🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.5 AU - 0.52 AU

Year: 163 Days

Day: 41.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.54 AU - 0.6 AU

Year: 192 Days

Day: 17.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.05 AU - 1.19 AU

Year: 529 Days

Day: 18.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.03 AU - 1.45 AU

Year: 616 Days

Day: 27.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.7

Radius: 9.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.25 AU - 3.09 AU

Year: 1947 Days

Day: 8 Hours

Environment

Temp: -151 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,190,956 km

• M1: 115,639 km (0.115 R)
• M2: 419,622 km (0.112 R)
• M3: 740,061 km (0.069 R)
• M4: 1,285,046 km (0.064 R)
• M5: 1,667,418 km (0.076 R)
• M6: 2,069,088 km (0.091 R)
• M7: 3,069,000 km (0.103 R)
• M8: 3,983,343 km (0.079 R)
• M9: 4,456,371 km (0.055 R)
• M10: 4,765,889 km (0.119 R)
• M11: 7,649,089 km (0.041 R)
• M12: 9,190,396 km (0.092 R)
• M13: 10,116,257 km (0.09 R)
• M14: 12,115,632 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.3

Radius: 13.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.2 AU - 3.4 AU

Year: 2091 Days

Day: 13.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,190,956 km

• M1: 169,195 km (0.077 R)
• M2: 690,693 km (0.114 R)
• M3: 1,241,513 km (0.112 R)
• M4: 1,792,482 km (0.079 R)
• M5: 2,588,342 km (0.116 R)
• M6: 3,644,653 km (0.109 R)
• M7: 4,067,865 km (0.049 R)
• M8: 4,648,754 km (0.084 R)
• M9: 5,330,621 km (0.111 R)
• M10: 6,078,461 km (0.119 R)
• M11: 6,758,682 km (0.038 R)
• M12: 7,431,125 km (0.094 R)
• M13: 10,614,567 km (0.072 R)
• M14: 11,139,207 km (0.113 R)
• M15: 11,642,005 km (0.074 R)
• M16: 12,944,255 km (0.053 R)
• M17: 13,500,161 km (0.108 R)
• M18: 14,072,073 km (0.079 R)
• M19: 15,030,098 km (0.052 R)
• M20: 16,226,582 km (0.099 R)
• M21: 16,722,798 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 11.1

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.44 AU - 3.7 AU

Year: 2400 Days

Day: 13.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,190,956 km

• M1: 138,079 km (0.093 R)
• M2: 503,397 km (0.088 R)
• M3: 1,068,129 km (0.088 R)
• M4: 1,790,836 km (0.097 R)
• M5: 2,621,254 km (0.097 R)
• M6: 3,117,470 km (0.075 R)
• M7: 4,176,473 km (0.101 R)
• M8: 5,523,752 km (0.089 R)
• M9: 8,114,488 km (0.113 R)
• M10: 10,814,580 km (0.111 R)
• M11: 11,634,675 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.5

Radius: 5.5

Gravity: 12.18 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.61 AU - 11.45 AU

Year: 14174 Days

Day: 24 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,190,956 km

• M1: 72,106 km (0.03 R)
• M2: 285,134 km (0.109 R)
• M3: 543,040 km (0.116 R)
• M4: 835,953 km (0.116 R)
• M5: 1,266,496 km (0.111 R)
• M6: 1,999,076 km (0.116 R)
• M7: 2,303,508 km (0.114 R)
• M8: 2,893,522 km (0.098 R)
• M9: 7,506,522 km (0.036 R)
• M10: 8,695,077 km (0.084 R)
• M11: 10,520,470 km (0.083 R)
• M12: 11,000,380 km (0.048 R)
• M13: 11,328,299 km (0.098 R)
• M14: 12,061,179 km (0.115 R)
• M15: 13,621,036 km (0.105 R)
• M16: 15,788,260 km (0.071 R)
• M17: 16,135,477 km (0.082 R)
• M18: 17,281,097 km (0.11 R)
• M19: 18,326,936 km (0.117 R)
• M20: 23,830,791 km (0.093 R)
• M21: 25,885,219 km (0.068 R)
• M22: 26,758,571 km (0.079 R)
• M23: 27,852,580 km (0.107 R)
• M24: 28,257,691 km (0.099 R)
• M25: 29,391,942 km (0.083 R)
• M26: 31,531,641 km (0.11 R)
• M27: 31,971,608 km (0.05 R)
• M28: 33,544,031 km (0.069 R)
• M29: 33,887,508 km (0.097 R)
• M30: 39,580,455 km (0.114 R)
• M31: 41,655,078 km (0.079 R)
• M32: 42,987,846 km (0.112 R)
• M33: 47,876,555 km (0.092 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 12,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit