🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.19 AU - 1.55 AU

Year: 716 Days

Day: 21.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.31 AU - 1.73 AU

Year: 836 Days

Day: 14.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,628,117 km

• M1: 110,852 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.99 AU - 2.69 AU

Year: 1597 Days

Day: 28.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,628,117 km

• M1: 777,311 km (0.107 R)
• M2: 875,746 km (0.028 R)

Asteroid Belt

Center: 2.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.7

Radius: 10.5

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.77 AU - 3.21 AU

Year: 2307 Days

Day: 9.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,628,117 km

• M1: 133,591 km (0.081 R)
• M2: 479,312 km (0.074 R)
• M3: 990,936 km (0.045 R)
• M4: 1,452,296 km (0.109 R)
• M5: 2,113,668 km (0.119 R)
• M6: 2,701,289 km (0.06 R)
• M7: 4,379,478 km (0.101 R)
• M8: 5,709,253 km (0.039 R)
• M9: 7,123,701 km (0.115 R)
• M10: 7,721,195 km (0.03 R)
• M11: 8,320,933 km (0.076 R)
• M12: 10,272,587 km (0.118 R)
• M13: 11,110,335 km (0.099 R)
• M14: 11,642,155 km (0.119 R)
• M15: 12,633,989 km (0.045 R)
• M16: 15,569,548 km (0.111 R)
• M17: 15,995,752 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.3

Radius: 12.2

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.77 AU - 4.09 AU

Year: 2835 Days

Day: 6.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,628,117 km

• M1: 250,726 km (0.061 R)
• M2: 667,207 km (0.109 R)
• M3: 1,324,988 km (0.097 R)
• M4: 2,332,380 km (0.073 R)
• M5: 3,080,669 km (0.053 R)
• M6: 3,584,963 km (0.078 R)
• M7: 4,760,803 km (0.076 R)
• M8: 5,282,002 km (0.119 R)
• M9: 7,173,367 km (0.079 R)
• M10: 8,090,253 km (0.033 R)
• M11: 8,862,327 km (0.061 R)
• M12: 9,947,510 km (0.039 R)

Asteroid Belt

Center: 4.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.7

Radius: 9.8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.51 AU - 4.77 AU

Year: 4460 Days

Day: 13.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,628,117 km

• M1: 122,521 km (0.088 R)
• M2: 506,688 km (0.099 R)
• M3: 1,153,549 km (0.095 R)
• M4: 1,470,248 km (0.112 R)
• M5: 2,022,414 km (0.081 R)
• M6: 2,639,654 km (0.086 R)
• M7: 3,839,429 km (0.086 R)
• M8: 4,967,248 km (0.087 R)
• M9: 5,397,790 km (0.081 R)
• M10: 5,736,779 km (0.099 R)
• M11: 6,060,060 km (0.086 R)
• M12: 7,581,470 km (0.069 R)
• M13: 7,935,419 km (0.043 R)
• M14: 10,732,002 km (0.119 R)
• M15: 14,233,190 km (0.05 R)
• M16: 15,048,199 km (0.083 R)
• M17: 17,434,585 km (0.103 R)
• M18: 18,878,354 km (0.079 R)
• M19: 23,462,032 km (0.085 R)
• M20: 24,139,711 km (0.072 R)
• M21: 24,598,527 km (0.113 R)
• M22: 24,907,746 km (0.051 R)
• M23: 25,850,961 km (0.043 R)
• M24: 26,654,900 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.4

Radius: 14.6

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.72 AU - 5.4 AU

Year: 5079 Days

Day: 13.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,628,117 km

• M1: 181,612 km (0.062 R)
• M2: 766,689 km (0.032 R)
• M3: 1,238,072 km (0.069 R)
• M4: 2,322,058 km (0.1 R)
• M5: 3,164,743 km (0.08 R)
• M6: 3,707,634 km (0.075 R)
• M7: 4,744,347 km (0.029 R)
• M8: 5,884,582 km (0.089 R)
• M9: 6,476,092 km (0.105 R)
• M10: 8,811,913 km (0.076 R)
• M11: 9,934,795 km (0.094 R)
• M12: 11,707,829 km (0.117 R)
• M13: 12,509,673 km (0.115 R)
• M14: 14,074,616 km (0.081 R)
• M15: 15,032,940 km (0.06 R)
• M16: 17,305,781 km (0.111 R)
• M17: 18,053,471 km (0.112 R)
• M18: 18,882,842 km (0.117 R)
• M19: 21,197,121 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.5

Radius: 8

Gravity: 14.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.9 AU - 10.12 AU

Year: 13087 Days

Day: 22 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,628,117 km

• M1: 99,483 km (0.034 R)
• M2: 383,270 km (0.091 R)
• M3: 908,807 km (0.082 R)
• M4: 1,909,168 km (0.115 R)
• M5: 2,188,617 km (0.106 R)
• M6: 2,626,041 km (0.096 R)
• M7: 3,196,159 km (0.11 R)
• M8: 3,703,894 km (0.062 R)
• M9: 4,516,659 km (0.052 R)
• M10: 5,816,814 km (0.074 R)
• M11: 6,491,052 km (0.102 R)
• M12: 6,741,179 km (0.072 R)
• M13: 11,673,870 km (0.093 R)
• M14: 16,043,773 km (0.097 R)
• M15: 16,348,355 km (0.12 R)
• M16: 23,283,712 km (0.078 R)
• M17: 25,590,511 km (0.073 R)
• M18: 32,559,677 km (0.077 R)
• M19: 34,670,503 km (0.086 R)
• M20: 35,824,202 km (0.074 R)
• M21: 41,979,107 km (0.112 R)
• M22: 43,142,380 km (0.06 R)
• M23: 43,880,197 km (0.053 R)
• M24: 48,326,545 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.5

Radius: 6.7

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 9.22 AU - 11.62 AU

Year: 15009 Days

Day: 22.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,628,117 km

• M1: 83,625 km (0.104 R)
• M2: 297,401 km (0.09 R)
• M3: 907,311 km (0.099 R)
• M4: 1,218,923 km (0.099 R)
• M5: 1,644,380 km (0.058 R)
• M6: 4,024,332 km (0.114 R)
• M7: 6,522,766 km (0.053 R)
• M8: 6,948,522 km (0.097 R)
• M9: 10,360,700 km (0.077 R)
• M10: 13,850,369 km (0.085 R)
• M11: 16,100,172 km (0.108 R)
• M12: 21,309,319 km (0.107 R)
• M13: 28,041,672 km (0.067 R)
• M14: 31,176,495 km (0.11 R)
• M15: 35,237,030 km (0.106 R)
• M16: 40,403,842 km (0.077 R)
• M17: 40,661,748 km (0.071 R)
• M18: 40,920,702 km (0.076 R)
• M19: 45,077,578 km (0.105 R)
• M20: 45,913,232 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 17,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit