🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.5 AU - 0.66 AU

Year: 189 Days

Day: 30.4 Hours

Environment

Temp: 43 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.53 AU - 1.69 AU

Year: 873 Days

Day: 39.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,882,097 km

• M1: 42,187 km (0.095 R)
• M2: 74,500 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.02 AU - 2.4 AU

Year: 1404 Days

Day: 12.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 86.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103

Radius: 9.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.39 AU - 3.73 AU

Year: 2871 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,882,097 km

• M1: 123,568 km (0.059 R)
• M2: 720,314 km (0.109 R)
• M3: 1,437,636 km (0.052 R)
• M4: 1,978,432 km (0.062 R)
• M5: 3,407,989 km (0.115 R)
• M6: 4,000,097 km (0.077 R)
• M7: 5,229,792 km (0.111 R)
• M8: 6,305,849 km (0.047 R)
• M9: 6,742,376 km (0.06 R)
• M10: 7,322,517 km (0.084 R)
• M11: 8,014,706 km (0.056 R)
• M12: 9,799,109 km (0.092 R)
• M13: 10,512,093 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.3

Radius: 8.1

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.59 AU - 4.63 AU

Year: 4231 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,882,097 km

• M1: 100,679 km (0.056 R)
• M2: 360,680 km (0.098 R)
• M3: 813,812 km (0.099 R)
• M4: 1,194,689 km (0.103 R)
• M5: 2,149,572 km (0.107 R)
• M6: 3,075,583 km (0.074 R)
• M7: 3,333,789 km (0.092 R)
• M8: 3,628,197 km (0.092 R)
• M9: 4,032,261 km (0.113 R)
• M10: 5,092,461 km (0.119 R)
• M11: 6,780,972 km (0.106 R)
• M12: 10,447,915 km (0.089 R)
• M13: 11,549,105 km (0.105 R)
• M14: 12,374,736 km (0.102 R)
• M15: 12,776,556 km (0.091 R)
• M16: 13,553,417 km (0.05 R)
• M17: 16,794,605 km (0.087 R)
• M18: 17,537,508 km (0.106 R)
• M19: 18,044,645 km (0.108 R)
• M20: 18,301,953 km (0.116 R)
• M21: 20,448,982 km (0.117 R)
• M22: 20,869,501 km (0.103 R)
• M23: 23,286,255 km (0.1 R)
• M24: 25,883,424 km (0.112 R)
• M25: 27,548,149 km (0.093 R)
• M26: 28,493,458 km (0.091 R)
• M27: 29,549,319 km (0.053 R)
• M28: 30,177,182 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.9

Radius: 12.6

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.34 AU - 6.64 AU

Year: 6267 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,882,097 km

• M1: 156,779 km (0.089 R)
• M2: 754,272 km (0.087 R)
• M3: 1,717,982 km (0.088 R)
• M4: 2,120,550 km (0.089 R)
• M5: 2,709,517 km (0.082 R)
• M6: 3,597,829 km (0.097 R)
• M7: 4,491,377 km (0.1 R)
• M8: 5,156,489 km (0.079 R)
• M9: 5,947,712 km (0.066 R)
• M10: 6,519,026 km (0.117 R)
• M11: 9,345,678 km (0.062 R)
• M12: 12,493,816 km (0.058 R)
• M13: 13,594,108 km (0.113 R)
• M14: 16,107,652 km (0.119 R)
• M15: 20,865,462 km (0.075 R)
• M16: 22,112,061 km (0.091 R)
• M17: 23,719,790 km (0.119 R)
• M18: 28,386,495 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.1

Radius: 14.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.91 AU - 11.73 AU

Year: 13155 Days

Day: 13.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,882,097 km

• M1: 175,329 km (0.069 R)
• M2: 845,527 km (0.116 R)
• M3: 1,517,371 km (0.092 R)
• M4: 2,181,137 km (0.094 R)
• M5: 2,817,676 km (0.094 R)
• M6: 4,072,503 km (0.074 R)
• M7: 5,402,278 km (0.106 R)
• M8: 8,811,464 km (0.116 R)
• M9: 9,873,759 km (0.112 R)
• M10: 10,540,666 km (0.099 R)
• M11: 11,457,851 km (0.106 R)
• M12: 12,136,875 km (0.105 R)
• M13: 13,205,602 km (0.109 R)
• M14: 16,790,117 km (0.066 R)
• M15: 20,894,783 km (0.109 R)
• M16: 24,869,300 km (0.051 R)
• M17: 26,105,427 km (0.099 R)
• M18: 27,182,980 km (0.05 R)
• M19: 29,953,533 km (0.061 R)
• M20: 31,571,583 km (0.09 R)
• M21: 40,028,501 km (0.091 R)
• M22: 42,524,092 km (0.075 R)
• M23: 45,121,710 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 18,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit