🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.09 AU - 1.15 AU

Year: 525 Days

Day: 20.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.07 AU - 1.57 AU

Year: 672 Days

Day: 44.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.9

Radius: 9.6

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.74 AU - 5.5 AU

Year: 4398 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,139,857 km

• M1: 121,174 km (0.085 R)
• M2: 426,055 km (0.088 R)
• M3: 1,260,661 km (0.093 R)
• M4: 1,767,349 km (0.079 R)
• M5: 2,832,785 km (0.096 R)
• M6: 5,820,255 km (0.115 R)
• M7: 6,860,259 km (0.064 R)
• M8: 8,897,483 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.7

Radius: 9.5

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.38 AU - 5.82 AU

Year: 5101 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,139,857 km

• M1: 118,631 km (0.112 R)
• M2: 646,113 km (0.117 R)
• M3: 1,398,890 km (0.043 R)
• M4: 2,107,236 km (0.058 R)
• M5: 2,517,583 km (0.062 R)
• M6: 3,114,927 km (0.116 R)
• M7: 3,563,870 km (0.089 R)
• M8: 4,317,694 km (0.108 R)
• M9: 4,617,039 km (0.101 R)
• M10: 5,064,786 km (0.116 R)
• M11: 6,233,594 km (0.077 R)
• M12: 6,552,088 km (0.11 R)
• M13: 7,431,424 km (0.086 R)
• M14: 8,235,213 km (0.1 R)
• M15: 10,497,432 km (0.117 R)
• M16: 12,086,910 km (0.039 R)
• M17: 12,735,117 km (0.063 R)
• M18: 13,301,495 km (0.1 R)
• M19: 13,670,553 km (0.047 R)
• M20: 18,002,309 km (0.077 R)
• M21: 18,584,843 km (0.061 R)
• M22: 21,255,015 km (0.116 R)
• M23: 22,272,879 km (0.105 R)
• M24: 24,484,235 km (0.06 R)
• M25: 28,809,109 km (0.12 R)
• M26: 30,417,585 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.8

Radius: 9.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.11 AU - 5.59 AU

Year: 5481 Days

Day: 10.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,139,857 km

• M1: 113,246 km (0.083 R)
• M2: 767,886 km (0.066 R)
• M3: 1,065,586 km (0.11 R)
• M4: 1,368,372 km (0.117 R)
• M5: 1,842,148 km (0.092 R)
• M6: 2,300,067 km (0.096 R)
• M7: 2,798,079 km (0.064 R)
• M8: 3,082,464 km (0.066 R)
• M9: 4,280,145 km (0.117 R)
• M10: 5,377,445 km (0.104 R)
• M11: 7,260,733 km (0.069 R)
• M12: 8,737,712 km (0.096 R)
• M13: 10,031,435 km (0.097 R)
• M14: 10,405,280 km (0.114 R)
• M15: 13,438,826 km (0.092 R)
• M16: 14,306,493 km (0.065 R)
• M17: 17,728,993 km (0.096 R)
• M18: 18,834,821 km (0.12 R)
• M19: 23,139,948 km (0.102 R)
• M20: 23,793,691 km (0.109 R)
• M21: 24,986,136 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 17,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit