🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.62 AU - 0.82 AU

Year: 231 Days

Day: 21 Hours

Environment

Temp: 88 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.63 AU - 3.49 AU

Year: 2027 Days

Day: 18.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.9

Radius: 8.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.69 AU - 9.03 AU

Year: 7563 Days

Day: 8.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,444,852 km

• M1: 105,766 km (0.084 R)
• M2: 531,072 km (0.105 R)
• M3: 957,726 km (0.092 R)
• M4: 1,439,281 km (0.095 R)
• M5: 1,778,868 km (0.106 R)
• M6: 3,150,382 km (0.118 R)
• M7: 4,821,988 km (0.085 R)
• M8: 5,094,406 km (0.071 R)
• M9: 5,589,575 km (0.102 R)
• M10: 6,173,605 km (0.118 R)
• M11: 6,828,544 km (0.114 R)
• M12: 7,204,783 km (0.085 R)
• M13: 8,704,502 km (0.093 R)
• M14: 9,298,106 km (0.091 R)
• M15: 9,839,501 km (0.119 R)
• M16: 12,035,897 km (0.068 R)
• M17: 15,968,376 km (0.07 R)
• M18: 17,199,566 km (0.119 R)
• M19: 19,348,989 km (0.106 R)
• M20: 20,167,289 km (0.074 R)
• M21: 21,738,216 km (0.083 R)
• M22: 22,968,958 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.3

Radius: 12

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.89 AU - 11.95 AU

Year: 13667 Days

Day: 8.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,444,852 km

• M1: 150,047 km (0.12 R)
• M2: 899,083 km (0.115 R)
• M3: 1,303,745 km (0.072 R)
• M4: 2,786,560 km (0.057 R)
• M5: 3,748,175 km (0.057 R)
• M6: 7,378,466 km (0.093 R)
• M7: 8,011,415 km (0.093 R)
• M8: 8,940,418 km (0.112 R)
• M9: 14,816,622 km (0.053 R)
• M10: 16,280,138 km (0.1 R)
• M11: 22,940,833 km (0.068 R)
• M12: 26,410,457 km (0.118 R)
• M13: 29,037,844 km (0.045 R)
• M14: 31,732,102 km (0.079 R)
• M15: 34,371,457 km (0.107 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: 418 - 11,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit