🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.65 AU - 0.77 AU

Year: 221 Days

Day: 46.6 Hours

Environment

Temp: 152 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.74 AU - 0.78 AU

Year: 244 Days

Day: 16 Hours

Environment

Temp: 108 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.83 AU - 1.19 AU

Year: 375 Days

Day: 23 Hours

Environment

Temp: 38 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.81 AU - 2.17 AU

Year: 1036 Days

Day: 40 Hours

Environment

Temp: -75 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,435,715 km

• M1: 164,109 km (0.032 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.64 AU - 3.12 AU

Year: 1803 Days

Day: 33.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.1

Radius: 9.9

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.54 AU - 7.14 AU

Year: 5207 Days

Day: 9.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 160.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,435,715 km

• M1: 123,119 km (0.089 R)
• M2: 434,731 km (0.116 R)
• M3: 974,929 km (0.086 R)
• M4: 1,888,972 km (0.119 R)
• M5: 2,308,146 km (0.057 R)
• M6: 2,736,444 km (0.103 R)
• M7: 3,044,616 km (0.09 R)
• M8: 3,396,470 km (0.052 R)
• M9: 3,731,868 km (0.06 R)
• M10: 4,229,581 km (0.111 R)
• M11: 4,669,099 km (0.068 R)
• M12: 5,302,646 km (0.112 R)
• M13: 5,611,566 km (0.108 R)
• M14: 8,161,910 km (0.106 R)
• M15: 9,940,928 km (0.118 R)
• M16: 10,455,994 km (0.086 R)
• M17: 13,770,933 km (0.035 R)
• M18: 15,127,486 km (0.099 R)
• M19: 15,465,877 km (0.091 R)
• M20: 16,810,313 km (0.111 R)
• M21: 17,790,478 km (0.075 R)
• M22: 18,231,193 km (0.072 R)
• M23: 18,938,193 km (0.062 R)
• M24: 20,202,444 km (0.062 R)
• M25: 22,750,844 km (0.066 R)
• M26: 23,195,599 km (0.085 R)
• M27: 25,665,609 km (0.056 R)
• M28: 28,562,422 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309

Radius: 14.5

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.03 AU - 6.81 AU

Year: 5314 Days

Day: 14.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,435,715 km

• M1: 181,462 km (0.036 R)
• M2: 1,121,236 km (0.081 R)
• M3: 1,891,366 km (0.095 R)
• M4: 2,861,059 km (0.095 R)
• M5: 3,846,161 km (0.112 R)
• M6: 4,317,095 km (0.117 R)
• M7: 5,403,026 km (0.109 R)
• M8: 5,968,805 km (0.103 R)
• M9: 6,426,425 km (0.037 R)
• M10: 7,841,023 km (0.045 R)
• M11: 13,044,336 km (0.1 R)
• M12: 13,769,586 km (0.106 R)
• M13: 14,369,025 km (0.118 R)
• M14: 15,142,745 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.7

Radius: 11.4

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.81 AU - 6.81 AU

Year: 5848 Days

Day: 9.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 97.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,435,715 km

• M1: 141,819 km (0.074 R)
• M2: 514,766 km (0.082 R)
• M3: 1,079,648 km (0.1 R)
• M4: 1,652,757 km (0.1 R)
• M5: 2,122,943 km (0.09 R)
• M6: 2,835,927 km (0.047 R)
• M7: 3,495,803 km (0.116 R)
• M8: 4,117,831 km (0.053 R)
• M9: 4,965,602 km (0.107 R)
• M10: 6,043,156 km (0.099 R)
• M11: 6,684,781 km (0.063 R)
• M12: 7,071,491 km (0.107 R)
• M13: 7,784,325 km (0.04 R)
• M14: 8,432,832 km (0.099 R)
• M15: 9,117,093 km (0.104 R)
• M16: 9,961,722 km (0.119 R)
• M17: 10,990,058 km (0.1 R)
• M18: 12,859,433 km (0.088 R)
• M19: 14,607,783 km (0.075 R)
• M20: 18,633,761 km (0.025 R)
• M21: 19,079,712 km (0.109 R)
• M22: 20,527,371 km (0.039 R)
• M23: 21,765,293 km (0.115 R)
• M24: 25,309,267 km (0.112 R)

Asteroid Belt

Center: 10.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.6

Radius: 4.5

Gravity: 46.05 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 12.4 AU - 17.98 AU

Year: 21843 Days

Day: 15.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,435,715 km

• M1: 55,950 km (0.052 R)
• M2: 256,860 km (0.081 R)
• M3: 472,280 km (0.086 R)
• M4: 1,101,489 km (0.096 R)
• M5: 1,435,840 km (0.101 R)
• M6: 1,645,128 km (0.117 R)
• M7: 2,060,411 km (0.111 R)
• M8: 2,667,480 km (0.103 R)
• M9: 2,903,096 km (0.063 R)
• M10: 3,822,824 km (0.096 R)
• M11: 4,225,990 km (0.061 R)
• M12: 5,606,330 km (0.088 R)
• M13: 5,819,208 km (0.12 R)
• M14: 7,063,563 km (0.093 R)
• M15: 7,617,823 km (0.104 R)
• M16: 11,028,505 km (0.101 R)
• M17: 11,773,352 km (0.075 R)
• M18: 14,524,607 km (0.103 R)
• M19: 16,176,616 km (0.083 R)
• M20: 16,783,385 km (0.087 R)
• M21: 20,443,447 km (0.114 R)
• M22: 25,635,690 km (0.12 R)
• M23: 26,578,605 km (0.087 R)
• M24: 26,817,961 km (0.056 R)
• M25: 30,451,245 km (0.042 R)
• M26: 31,241,720 km (0.074 R)
• M27: 35,545,501 km (0.086 R)
• M28: 38,675,238 km (0.079 R)
• M29: 42,798,455 km (0.049 R)
• M30: 43,127,271 km (0.056 R)
• M31: 45,305,566 km (0.085 R)
• M32: 45,646,948 km (0.113 R)
• M33: 46,855,848 km (0.086 R)
• M34: 49,879,969 km (0.108 R)
• M35: 50,793,563 km (0.091 R)
• M36: 66,525,724 km (0.117 R)
• M37: 68,302,049 km (0.118 R)
• M38: 87,307,711 km (0.105 R)
• M39: 88,633,746 km (0.082 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 12,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit