🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.01 AU - 1.25 AU

Year: 462 Days

Day: 15.1 Hours

Environment

Temp: -7 °C

Axial Tilt: 42.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 62,812,066 km

• M1: 17,054 km (0.052 R)
• M2: 245,041 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.14 AU - 1.7 AU

Year: 651 Days

Day: 40.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.45 AU - 2.95 AU

Year: 1708 Days

Day: 14.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.69 AU - 2.89 AU

Year: 1794 Days

Day: 44.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,812,066 km

• M1: 391,797 km (0.064 R)
• M2: 1,341,295 km (0.095 R)

Asteroid Belt

Center: 6.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.7

Radius: 10.1

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.31 AU - 11.57 AU

Year: 12066 Days

Day: 5.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,812,066 km

• M1: 126,560 km (0.068 R)
• M2: 574,905 km (0.057 R)
• M3: 986,598 km (0.088 R)
• M4: 1,529,189 km (0.069 R)
• M5: 2,296,327 km (0.035 R)
• M6: 4,094,494 km (0.084 R)
• M7: 4,439,766 km (0.083 R)
• M8: 5,189,401 km (0.107 R)
• M9: 5,854,662 km (0.096 R)
• M10: 6,828,844 km (0.101 R)
• M11: 7,707,133 km (0.084 R)
• M12: 9,411,501 km (0.065 R)
• M13: 9,780,410 km (0.112 R)
• M14: 10,645,983 km (0.054 R)
• M15: 11,097,469 km (0.092 R)
• M16: 13,089,514 km (0.117 R)
• M17: 15,435,807 km (0.08 R)
• M18: 19,572,637 km (0.105 R)
• M19: 21,654,591 km (0.099 R)
• M20: 22,380,141 km (0.084 R)
• M21: 22,790,188 km (0.07 R)
• M22: 27,450,910 km (0.109 R)
• M23: 29,461,206 km (0.12 R)
• M24: 32,083,807 km (0.035 R)
• M25: 33,026,872 km (0.12 R)
• M26: 34,748,743 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.1

Radius: 5.9

Gravity: 27.61 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.04 AU - 18.68 AU

Year: 29060 Days

Day: 19 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,812,066 km

• M1: 73,453 km (0.115 R)
• M2: 354,098 km (0.115 R)
• M3: 834,307 km (0.036 R)
• M4: 1,084,734 km (0.1 R)
• M5: 1,545,496 km (0.081 R)
• M6: 1,759,271 km (0.086 R)
• M7: 2,059,963 km (0.055 R)
• M8: 2,654,913 km (0.105 R)
• M9: 3,552,052 km (0.098 R)
• M10: 5,649,713 km (0.052 R)
• M11: 7,654,923 km (0.084 R)
• M12: 8,221,749 km (0.036 R)
• M13: 9,249,337 km (0.095 R)
• M14: 14,389,370 km (0.102 R)
• M15: 16,239,148 km (0.112 R)
• M16: 23,192,307 km (0.092 R)
• M17: 23,543,114 km (0.029 R)
• M18: 25,973,482 km (0.026 R)
• M19: 26,351,815 km (0.075 R)
• M20: 32,187,328 km (0.096 R)
• M21: 32,623,855 km (0.068 R)
• M22: 33,064,421 km (0.085 R)
• M23: 37,529,468 km (0.088 R)
• M24: 40,832,589 km (0.097 R)
• M25: 53,302,918 km (0.108 R)
• M26: 56,615,913 km (0.105 R)
• M27: 60,946,771 km (0.052 R)
• M28: 61,169,073 km (0.09 R)
• M29: 63,420,521 km (0.113 R)
• M30: 68,566,987 km (0.119 R)
• M31: 69,774,242 km (0.053 R)
• M32: 71,241,498 km (0.037 R)
• M33: 74,237,644 km (0.087 R)
• M34: 74,745,080 km (0.061 R)
• M35: 79,416,124 km (0.108 R)
• M36: 89,908,769 km (0.118 R)
• M37: 94,887,685 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.2

Radius: 6.9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 16.26 AU - 20.52 AU

Year: 30363 Days

Day: 15.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,812,066 km

• M1: 86,617 km (0.037 R)
• M2: 388,506 km (0.091 R)
• M3: 1,101,639 km (0.106 R)
• M4: 1,762,562 km (0.108 R)
• M5: 2,402,093 km (0.073 R)
• M6: 3,393,628 km (0.108 R)
• M7: 4,833,358 km (0.094 R)
• M8: 7,109,938 km (0.093 R)
• M9: 7,739,895 km (0.111 R)
• M10: 9,477,324 km (0.112 R)
• M11: 11,459,496 km (0.053 R)
• M12: 13,499,712 km (0.086 R)
• M13: 14,253,536 km (0.077 R)
• M14: 15,326,451 km (0.102 R)
• M15: 16,995,964 km (0.119 R)
• M16: 17,632,054 km (0.112 R)
• M17: 19,121,001 km (0.117 R)
• M18: 21,971,888 km (0.12 R)
• M19: 25,401,120 km (0.06 R)
• M20: 30,197,527 km (0.099 R)
• M21: 35,435,846 km (0.101 R)
• M22: 37,663,658 km (0.106 R)
• M23: 39,016,920 km (0.082 R)
• M24: 45,206,233 km (0.116 R)
• M25: 48,453,703 km (0.064 R)
• M26: 61,504,023 km (0.087 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: 483 - 16,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit