🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.32 AU - 2.54 AU

Year: 1435 Days

Day: 47.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 159.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.44 AU - 2.68 AU

Year: 1551 Days

Day: 43.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 12.6

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.76 AU - 5.4 AU

Year: 3712 Days

Day: 9.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,413,439 km

• M1: 158,125 km (0.081 R)
• M2: 597,793 km (0.064 R)
• M3: 1,103,733 km (0.063 R)
• M4: 1,590,076 km (0.077 R)
• M5: 2,232,299 km (0.04 R)
• M6: 2,723,130 km (0.114 R)
• M7: 4,058,889 km (0.101 R)
• M8: 5,289,930 km (0.112 R)
• M9: 6,017,724 km (0.12 R)
• M10: 6,620,005 km (0.104 R)
• M11: 7,465,682 km (0.061 R)
• M12: 8,933,835 km (0.051 R)
• M13: 10,438,491 km (0.064 R)
• M14: 11,783,076 km (0.077 R)
• M15: 12,269,569 km (0.071 R)
• M16: 14,720,580 km (0.078 R)
• M17: 15,190,317 km (0.112 R)
• M18: 16,061,127 km (0.091 R)
• M19: 17,170,395 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 11.1

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.99 AU - 4.99 AU

Year: 4222 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,413,439 km

• M1: 170,990 km (0.049 R)
• M2: 767,437 km (0.097 R)
• M3: 1,446,013 km (0.088 R)
• M4: 1,929,663 km (0.026 R)
• M5: 2,275,533 km (0.118 R)
• M6: 3,160,853 km (0.057 R)
• M7: 3,538,289 km (0.117 R)
• M8: 4,141,467 km (0.085 R)
• M9: 6,807,002 km (0.09 R)
• M10: 7,352,137 km (0.118 R)
• M11: 9,901,285 km (0.08 R)
• M12: 11,335,330 km (0.116 R)
• M13: 13,076,350 km (0.093 R)
• M14: 13,739,368 km (0.066 R)
• M15: 16,162,255 km (0.067 R)
• M16: 18,252,137 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337

Radius: 3

Gravity: 37.44 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 15.67 AU - 20.61 AU

Year: 29262 Days

Day: 16.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,413,439 km

• M1: 116,986 km (0.034 R)
• M2: 236,215 km (0.102 R)
• M3: 331,060 km (0.074 R)
• M4: 519,254 km (0.073 R)
• M5: 743,651 km (0.09 R)
• M6: 1,290,431 km (0.098 R)
• M7: 1,412,952 km (0.069 R)
• M8: 1,664,127 km (0.111 R)
• M9: 2,003,564 km (0.099 R)
• M10: 2,455,799 km (0.099 R)
• M11: 2,894,569 km (0.103 R)
• M12: 3,557,886 km (0.111 R)
• M13: 5,139,435 km (0.103 R)
• M14: 6,583,653 km (0.094 R)
• M15: 11,297,930 km (0.042 R)
• M16: 21,780,852 km (0.039 R)
• M17: 22,080,945 km (0.118 R)
• M18: 22,997,980 km (0.119 R)
• M19: 50,814,208 km (0.074 R)
• M20: 77,413,457 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 18,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit