🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.42 AU - 0.68 AU

Year: 268 Days

Day: 39.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.3

Radius: 10.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.66 AU - 0.8 AU

Year: 409 Days

Day: 14.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,595,366 km

• M1: 134,339 km (0.042 R)
• M2: 488,287 km (0.061 R)
• M3: 1,459,776 km (0.096 R)
• M4: 2,157,800 km (0.12 R)
• M5: 2,531,046 km (0.103 R)
• M6: 3,370,440 km (0.097 R)

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.7

Radius: 8.1

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.26 AU - 1.4 AU

Year: 1006 Days

Day: 9.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 123.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,595,366 km

• M1: 100,979 km (0.105 R)
• M2: 442,511 km (0.101 R)
• M3: 722,408 km (0.076 R)
• M4: 987,196 km (0.075 R)
• M5: 1,275,172 km (0.109 R)
• M6: 1,737,729 km (0.084 R)
• M7: 2,042,460 km (0.047 R)
• M8: 2,373,370 km (0.078 R)
• M9: 2,899,057 km (0.098 R)
• M10: 3,306,861 km (0.085 R)
• M11: 3,830,453 km (0.1 R)
• M12: 4,223,447 km (0.112 R)
• M13: 4,703,207 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.6

Radius: 9.7

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.33 AU - 1.61 AU

Year: 1169 Days

Day: 8.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,595,366 km

• M1: 154,235 km (0.069 R)
• M2: 1,115,103 km (0.092 R)
• M3: 1,421,030 km (0.082 R)
• M4: 1,741,469 km (0.08 R)
• M5: 2,110,826 km (0.064 R)
• M6: 4,707,995 km (0.062 R)
• M7: 6,729,660 km (0.052 R)
• M8: 7,257,591 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.1

Radius: 9.7

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.5 AU - 3.1 AU

Year: 3074 Days

Day: 12.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 21,595,366 km

• M1: 120,576 km (0.055 R)
• M2: 476,768 km (0.027 R)
• M3: 1,065,286 km (0.094 R)
• M4: 1,424,172 km (0.12 R)
• M5: 1,745,957 km (0.114 R)
• M6: 2,407,628 km (0.099 R)
• M7: 2,935,858 km (0.069 R)
• M8: 3,673,974 km (0.101 R)
• M9: 4,288,971 km (0.111 R)
• M10: 5,140,183 km (0.07 R)
• M11: 5,515,973 km (0.104 R)
• M12: 6,666,530 km (0.089 R)
• M13: 7,205,980 km (0.087 R)
• M14: 7,581,620 km (0.119 R)
• M15: 7,937,364 km (0.117 R)
• M16: 8,338,137 km (0.092 R)
• M17: 8,682,361 km (0.037 R)
• M18: 9,000,257 km (0.098 R)
• M19: 9,326,081 km (0.094 R)
• M20: 9,697,084 km (0.11 R)
• M21: 10,116,855 km (0.071 R)
• M22: 12,004,481 km (0.112 R)
• M23: 12,399,569 km (0.097 R)
• M24: 13,031,471 km (0.102 R)
• M25: 13,684,764 km (0.09 R)
• M26: 14,019,415 km (0.103 R)
• M27: 16,303,326 km (0.082 R)
• M28: 18,824,798 km (0.061 R)
• M29: 19,298,724 km (0.041 R)
• M30: 20,957,614 km (0.12 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 17,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit