🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.7 AU - 1.14 AU

Year: 309 Days

Day: 21.9 Hours

Environment

Temp: 186 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,149,946 km

• M1: 753,973 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.94 AU - 1.34 AU

Year: 426 Days

Day: 46.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 138.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 63,149,946 km

• M1: 851,511 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.28 AU - 1.3 AU

Year: 513 Days

Day: 47.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.54 AU - 1.88 AU

Year: 782 Days

Day: 46.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 13

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.31 AU - 7.73 AU

Year: 5824 Days

Day: 9.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,149,946 km

• M1: 162,314 km (0.08 R)
• M2: 690,245 km (0.112 R)
• M3: 1,388,867 km (0.055 R)
• M4: 2,006,407 km (0.077 R)
• M5: 3,157,263 km (0.071 R)
• M6: 3,887,899 km (0.027 R)
• M7: 5,042,047 km (0.113 R)
• M8: 6,262,765 km (0.113 R)
• M9: 8,650,347 km (0.074 R)
• M10: 13,370,010 km (0.025 R)
• M11: 14,259,669 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.7

Radius: 12.8

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.09 AU - 8.79 AU

Year: 8578 Days

Day: 5.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,149,946 km

• M1: 159,172 km (0.115 R)
• M2: 647,160 km (0.118 R)
• M3: 1,150,108 km (0.062 R)
• M4: 1,842,148 km (0.04 R)
• M5: 2,250,850 km (0.043 R)
• M6: 3,620,268 km (0.059 R)
• M7: 4,244,391 km (0.074 R)
• M8: 4,968,744 km (0.113 R)
• M9: 5,774,029 km (0.11 R)
• M10: 8,589,162 km (0.033 R)
• M11: 11,112,878 km (0.116 R)
• M12: 13,799,207 km (0.059 R)
• M13: 14,457,138 km (0.08 R)
• M14: 15,136,013 km (0.101 R)
• M15: 15,642,851 km (0.049 R)
• M16: 17,506,990 km (0.12 R)
• M17: 18,492,690 km (0.05 R)
• M18: 20,962,402 km (0.084 R)
• M19: 25,912,894 km (0.053 R)
• M20: 27,099,953 km (0.064 R)
• M21: 29,093,644 km (0.093 R)
• M22: 29,582,381 km (0.078 R)
• M23: 35,994,893 km (0.1 R)
• M24: 36,671,824 km (0.049 R)
• M25: 38,284,040 km (0.106 R)
• M26: 40,304,808 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.1

Radius: 8.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.94 AU - 10.24 AU

Year: 9588 Days

Day: 8 Hours

Environment

Temp: -165 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,149,946 km

• M1: 104,419 km (0.11 R)
• M2: 622,477 km (0.116 R)
• M3: 991,684 km (0.085 R)
• M4: 3,161,751 km (0.116 R)
• M5: 3,882,514 km (0.053 R)
• M6: 4,497,660 km (0.111 R)
• M7: 4,828,870 km (0.114 R)
• M8: 5,330,172 km (0.092 R)
• M9: 7,822,921 km (0.086 R)
• M10: 8,408,448 km (0.083 R)
• M11: 9,551,076 km (0.12 R)
• M12: 10,463,473 km (0.094 R)
• M13: 12,645,358 km (0.093 R)
• M14: 13,259,009 km (0.026 R)
• M15: 15,271,699 km (0.051 R)
• M16: 18,063,644 km (0.087 R)
• M17: 21,909,207 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.5

Radius: 12.7

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.46 AU - 11.34 AU

Year: 11733 Days

Day: 7.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,149,946 km

• M1: 158,275 km (0.053 R)
• M2: 808,427 km (0.063 R)
• M3: 2,091,229 km (0.101 R)
• M4: 7,329,248 km (0.056 R)
• M5: 12,307,866 km (0.078 R)
• M6: 21,989,989 km (0.081 R)
• M7: 24,544,822 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.3

Radius: 6.9

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 14.3 AU - 19.12 AU

Year: 23897 Days

Day: 15.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,149,946 km

• M1: 85,869 km (0.084 R)
• M2: 302,936 km (0.071 R)
• M3: 582,833 km (0.058 R)
• M4: 946,805 km (0.057 R)
• M5: 1,875,060 km (0.076 R)
• M6: 2,859,862 km (0.077 R)
• M7: 7,734,659 km (0.119 R)
• M8: 8,599,783 km (0.096 R)
• M9: 9,316,058 km (0.117 R)
• M10: 15,115,818 km (0.042 R)
• M11: 20,893,138 km (0.098 R)
• M12: 21,996,123 km (0.118 R)
• M13: 34,984,659 km (0.117 R)
• M14: 35,885,088 km (0.062 R)
• M15: 42,624,173 km (0.118 R)
• M16: 50,485,392 km (0.11 R)
• M17: 57,464,880 km (0.076 R)
• M18: 57,820,923 km (0.111 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 10,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit