🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.49 AU - 0.53 AU

Year: 239 Days

Day: 14.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.52 AU - 0.54 AU

Year: 253 Days

Day: 30.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,359,565 km

• M1: 31,715 km (0.078 R)
• M2: 54,454 km (0.079 R)

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.9

Radius: 14.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.21 AU - 1.61 AU

Year: 1098 Days

Day: 7.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,359,565 km

• M1: 186,848 km (0.077 R)
• M2: 666,010 km (0.074 R)
• M3: 2,247,259 km (0.111 R)
• M4: 3,632,685 km (0.094 R)
• M5: 6,576,622 km (0.089 R)
• M6: 7,261,630 km (0.114 R)
• M7: 7,872,289 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.6

Radius: 10.9

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.56 AU - 2.32 AU

Year: 1773 Days

Day: 6.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,359,565 km

• M1: 135,536 km (0.106 R)
• M2: 923,168 km (0.115 R)
• M3: 1,405,921 km (0.105 R)
• M4: 1,870,123 km (0.073 R)
• M5: 2,550,943 km (0.066 R)
• M6: 3,037,435 km (0.064 R)
• M7: 3,390,187 km (0.109 R)
• M8: 3,909,292 km (0.104 R)
• M9: 4,837,995 km (0.064 R)
• M10: 5,192,542 km (0.098 R)
• M11: 5,542,152 km (0.103 R)
• M12: 6,411,765 km (0.076 R)
• M13: 7,756,201 km (0.072 R)
• M14: 8,185,247 km (0.066 R)
• M15: 8,997,714 km (0.079 R)
• M16: 10,129,870 km (0.05 R)
• M17: 10,539,170 km (0.078 R)
• M18: 12,326,266 km (0.103 R)
• M19: 12,991,079 km (0.108 R)
• M20: 13,515,569 km (0.099 R)
• M21: 14,053,972 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.6

Radius: 10

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.38 AU - 4.6 AU

Year: 6241 Days

Day: 7.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 21,359,565 km

• M1: 124,465 km (0.056 R)
• M2: 642,224 km (0.103 R)
• M3: 1,074,412 km (0.07 R)
• M4: 1,403,527 km (0.12 R)
• M5: 1,777,671 km (0.048 R)
• M6: 2,826,801 km (0.037 R)
• M7: 4,530,123 km (0.105 R)
• M8: 4,944,359 km (0.037 R)
• M9: 5,664,972 km (0.093 R)
• M10: 6,010,094 km (0.063 R)
• M11: 6,568,543 km (0.119 R)
• M12: 7,283,920 km (0.092 R)
• M13: 7,984,487 km (0.119 R)
• M14: 8,904,963 km (0.085 R)
• M15: 9,781,158 km (0.073 R)
• M16: 10,201,528 km (0.112 R)
• M17: 11,961,696 km (0.099 R)
• M18: 14,843,699 km (0.108 R)
• M19: 17,260,154 km (0.094 R)
• M20: 17,649,706 km (0.087 R)
• M21: 18,044,944 km (0.075 R)
• M22: 18,736,385 km (0.069 R)
• M23: 19,505,169 km (0.065 R)
• M24: 19,927,783 km (0.102 R)
• M25: 20,356,530 km (0.032 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: 376 - 19,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit