🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.55 AU - 0.63 AU

Year: 164 Days

Day: 35.8 Hours

Environment

Temp: 217 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.83 AU - 1.27 AU

Year: 389 Days

Day: 33.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.81 AU - 1.31 AU

Year: 395 Days

Day: 40 Hours

Environment

Temp: 28 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.83 AU - 2.09 AU

Year: 992 Days

Day: 20.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,360,587 km

• M1: 356,342 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.73 AU - 3.13 AU

Year: 1814 Days

Day: 22.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 127.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.1

Radius: 10.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.21 AU - 7.43 AU

Year: 5746 Days

Day: 6.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,360,587 km

• M1: 136,732 km (0.085 R)
• M2: 594,352 km (0.047 R)
• M3: 1,079,199 km (0.096 R)
• M4: 1,761,365 km (0.097 R)
• M5: 2,151,217 km (0.084 R)
• M6: 2,811,692 km (0.109 R)
• M7: 4,171,088 km (0.049 R)
• M8: 4,535,658 km (0.06 R)
• M9: 5,815,318 km (0.101 R)
• M10: 7,128,189 km (0.075 R)
• M11: 7,991,668 km (0.091 R)
• M12: 8,923,363 km (0.081 R)
• M13: 9,966,061 km (0.119 R)
• M14: 11,088,194 km (0.105 R)
• M15: 13,780,507 km (0.076 R)
• M16: 14,594,020 km (0.094 R)
• M17: 16,260,690 km (0.076 R)
• M18: 17,401,224 km (0.037 R)
• M19: 19,461,337 km (0.086 R)
• M20: 20,485,035 km (0.119 R)
• M21: 22,224,559 km (0.075 R)
• M22: 24,571,450 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.9

Radius: 9.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.23 AU - 9.67 AU

Year: 8107 Days

Day: 12 Hours

Environment

Temp: -156 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,360,587 km

• M1: 123,119 km (0.054 R)
• M2: 456,872 km (0.032 R)
• M3: 764,744 km (0.116 R)
• M4: 1,163,423 km (0.065 R)
• M5: 1,604,437 km (0.102 R)
• M6: 2,097,512 km (0.086 R)
• M7: 3,099,668 km (0.109 R)
• M8: 4,939,572 km (0.063 R)
• M9: 6,136,505 km (0.063 R)
• M10: 6,754,942 km (0.115 R)
• M11: 7,079,420 km (0.078 R)
• M12: 8,633,144 km (0.094 R)
• M13: 9,611,214 km (0.101 R)
• M14: 10,064,197 km (0.047 R)
• M15: 11,236,894 km (0.074 R)
• M16: 12,595,393 km (0.049 R)
• M17: 12,939,169 km (0.111 R)
• M18: 13,645,420 km (0.03 R)
• M19: 14,861,202 km (0.068 R)
• M20: 15,356,072 km (0.119 R)
• M21: 15,861,862 km (0.074 R)
• M22: 17,145,262 km (0.1 R)
• M23: 18,308,236 km (0.1 R)
• M24: 23,415,657 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.8

Radius: 8.5

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.53 AU - 9.85 AU

Year: 8476 Days

Day: 14.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,360,587 km

• M1: 105,915 km (0.114 R)
• M2: 419,024 km (0.104 R)
• M3: 761,603 km (0.069 R)
• M4: 1,326,784 km (0.118 R)
• M5: 1,774,231 km (0.086 R)
• M6: 2,098,858 km (0.095 R)
• M7: 2,555,880 km (0.11 R)
• M8: 2,828,597 km (0.105 R)
• M9: 3,252,258 km (0.094 R)
• M10: 3,693,422 km (0.108 R)
• M11: 4,200,409 km (0.039 R)
• M12: 5,672,003 km (0.099 R)
• M13: 6,208,162 km (0.101 R)
• M14: 7,577,431 km (0.093 R)
• M15: 10,209,307 km (0.081 R)
• M16: 12,159,913 km (0.088 R)
• M17: 12,994,071 km (0.096 R)
• M18: 13,571,070 km (0.082 R)
• M19: 13,985,157 km (0.118 R)
• M20: 17,816,508 km (0.054 R)
• M21: 18,384,681 km (0.109 R)
• M22: 20,009,613 km (0.119 R)
• M23: 22,213,489 km (0.061 R)
• M24: 24,574,293 km (0.09 R)
• M25: 24,924,651 km (0.108 R)
• M26: 30,790,982 km (0.042 R)
• M27: 32,336,926 km (0.093 R)
• M28: 32,969,576 km (0.064 R)
• M29: 33,826,023 km (0.084 R)
• M30: 34,477,821 km (0.118 R)
• M31: 36,144,342 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.8

Radius: 7.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 19.29 AU - 19.79 AU

Year: 31238 Days

Day: 18.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,360,587 km

• M1: 98,286 km (0.091 R)
• M2: 374,593 km (0.103 R)
• M3: 648,806 km (0.107 R)
• M4: 976,425 km (0.102 R)
• M5: 1,264,252 km (0.072 R)
• M6: 1,678,039 km (0.072 R)
• M7: 1,975,889 km (0.11 R)
• M8: 3,937,416 km (0.099 R)
• M9: 4,398,925 km (0.055 R)
• M10: 5,390,759 km (0.043 R)
• M11: 9,085,976 km (0.049 R)
• M12: 9,425,863 km (0.111 R)
• M13: 10,312,679 km (0.082 R)
• M14: 13,598,147 km (0.088 R)
• M15: 17,608,866 km (0.08 R)
• M16: 17,960,272 km (0.113 R)
• M17: 19,134,615 km (0.117 R)
• M18: 21,040,043 km (0.099 R)
• M19: 23,915,314 km (0.102 R)
• M20: 25,783,343 km (0.098 R)
• M21: 29,436,223 km (0.079 R)
• M22: 31,193,550 km (0.095 R)
• M23: 32,359,515 km (0.079 R)
• M24: 34,094,552 km (0.056 R)
• M25: 41,346,907 km (0.079 R)
• M26: 54,422,658 km (0.107 R)
• M27: 57,063,061 km (0.104 R)
• M28: 59,000,503 km (0.085 R)
• M29: 63,005,986 km (0.073 R)
• M30: 74,948,832 km (0.065 R)
• M31: 78,212,908 km (0.072 R)
• M32: 78,924,545 km (0.082 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 11,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit