🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.47 AU - 0.63 AU

Year: 148 Days

Day: 46.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.76 AU - 0.78 AU

Year: 244 Days

Day: 44.1 Hours

Environment

Temp: 191 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,798,534 km

• M1: 503,846 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.74 AU - 0.84 AU

Year: 254 Days

Day: 12.6 Hours

Environment

Temp: 151 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.73 AU - 3.47 AU

Year: 1974 Days

Day: 31.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.05 AU - 3.35 AU

Year: 2070 Days

Day: 41.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.1

Radius: 10.4

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.35 AU - 5.97 AU

Year: 4870 Days

Day: 13.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,798,534 km

• M1: 129,701 km (0.097 R)
• M2: 569,369 km (0.073 R)
• M3: 897,438 km (0.057 R)
• M4: 2,014,186 km (0.104 R)
• M5: 3,090,991 km (0.044 R)
• M6: 4,021,340 km (0.064 R)
• M7: 4,613,748 km (0.064 R)
• M8: 7,005,519 km (0.075 R)
• M9: 7,899,964 km (0.105 R)
• M10: 8,752,971 km (0.111 R)
• M11: 9,914,748 km (0.089 R)
• M12: 11,635,274 km (0.055 R)
• M13: 13,546,536 km (0.104 R)
• M14: 14,227,805 km (0.056 R)
• M15: 15,208,568 km (0.083 R)
• M16: 15,545,313 km (0.086 R)
• M17: 16,059,780 km (0.075 R)
• M18: 17,609,913 km (0.099 R)
• M19: 19,388,482 km (0.077 R)
• M20: 21,005,785 km (0.056 R)
• M21: 26,395,348 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.3

Radius: 11.9

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.6 AU - 7.9 AU

Year: 7060 Days

Day: 6.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,798,534 km

• M1: 148,551 km (0.099 R)
• M2: 580,739 km (0.059 R)
• M3: 993,031 km (0.118 R)
• M4: 1,519,017 km (0.038 R)
• M5: 2,210,757 km (0.09 R)
• M6: 2,705,477 km (0.118 R)
• M7: 3,360,866 km (0.034 R)
• M8: 3,846,610 km (0.063 R)
• M9: 4,432,286 km (0.072 R)
• M10: 4,989,239 km (0.045 R)
• M11: 5,686,963 km (0.111 R)
• M12: 6,945,231 km (0.118 R)
• M13: 7,428,731 km (0.09 R)
• M14: 8,673,236 km (0.095 R)
• M15: 9,912,505 km (0.088 R)
• M16: 10,526,604 km (0.119 R)
• M17: 12,306,519 km (0.073 R)
• M18: 14,758,129 km (0.077 R)
• M19: 18,985,316 km (0.1 R)
• M20: 20,156,219 km (0.097 R)
• M21: 21,843,982 km (0.109 R)
• M22: 23,790,699 km (0.06 R)
• M23: 27,196,594 km (0.1 R)
• M24: 29,159,019 km (0.106 R)
• M25: 30,028,332 km (0.109 R)
• M26: 31,314,425 km (0.12 R)
• M27: 31,717,441 km (0.09 R)
• M28: 32,123,899 km (0.116 R)
• M29: 37,389,594 km (0.12 R)
• M30: 38,071,461 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.5

Radius: 10

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.95 AU - 9.91 AU

Year: 10473 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,798,534 km

• M1: 124,316 km (0.115 R)
• M2: 790,026 km (0.038 R)
• M3: 1,122,283 km (0.087 R)
• M4: 2,233,347 km (0.052 R)
• M5: 3,573,594 km (0.116 R)
• M6: 5,898,195 km (0.072 R)
• M7: 7,433,069 km (0.088 R)
• M8: 7,745,729 km (0.106 R)
• M9: 8,397,527 km (0.085 R)
• M10: 8,823,133 km (0.08 R)
• M11: 9,857,004 km (0.111 R)
• M12: 10,919,597 km (0.089 R)
• M13: 12,164,102 km (0.042 R)
• M14: 12,709,536 km (0.109 R)
• M15: 16,136,225 km (0.106 R)
• M16: 16,529,368 km (0.09 R)
• M17: 16,996,113 km (0.092 R)
• M18: 17,747,394 km (0.054 R)
• M19: 18,096,106 km (0.027 R)
• M20: 24,748,125 km (0.092 R)
• M21: 25,891,203 km (0.053 R)
• M22: 28,093,433 km (0.108 R)
• M23: 28,472,215 km (0.11 R)
• M24: 28,854,437 km (0.075 R)
• M25: 31,422,883 km (0.101 R)
• M26: 32,242,829 km (0.07 R)
• M27: 34,788,536 km (0.11 R)
• M28: 38,271,324 km (0.047 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 19,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit