🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.45 AU - 0.59 AU

Year: 143 Days

Day: 36.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.51 AU - 0.83 AU

Year: 209 Days

Day: 34.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 65,628,544 km

• M1: 19,897 km (0.049 R)
• M2: 57,146 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.86 AU - 4.16 AU

Year: 2504 Days

Day: 22.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.8

Radius: 11

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.08 AU - 4.58 AU

Year: 3431 Days

Day: 13.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,628,544 km

• M1: 137,929 km (0.073 R)
• M2: 989,440 km (0.08 R)
• M3: 2,407,030 km (0.093 R)
• M4: 3,856,783 km (0.09 R)
• M5: 4,536,406 km (0.111 R)
• M6: 5,093,060 km (0.075 R)
• M7: 6,655,759 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.6

Radius: 9.9

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.88 AU - 8.14 AU

Year: 7068 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,628,544 km

• M1: 123,119 km (0.119 R)
• M2: 490,980 km (0.081 R)
• M3: 816,206 km (0.036 R)
• M4: 1,302,249 km (0.11 R)
• M5: 2,030,641 km (0.06 R)
• M6: 4,771,274 km (0.113 R)
• M7: 11,065,306 km (0.051 R)
• M8: 11,570,947 km (0.066 R)
• M9: 13,854,408 km (0.095 R)
• M10: 26,248,442 km (0.11 R)
• M11: 28,493,757 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.1

Radius: 3.8

Gravity: 39.62 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.43 AU - 14.13 AU

Year: 18429 Days

Day: 19.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,628,544 km

• M1: 55,202 km (0.107 R)
• M2: 176,525 km (0.095 R)
• M3: 319,840 km (0.097 R)
• M4: 483,500 km (0.041 R)
• M5: 648,656 km (0.097 R)
• M6: 904,918 km (0.079 R)
• M7: 1,323,343 km (0.079 R)
• M8: 2,855,823 km (0.118 R)
• M9: 3,537,690 km (0.103 R)
• M10: 4,386,658 km (0.084 R)
• M11: 6,392,167 km (0.103 R)
• M12: 7,927,042 km (0.112 R)
• M13: 8,371,048 km (0.109 R)
• M14: 9,147,760 km (0.082 R)
• M15: 11,083,706 km (0.106 R)
• M16: 11,890,936 km (0.093 R)
• M17: 15,818,928 km (0.11 R)
• M18: 18,753,888 km (0.08 R)
• M19: 19,275,985 km (0.043 R)
• M20: 19,540,623 km (0.114 R)
• M21: 27,746,366 km (0.092 R)
• M22: 36,482,732 km (0.116 R)
• M23: 37,706,293 km (0.06 R)
• M24: 40,956,755 km (0.029 R)
• M25: 41,102,165 km (0.096 R)
• M26: 46,727,793 km (0.119 R)
• M27: 51,649,263 km (0.06 R)
• M28: 53,190,271 km (0.075 R)
• M29: 57,814,042 km (0.086 R)
• M30: 61,929,928 km (0.075 R)
• M31: 65,439,195 km (0.092 R)
• M32: 65,638,011 km (0.096 R)
• M33: 67,647,858 km (0.062 R)
• M34: 67,851,012 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.9

Radius: 6.2

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 12.77 AU - 15.71 AU

Year: 20463 Days

Day: 17.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,628,544 km

• M1: 83,924 km (0.112 R)
• M2: 2,068,041 km (0.086 R)
• M3: 3,397,517 km (0.117 R)
• M4: 3,617,576 km (0.045 R)
• M5: 3,906,000 km (0.099 R)
• M6: 4,117,083 km (0.057 R)
• M7: 4,628,109 km (0.097 R)
• M8: 4,968,444 km (0.067 R)
• M9: 6,090,429 km (0.106 R)
• M10: 7,741,989 km (0.12 R)
• M11: 8,469,334 km (0.036 R)
• M12: 9,616,899 km (0.087 R)
• M13: 10,746,961 km (0.117 R)
• M14: 11,222,982 km (0.064 R)
• M15: 11,589,048 km (0.077 R)
• M16: 11,837,380 km (0.054 R)
• M17: 12,933,185 km (0.108 R)
• M18: 13,200,666 km (0.093 R)
• M19: 13,677,434 km (0.029 R)
• M20: 14,665,229 km (0.055 R)
• M21: 20,688,638 km (0.064 R)
• M22: 22,178,034 km (0.056 R)
• M23: 23,242,572 km (0.032 R)
• M24: 25,999,212 km (0.045 R)
• M25: 27,510,899 km (0.097 R)
• M26: 30,003,499 km (0.092 R)
• M27: 37,288,316 km (0.113 R)
• M28: 37,558,640 km (0.053 R)
• M29: 39,487,405 km (0.104 R)
• M30: 41,481,246 km (0.119 R)
• M31: 46,288,872 km (0.099 R)
• M32: 49,637,770 km (0.104 R)
• M33: 49,964,941 km (0.113 R)
• M34: 51,121,183 km (0.12 R)
• M35: 52,974,102 km (0.059 R)
• M36: 54,176,270 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 11,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit