🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.62 AU - 0.88 AU

Year: 238 Days

Day: 26 Hours

Environment

Temp: 155 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.72 AU - 0.84 AU

Year: 253 Days

Day: 19 Hours

Environment

Temp: 189 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,947,970 km

• M1: 70,161 km (0.107 R)
• M2: 524,640 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.96 AU - 1.28 AU

Year: 435 Days

Day: 37.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 41.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,947,970 km

• M1: 35,305 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.37 AU - 1.93 AU

Year: 778 Days

Day: 14 Hours

Environment

Temp: -56 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.43 AU - 2.15 AU

Year: 879 Days

Day: 41.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68

Radius: 9.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.99 AU - 6.17 AU

Year: 4839 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,947,970 km

• M1: 120,875 km (0.072 R)
• M2: 900,430 km (0.105 R)
• M3: 1,755,082 km (0.031 R)
• M4: 2,116,361 km (0.069 R)
• M5: 2,766,065 km (0.092 R)
• M6: 3,289,807 km (0.084 R)
• M7: 4,235,116 km (0.06 R)
• M8: 4,851,309 km (0.066 R)
• M9: 5,287,387 km (0.116 R)
• M10: 5,794,973 km (0.056 R)
• M11: 8,565,226 km (0.083 R)
• M12: 9,550,627 km (0.108 R)
• M13: 10,473,197 km (0.064 R)
• M14: 10,956,249 km (0.038 R)
• M15: 11,599,071 km (0.079 R)
• M16: 12,304,724 km (0.09 R)
• M17: 13,077,995 km (0.05 R)
• M18: 13,557,307 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.8

Radius: 13.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.64 AU - 8.86 AU

Year: 8699 Days

Day: 10.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,947,970 km

• M1: 173,982 km (0.084 R)
• M2: 669,899 km (0.036 R)
• M3: 1,298,360 km (0.09 R)
• M4: 2,110,676 km (0.096 R)
• M5: 3,063,764 km (0.075 R)
• M6: 4,536,555 km (0.092 R)
• M7: 5,259,861 km (0.112 R)
• M8: 6,090,129 km (0.085 R)
• M9: 6,903,643 km (0.107 R)
• M10: 11,466,677 km (0.056 R)
• M11: 12,707,890 km (0.074 R)
• M12: 13,494,476 km (0.062 R)
• M13: 14,147,022 km (0.12 R)
• M14: 17,794,966 km (0.099 R)
• M15: 20,573,148 km (0.087 R)
• M16: 23,785,164 km (0.109 R)
• M17: 24,337,928 km (0.084 R)
• M18: 31,280,316 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.5

Radius: 13.2

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.12 AU - 12.38 AU

Year: 12046 Days

Day: 10.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,947,970 km

• M1: 165,754 km (0.084 R)
• M2: 669,002 km (0.097 R)
• M3: 1,162,824 km (0.113 R)
• M4: 2,598,066 km (0.079 R)
• M5: 3,171,475 km (0.116 R)
• M6: 4,202,803 km (0.047 R)
• M7: 4,768,731 km (0.119 R)
• M8: 5,697,136 km (0.115 R)
• M9: 6,958,994 km (0.097 R)
• M10: 8,234,764 km (0.117 R)
• M11: 10,313,726 km (0.1 R)
• M12: 11,246,170 km (0.098 R)
• M13: 12,612,447 km (0.116 R)
• M14: 13,054,359 km (0.081 R)
• M15: 14,622,893 km (0.084 R)
• M16: 15,483,978 km (0.075 R)
• M17: 16,772,614 km (0.1 R)
• M18: 17,240,107 km (0.1 R)
• M19: 19,562,465 km (0.102 R)
• M20: 20,380,915 km (0.099 R)
• M21: 28,521,881 km (0.032 R)
• M22: 29,768,480 km (0.119 R)
• M23: 32,576,582 km (0.098 R)
• M24: 33,621,074 km (0.12 R)
• M25: 36,218,542 km (0.091 R)
• M26: 37,113,287 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.5

Radius: 6.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 14.43 AU - 20.43 AU

Year: 26713 Days

Day: 24.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,947,970 km

• M1: 82,428 km (0.11 R)
• M2: 296,353 km (0.119 R)
• M3: 666,459 km (0.096 R)
• M4: 2,316,224 km (0.104 R)
• M5: 3,693,871 km (0.093 R)
• M6: 4,681,516 km (0.095 R)
• M7: 5,966,113 km (0.071 R)
• M8: 6,618,210 km (0.115 R)
• M9: 6,906,485 km (0.073 R)
• M10: 8,946,401 km (0.096 R)
• M11: 13,469,493 km (0.064 R)
• M12: 13,758,067 km (0.082 R)
• M13: 16,412,382 km (0.06 R)
• M14: 19,171,117 km (0.08 R)
• M15: 21,747,042 km (0.093 R)
• M16: 23,950,170 km (0.097 R)
• M17: 28,132,628 km (0.053 R)
• M18: 29,660,620 km (0.086 R)
• M19: 32,055,084 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 20,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit