🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.42 AU - 0.68 AU

Year: 152 Days

Day: 24.2 Hours

Environment

Temp: 229 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,822,298 km

• M1: 19,897 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.49 AU - 0.81 AU

Year: 195 Days

Day: 20.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1 AU - 1.4 AU

Year: 490 Days

Day: 16.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 42,822,298 km

• M1: 347,366 km (0.037 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.94 AU - 1.54 AU

Year: 515 Days

Day: 32.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 128.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.2

Radius: 14.7

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.26 AU - 4.7 AU

Year: 3535 Days

Day: 12.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,822,298 km

• M1: 188,194 km (0.112 R)
• M2: 691,292 km (0.095 R)
• M3: 1,472,193 km (0.09 R)
• M4: 2,468,365 km (0.098 R)
• M5: 2,949,023 km (0.109 R)
• M6: 4,336,693 km (0.115 R)
• M7: 5,464,062 km (0.051 R)
• M8: 5,961,326 km (0.072 R)
• M9: 6,460,234 km (0.106 R)
• M10: 6,957,199 km (0.086 R)
• M11: 8,161,312 km (0.072 R)
• M12: 11,906,195 km (0.094 R)
• M13: 16,724,892 km (0.08 R)
• M14: 21,594,453 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.6

Radius: 9.9

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.62 AU - 10.18 AU

Year: 9076 Days

Day: 14.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,822,298 km

• M1: 125,213 km (0.114 R)
• M2: 2,014,934 km (0.094 R)
• M3: 2,628,734 km (0.044 R)
• M4: 3,157,413 km (0.085 R)
• M5: 3,621,316 km (0.105 R)
• M6: 6,231,798 km (0.084 R)
• M7: 6,895,265 km (0.115 R)
• M8: 7,678,709 km (0.071 R)
• M9: 8,362,820 km (0.083 R)
• M10: 8,800,544 km (0.07 R)
• M11: 9,765,450 km (0.066 R)
• M12: 10,614,418 km (0.109 R)
• M13: 12,613,344 km (0.093 R)
• M14: 13,893,453 km (0.067 R)
• M15: 16,772,614 km (0.102 R)
• M16: 20,524,379 km (0.108 R)
• M17: 22,366,826 km (0.054 R)
• M18: 26,040,651 km (0.072 R)
• M19: 28,552,698 km (0.054 R)
• M20: 29,363,968 km (0.026 R)
• M21: 29,729,585 km (0.093 R)
• M22: 31,316,968 km (0.115 R)

Asteroid Belt

Center: 8.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.8

Radius: 12

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.67 AU - 10.35 AU

Year: 10933 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,822,298 km

• M1: 164,857 km (0.057 R)
• M2: 584,778 km (0.1 R)
• M3: 1,929,962 km (0.095 R)
• M4: 2,540,321 km (0.112 R)
• M5: 4,231,525 km (0.114 R)
• M6: 5,047,731 km (0.058 R)
• M7: 6,105,987 km (0.115 R)
• M8: 6,576,023 km (0.12 R)
• M9: 7,920,908 km (0.064 R)
• M10: 8,436,871 km (0.029 R)
• M11: 12,300,236 km (0.084 R)
• M12: 13,957,781 km (0.079 R)
• M13: 15,625,946 km (0.102 R)
• M14: 18,150,111 km (0.092 R)
• M15: 23,115,115 km (0.036 R)
• M16: 23,903,945 km (0.079 R)
• M17: 24,439,804 km (0.116 R)
• M18: 28,218,946 km (0.058 R)
• M19: 32,154,417 km (0.104 R)
• M20: 32,588,849 km (0.091 R)
• M21: 34,934,394 km (0.078 R)
• M22: 35,856,814 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.2

Radius: 13.4

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.98 AU - 10.42 AU

Year: 12144 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 172.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,822,298 km

• M1: 166,652 km (0.096 R)
• M2: 646,113 km (0.081 R)
• M3: 1,964,370 km (0.039 R)
• M4: 2,658,205 km (0.057 R)
• M5: 3,304,467 km (0.115 R)
• M6: 5,185,062 km (0.118 R)
• M7: 9,288,382 km (0.077 R)
• M8: 9,753,781 km (0.075 R)
• M9: 12,824,277 km (0.116 R)
• M10: 19,338,517 km (0.084 R)
• M11: 21,761,553 km (0.084 R)
• M12: 24,205,683 km (0.095 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 13,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit