🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.51 AU - 0.73 AU

Year: 315 Days

Day: 12.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.53 AU - 0.73 AU

Year: 323 Days

Day: 37.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.51 AU - 0.83 AU

Year: 354 Days

Day: 31.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 153.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,178,554 km

• M1: 39,195 km (0.075 R)
• M2: 456,274 km (0.06 R)

Asteroid Belt

Center: 1.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.9

Radius: 9.7

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.77 AU - 2.27 AU

Year: 1854 Days

Day: 11.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 136.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,178,554 km

• M1: 120,576 km (0.07 R)
• M2: 422,464 km (0.103 R)
• M3: 868,565 km (0.076 R)
• M4: 1,221,018 km (0.045 R)
• M5: 1,730,698 km (0.064 R)
• M6: 2,094,221 km (0.12 R)
• M7: 2,429,320 km (0.079 R)
• M8: 2,962,337 km (0.093 R)
• M9: 3,503,881 km (0.058 R)
• M10: 4,016,703 km (0.076 R)
• M11: 6,054,675 km (0.11 R)
• M12: 6,481,328 km (0.109 R)
• M13: 9,377,692 km (0.115 R)
• M14: 9,813,172 km (0.063 R)
• M15: 10,796,927 km (0.052 R)
• M16: 11,614,928 km (0.067 R)
• M17: 12,796,303 km (0.098 R)
• M18: 13,883,430 km (0.113 R)
• M19: 14,985,817 km (0.097 R)
• M20: 15,488,915 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.5

Radius: 13.8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.88 AU - 4.18 AU

Year: 4282 Days

Day: 7.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,178,554 km

• M1: 171,589 km (0.092 R)
• M2: 837,748 km (0.109 R)
• M3: 1,513,781 km (0.111 R)
• M4: 2,490,805 km (0.089 R)
• M5: 3,262,281 km (0.074 R)
• M6: 3,854,389 km (0.089 R)
• M7: 4,966,799 km (0.058 R)
• M8: 5,640,737 km (0.115 R)
• M9: 8,509,875 km (0.079 R)
• M10: 9,081,638 km (0.035 R)
• M11: 9,597,900 km (0.057 R)
• M12: 15,782,426 km (0.074 R)
• M13: 17,422,318 km (0.119 R)
• M14: 20,561,479 km (0.102 R)
• M15: 21,944,960 km (0.028 R)
• M16: 24,973,869 km (0.099 R)
• M17: 27,114,464 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.5

Radius: 13.4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.06 AU - 5.96 AU

Year: 7241 Days

Day: 13.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,178,554 km

• M1: 166,652 km (0.099 R)
• M2: 1,060,649 km (0.069 R)
• M3: 2,473,750 km (0.113 R)
• M4: 3,017,838 km (0.098 R)
• M5: 3,942,951 km (0.083 R)
• M6: 4,483,747 km (0.109 R)
• M7: 5,986,757 km (0.067 R)
• M8: 6,468,462 km (0.092 R)
• M9: 7,161,250 km (0.097 R)
• M10: 8,071,104 km (0.108 R)
• M11: 8,660,370 km (0.109 R)
• M12: 9,847,280 km (0.084 R)
• M13: 13,382,427 km (0.119 R)
• M14: 13,864,581 km (0.113 R)
• M15: 14,609,878 km (0.075 R)
• M16: 16,728,034 km (0.087 R)
• M17: 20,659,316 km (0.095 R)
• M18: 21,500,505 km (0.092 R)
• M19: 22,907,473 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.2

Radius: 12.4

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.63 AU - 6.07 AU

Year: 9136 Days

Day: 13.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,178,554 km

• M1: 154,385 km (0.109 R)
• M2: 626,516 km (0.041 R)
• M3: 1,168,509 km (0.098 R)
• M4: 1,557,314 km (0.077 R)
• M5: 2,666,283 km (0.044 R)
• M6: 3,685,344 km (0.086 R)
• M7: 4,165,254 km (0.113 R)
• M8: 5,995,284 km (0.068 R)
• M9: 6,919,650 km (0.106 R)
• M10: 7,377,269 km (0.094 R)
• M11: 7,814,544 km (0.095 R)
• M12: 9,552,871 km (0.119 R)
• M13: 9,977,131 km (0.07 R)
• M14: 11,695,113 km (0.098 R)
• M15: 12,181,156 km (0.097 R)
• M16: 12,793,610 km (0.052 R)
• M17: 13,602,635 km (0.082 R)
• M18: 15,005,265 km (0.104 R)
• M19: 17,321,937 km (0.103 R)
• M20: 20,096,978 km (0.062 R)
• M21: 21,110,803 km (0.054 R)
• M22: 23,665,785 km (0.098 R)
• M23: 26,053,666 km (0.05 R)
• M24: 27,164,729 km (0.088 R)
• M25: 27,732,004 km (0.07 R)
• M26: 30,383,328 km (0.106 R)
• M27: 36,298,727 km (0.053 R)
• M28: 38,746,447 km (0.117 R)
• M29: 41,801,535 km (0.045 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 17,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit