🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.84 AU - 2.14 AU

Year: 1069 Days

Day: 19.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 95.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.3

Radius: 12.7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.31 AU - 4.45 AU

Year: 3491 Days

Day: 11.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,750,340 km

• M1: 157,975 km (0.091 R)
• M2: 900,280 km (0.05 R)
• M3: 1,344,735 km (0.076 R)
• M4: 1,814,024 km (0.085 R)
• M5: 3,620,717 km (0.093 R)
• M6: 4,664,462 km (0.085 R)
• M7: 5,154,694 km (0.088 R)
• M8: 5,652,256 km (0.052 R)
• M9: 6,414,607 km (0.074 R)
• M10: 9,005,941 km (0.095 R)
• M11: 10,329,135 km (0.071 R)
• M12: 10,783,912 km (0.096 R)
• M13: 12,047,266 km (0.064 R)
• M14: 14,250,394 km (0.061 R)
• M15: 16,208,032 km (0.118 R)
• M16: 18,040,606 km (0.119 R)
• M17: 18,884,487 km (0.072 R)
• M18: 19,503,074 km (0.114 R)
• M19: 20,199,153 km (0.073 R)
• M20: 23,432,412 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.4

Radius: 13.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.29 AU - 4.57 AU

Year: 3551 Days

Day: 5.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,750,340 km

• M1: 165,306 km (0.058 R)
• M2: 597,494 km (0.075 R)
• M3: 1,044,792 km (0.113 R)
• M4: 1,573,171 km (0.034 R)
• M5: 2,130,573 km (0.115 R)
• M6: 3,650,188 km (0.084 R)
• M7: 4,135,035 km (0.098 R)
• M8: 5,801,405 km (0.091 R)
• M9: 6,551,489 km (0.099 R)
• M10: 7,209,720 km (0.086 R)
• M11: 8,044,027 km (0.038 R)
• M12: 8,834,951 km (0.117 R)
• M13: 9,452,341 km (0.113 R)
• M14: 10,020,813 km (0.111 R)
• M15: 10,936,951 km (0.044 R)
• M16: 11,778,140 km (0.111 R)
• M17: 13,400,678 km (0.116 R)
• M18: 14,364,088 km (0.108 R)
• M19: 16,919,669 km (0.063 R)
• M20: 17,645,667 km (0.084 R)
• M21: 19,460,888 km (0.103 R)
• M22: 21,204,601 km (0.103 R)
• M23: 22,114,604 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969

Radius: 14.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.77 AU - 5.97 AU

Year: 5416 Days

Day: 6.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,750,340 km

• M1: 178,470 km (0.077 R)
• M2: 753,973 km (0.118 R)
• M3: 1,879,398 km (0.108 R)
• M4: 3,126,147 km (0.11 R)
• M5: 4,038,544 km (0.073 R)
• M6: 5,625,030 km (0.099 R)
• M7: 7,670,930 km (0.114 R)
• M8: 8,252,118 km (0.117 R)
• M9: 12,695,623 km (0.102 R)
• M10: 14,016,124 km (0.118 R)
• M11: 18,254,680 km (0.04 R)
• M12: 19,719,692 km (0.097 R)
• M13: 22,489,646 km (0.076 R)
• M14: 23,200,835 km (0.106 R)
• M15: 26,544,796 km (0.083 R)
• M16: 27,161,438 km (0.108 R)
• M17: 31,258,325 km (0.058 R)
• M18: 32,243,876 km (0.03 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 18,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit