🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.39 AU - 0.63 AU

Year: 137 Days

Day: 33.3 Hours

Environment

Temp: 164 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.83 AU - 2.63 AU

Year: 1255 Days

Day: 31.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,492,035 km

• M1: 447,746 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.73 AU - 4.45 AU

Year: 2563 Days

Day: 44.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,492,035 km

• M1: 1,652,009 km (0.044 R)
• M2: 2,657,307 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.42 AU - 4.04 AU

Year: 2714 Days

Day: 30.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.7

Radius: 10.8

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.77 AU - 7.41 AU

Year: 7112 Days

Day: 13.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,492,035 km

• M1: 134,339 km (0.1 R)
• M2: 562,787 km (0.106 R)
• M3: 1,186,760 km (0.106 R)
• M4: 1,698,534 km (0.047 R)
• M5: 2,090,032 km (0.119 R)
• M6: 3,058,977 km (0.119 R)
• M7: 6,766,611 km (0.076 R)
• M8: 7,253,253 km (0.074 R)
• M9: 9,637,843 km (0.098 R)
• M10: 10,985,570 km (0.03 R)
• M11: 15,445,831 km (0.1 R)
• M12: 19,139,701 km (0.119 R)
• M13: 21,743,153 km (0.062 R)
• M14: 22,948,613 km (0.1 R)
• M15: 25,415,033 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.6

Radius: 9.4

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.88 AU - 11.72 AU

Year: 12453 Days

Day: 6.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,492,035 km

• M1: 116,986 km (0.072 R)
• M2: 418,425 km (0.065 R)
• M3: 759,957 km (0.034 R)
• M4: 1,416,991 km (0.103 R)
• M5: 1,947,914 km (0.047 R)
• M6: 2,452,807 km (0.064 R)
• M7: 3,359,968 km (0.096 R)
• M8: 3,674,423 km (0.057 R)
• M9: 5,135,097 km (0.072 R)
• M10: 6,497,036 km (0.099 R)
• M11: 6,834,080 km (0.102 R)
• M12: 9,771,583 km (0.102 R)
• M13: 10,115,210 km (0.081 R)
• M14: 12,867,810 km (0.04 R)
• M15: 19,106,790 km (0.107 R)
• M16: 20,751,469 km (0.067 R)
• M17: 21,982,809 km (0.102 R)
• M18: 22,319,105 km (0.037 R)
• M19: 35,219,976 km (0.11 R)
• M20: 36,029,151 km (0.082 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: 506 - 13,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit