🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.49 AU - 0.57 AU

Year: 144 Days

Day: 37.5 Hours

Environment

Temp: 198 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,833,213 km

• M1: 62,981 km (0.084 R)
• M2: 84,523 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.69 AU - 1.09 AU

Year: 313 Days

Day: 39.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,833,213 km

• M1: 15,259 km (0.074 R)
• M2: 25,432 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.78 AU - 1.12 AU

Year: 345 Days

Day: 33.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,833,213 km

• M1: 245,490 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.85 AU - 1.95 AU

Year: 976 Days

Day: 15.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.84 AU - 4.62 AU

Year: 3243 Days

Day: 37.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.21 AU - 5.31 AU

Year: 3278 Days

Day: 13.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,833,213 km

• M1: 523,144 km (0.104 R)

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.4

Radius: 13.5

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.46 AU - 6.56 AU

Year: 5492 Days

Day: 14.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,833,213 km

• M1: 168,148 km (0.099 R)
• M2: 676,631 km (0.099 R)
• M3: 1,168,359 km (0.11 R)
• M4: 1,917,246 km (0.044 R)
• M5: 3,738,301 km (0.069 R)
• M6: 4,352,849 km (0.044 R)
• M7: 8,064,971 km (0.115 R)
• M8: 10,087,983 km (0.051 R)
• M9: 11,107,492 km (0.102 R)
• M10: 18,657,697 km (0.059 R)
• M11: 23,657,706 km (0.081 R)
• M12: 25,762,399 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.3

Radius: 13.6

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.19 AU - 10.43 AU

Year: 9748 Days

Day: 7.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,833,213 km

• M1: 169,195 km (0.09 R)
• M2: 693,237 km (0.054 R)
• M3: 1,214,286 km (0.093 R)
• M4: 1,772,585 km (0.115 R)
• M5: 2,232,000 km (0.1 R)
• M6: 2,998,839 km (0.068 R)
• M7: 3,468,427 km (0.113 R)
• M8: 5,662,878 km (0.047 R)
• M9: 6,603,699 km (0.081 R)
• M10: 7,248,017 km (0.09 R)
• M11: 8,840,636 km (0.042 R)
• M12: 10,254,485 km (0.116 R)
• M13: 13,767,193 km (0.098 R)
• M14: 14,948,118 km (0.05 R)
• M15: 21,721,162 km (0.077 R)
• M16: 22,469,151 km (0.096 R)
• M17: 26,940,931 km (0.097 R)
• M18: 32,080,366 km (0.087 R)
• M19: 34,486,348 km (0.111 R)
• M20: 35,049,584 km (0.103 R)
• M21: 35,848,287 km (0.096 R)
• M22: 36,310,096 km (0.104 R)
• M23: 37,600,826 km (0.12 R)
• M24: 42,681,619 km (0.099 R)
• M25: 44,118,955 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.8

Radius: 7.2

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 12.77 AU - 18.69 AU

Year: 23257 Days

Day: 17.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,833,213 km

• M1: 91,105 km (0.089 R)
• M2: 560,244 km (0.082 R)
• M3: 795,113 km (0.115 R)
• M4: 1,150,557 km (0.052 R)
• M5: 1,574,667 km (0.066 R)
• M6: 2,225,568 km (0.08 R)
• M7: 2,517,583 km (0.092 R)
• M8: 2,809,598 km (0.051 R)
• M9: 4,079,534 km (0.072 R)
• M10: 6,552,088 km (0.069 R)
• M11: 6,825,702 km (0.117 R)
• M12: 7,202,539 km (0.035 R)
• M13: 11,243,776 km (0.076 R)
• M14: 12,106,507 km (0.097 R)
• M15: 13,888,517 km (0.118 R)
• M16: 15,757,144 km (0.083 R)
• M17: 17,611,858 km (0.118 R)
• M18: 20,562,527 km (0.11 R)
• M19: 21,648,457 km (0.112 R)
• M20: 26,261,607 km (0.105 R)
• M21: 28,253,054 km (0.093 R)
• M22: 28,979,352 km (0.108 R)
• M23: 32,798,286 km (0.029 R)
• M24: 33,197,712 km (0.111 R)
• M25: 33,870,604 km (0.111 R)
• M26: 37,808,019 km (0.107 R)
• M27: 38,100,334 km (0.077 R)
• M28: 38,838,001 km (0.049 R)
• M29: 47,590,374 km (0.104 R)
• M30: 48,445,625 km (0.115 R)
• M31: 53,242,331 km (0.096 R)
• M32: 58,346,311 km (0.078 R)
• M33: 59,325,878 km (0.111 R)
• M34: 62,738,654 km (0.104 R)
• M35: 66,918,568 km (0.073 R)
• M36: 70,393,428 km (0.076 R)
• M37: 71,057,941 km (0.086 R)
• M38: 72,174,989 km (0.106 R)
• M39: 72,399,834 km (0.098 R)
• M40: 79,123,959 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.2

Radius: 3.7

Gravity: 29.67 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 15.81 AU - 20.61 AU

Year: 28968 Days

Day: 22.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 81,833,213 km

• M1: 46,076 km (0.084 R)
• M2: 194,477 km (0.05 R)
• M3: 893,398 km (0.077 R)
• M4: 1,673,851 km (0.101 R)
• M5: 2,276,431 km (0.091 R)
• M6: 2,602,405 km (0.08 R)
• M7: 4,222,400 km (0.098 R)
• M8: 4,749,732 km (0.088 R)
• M9: 5,010,332 km (0.113 R)
• M10: 5,319,700 km (0.062 R)
• M11: 5,479,172 km (0.11 R)
• M12: 8,756,113 km (0.116 R)
• M13: 9,550,926 km (0.039 R)
• M14: 10,330,930 km (0.053 R)
• M15: 11,348,046 km (0.042 R)
• M16: 11,479,692 km (0.1 R)
• M17: 12,640,422 km (0.054 R)
• M18: 17,712,089 km (0.105 R)
• M19: 18,793,382 km (0.105 R)
• M20: 21,385,764 km (0.111 R)
• M21: 21,992,533 km (0.088 R)
• M22: 24,424,994 km (0.091 R)
• M23: 25,536,357 km (0.062 R)
• M24: 26,449,352 km (0.072 R)
• M25: 26,564,842 km (0.105 R)
• M26: 27,502,222 km (0.088 R)
• M27: 28,948,983 km (0.04 R)
• M28: 29,318,490 km (0.034 R)
• M29: 34,000,903 km (0.098 R)
• M30: 38,858,346 km (0.104 R)
• M31: 44,647,784 km (0.085 R)
• M32: 45,306,014 km (0.117 R)
• M33: 49,392,430 km (0.077 R)
• M34: 49,919,912 km (0.086 R)
• M35: 66,684,597 km (0.067 R)
• M36: 71,281,291 km (0.095 R)
• M37: 72,180,225 km (0.026 R)
• M38: 72,632,459 km (0.037 R)
• M39: 73,542,612 km (0.077 R)
• M40: 77,023,456 km (0.109 R)
• M41: 78,924,097 km (0.119 R)
• M42: 81,588,136 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 19,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit