🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.97 AU - 1.59 AU

Year: 651 Days

Day: 31.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,763,121 km

• M1: 264,938 km (0.04 R)

Asteroid Belt

Center: 1.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 12.1

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.95 AU - 3.06 AU

Year: 1777 Days

Day: 11.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,763,121 km

• M1: 150,495 km (0.116 R)
• M2: 610,359 km (0.09 R)
• M3: 1,019,210 km (0.096 R)
• M4: 1,533,229 km (0.046 R)
• M5: 1,950,607 km (0.111 R)
• M6: 2,687,376 km (0.054 R)
• M7: 5,051,023 km (0.1 R)
• M8: 5,991,993 km (0.05 R)
• M9: 7,182,942 km (0.087 R)
• M10: 7,661,057 km (0.105 R)
• M11: 9,322,341 km (0.058 R)
• M12: 9,857,752 km (0.044 R)
• M13: 10,484,567 km (0.109 R)
• M14: 10,917,054 km (0.051 R)
• M15: 11,361,509 km (0.077 R)
• M16: 12,931,090 km (0.12 R)
• M17: 13,767,941 km (0.062 R)
• M18: 15,136,163 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.1

Radius: 11.9

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.8 AU - 4.06 AU

Year: 3503 Days

Day: 14.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,763,121 km

• M1: 147,952 km (0.102 R)
• M2: 721,361 km (0.037 R)
• M3: 1,399,638 km (0.116 R)
• M4: 1,776,176 km (0.085 R)
• M5: 2,235,890 km (0.06 R)
• M6: 2,628,285 km (0.106 R)
• M7: 3,285,917 km (0.029 R)
• M8: 3,714,964 km (0.065 R)
• M9: 5,284,994 km (0.049 R)
• M10: 5,656,894 km (0.116 R)
• M11: 6,276,678 km (0.117 R)
• M12: 7,991,668 km (0.077 R)
• M13: 9,449,798 km (0.091 R)
• M14: 9,999,870 km (0.054 R)
• M15: 11,734,756 km (0.068 R)
• M16: 12,839,088 km (0.038 R)
• M17: 14,571,880 km (0.117 R)
• M18: 16,121,714 km (0.057 R)
• M19: 20,571,054 km (0.094 R)
• M20: 21,162,564 km (0.088 R)
• M21: 21,563,336 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.3

Radius: 8.7

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.54 AU - 6.08 AU

Year: 6296 Days

Day: 12.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 25,763,121 km

• M1: 108,159 km (0.1 R)
• M2: 424,409 km (0.114 R)
• M3: 702,063 km (0.091 R)
• M4: 972,685 km (0.048 R)
• M5: 1,355,656 km (0.112 R)
• M6: 1,737,878 km (0.076 R)
• M7: 2,190,861 km (0.074 R)
• M8: 2,671,070 km (0.104 R)
• M9: 3,071,394 km (0.088 R)
• M10: 3,353,685 km (0.075 R)
• M11: 4,446,797 km (0.108 R)
• M12: 5,404,073 km (0.092 R)
• M13: 8,354,143 km (0.117 R)
• M14: 8,720,658 km (0.029 R)
• M15: 9,564,689 km (0.072 R)
• M16: 10,047,442 km (0.087 R)
• M17: 10,673,658 km (0.114 R)
• M18: 11,105,398 km (0.065 R)
• M19: 11,548,806 km (0.07 R)
• M20: 12,853,449 km (0.099 R)
• M21: 16,030,908 km (0.095 R)
• M22: 16,540,289 km (0.103 R)
• M23: 16,827,816 km (0.074 R)
• M24: 19,250,404 km (0.093 R)
• M25: 20,020,234 km (0.088 R)
• M26: 20,347,106 km (0.111 R)
• M27: 24,850,600 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 14,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit