🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.43 AU - 0.67 AU

Year: 150 Days

Day: 29.7 Hours

Environment

Temp: 205 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,271,072 km

• M1: 40,391 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.24 AU - 1.88 AU

Year: 719 Days

Day: 45.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.52 AU - 1.98 AU

Year: 854 Days

Day: 12.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.07 AU - 2.09 AU

Year: 1107 Days

Day: 16.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,271,072 km

• M1: 141,071 km (0.12 R)
• M2: 948,451 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.2 AU - 2.46 AU

Year: 1312 Days

Day: 46.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.7 AU - 5.26 AU

Year: 3499 Days

Day: 12.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 120.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.2

Radius: 10.9

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.28 AU - 7.28 AU

Year: 5807 Days

Day: 15 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,271,072 km

• M1: 135,536 km (0.096 R)
• M2: 580,589 km (0.09 R)
• M3: 1,025,344 km (0.057 R)
• M4: 1,444,966 km (0.073 R)
• M5: 2,829,793 km (0.105 R)
• M6: 3,403,800 km (0.116 R)
• M7: 4,078,936 km (0.083 R)
• M8: 4,541,343 km (0.054 R)
• M9: 5,038,755 km (0.067 R)
• M10: 5,916,297 km (0.073 R)
• M11: 6,578,866 km (0.092 R)
• M12: 6,963,930 km (0.062 R)
• M13: 7,438,455 km (0.108 R)
• M14: 7,973,567 km (0.083 R)
• M15: 9,336,852 km (0.092 R)
• M16: 10,375,061 km (0.114 R)
• M17: 11,092,533 km (0.114 R)
• M18: 13,444,510 km (0.074 R)
• M19: 14,066,389 km (0.094 R)
• M20: 14,648,474 km (0.107 R)
• M21: 19,825,757 km (0.081 R)
• M22: 23,911,724 km (0.093 R)
• M23: 27,614,271 km (0.072 R)
• M24: 31,583,701 km (0.031 R)
• M25: 34,327,176 km (0.04 R)
• M26: 35,810,439 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.7

Radius: 3.5

Gravity: 79 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.41 AU - 12.51 AU

Year: 16228 Days

Day: 17.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 123.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,271,072 km

• M1: 43,533 km (0.093 R)
• M2: 421,268 km (0.115 R)
• M3: 536,757 km (0.093 R)
• M4: 781,200 km (0.111 R)
• M5: 1,621,192 km (0.05 R)
• M6: 2,784,465 km (0.088 R)
• M7: 2,986,721 km (0.119 R)
• M8: 3,336,332 km (0.115 R)
• M9: 4,116,485 km (0.106 R)
• M10: 4,652,943 km (0.109 R)
• M11: 7,268,512 km (0.085 R)
• M12: 7,998,699 km (0.086 R)
• M13: 9,546,439 km (0.114 R)
• M14: 11,031,796 km (0.059 R)
• M15: 11,157,009 km (0.076 R)
• M16: 11,927,588 km (0.08 R)
• M17: 13,079,043 km (0.07 R)
• M18: 13,862,487 km (0.087 R)
• M19: 14,008,195 km (0.064 R)
• M20: 16,318,435 km (0.107 R)
• M21: 17,058,047 km (0.042 R)
• M22: 17,648,510 km (0.028 R)
• M23: 18,339,951 km (0.097 R)
• M24: 19,501,878 km (0.084 R)
• M25: 24,534,051 km (0.089 R)
• M26: 30,489,692 km (0.118 R)
• M27: 33,536,252 km (0.079 R)
• M28: 34,729,146 km (0.11 R)
• M29: 43,257,571 km (0.057 R)
• M30: 44,828,797 km (0.113 R)
• M31: 49,260,484 km (0.085 R)
• M32: 58,600,777 km (0.069 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 16,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit