711 km (0.061 R)
• M25: 57,339,069 km (0.108 R)
• M26: 58,364,412 km (0.1 R)
• M27: 62,156,569 km (0.04 R)
• M28: 68,606,331 km (0.09 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 19,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit