🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.66 AU - 0.88 AU

Year: 251 Days

Day: 30.6 Hours

Environment

Temp: 125 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 30,338,305 km

• M1: 30,967 km (0.045 R)
• M2: 290,968 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.81 AU - 1.13 AU

Year: 354 Days

Day: 42.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 6.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.27 AU - 1.73 AU

Year: 681 Days

Day: 38.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.05 AU - 2.27 AU

Year: 1177 Days

Day: 42.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,338,305 km

• M1: 439,369 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.75 AU - 4.39 AU

Year: 2502 Days

Day: 45.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.4

Radius: 14.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.32 AU - 10.24 AU

Year: 9648 Days

Day: 6.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,338,305 km

• M1: 180,565 km (0.088 R)
• M2: 685,308 km (0.096 R)
• M3: 1,581,698 km (0.082 R)
• M4: 2,402,691 km (0.05 R)
• M5: 3,424,744 km (0.079 R)
• M6: 3,882,962 km (0.059 R)
• M7: 4,437,522 km (0.117 R)
• M8: 5,014,670 km (0.116 R)
• M9: 5,480,219 km (0.104 R)
• M10: 5,940,831 km (0.114 R)
• M11: 6,427,323 km (0.026 R)
• M12: 7,054,138 km (0.101 R)
• M13: 7,560,676 km (0.103 R)
• M14: 8,779,001 km (0.094 R)
• M15: 10,076,165 km (0.117 R)
• M16: 12,591,952 km (0.08 R)
• M17: 14,988,061 km (0.108 R)
• M18: 19,206,422 km (0.092 R)
• M19: 24,598,527 km (0.12 R)
• M20: 27,353,372 km (0.09 R)
• M21: 29,101,872 km (0.118 R)
• M22: 34,237,866 km (0.089 R)
• M23: 39,096,356 km (0.119 R)
• M24: 41,187,286 km (0.062 R)
• M25: 42,835,705 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 9.3

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.81 AU - 9.89 AU

Year: 10603 Days

Day: 13.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 30,338,305 km

• M1: 115,639 km (0.032 R)
• M2: 490,232 km (0.113 R)
• M3: 885,320 km (0.081 R)
• M4: 1,340,098 km (0.075 R)
• M5: 1,894,807 km (0.054 R)
• M6: 2,235,441 km (0.117 R)
• M7: 2,616,916 km (0.09 R)
• M8: 3,778,543 km (0.12 R)
• M9: 4,474,472 km (0.102 R)
• M10: 5,784,650 km (0.116 R)
• M11: 6,871,629 km (0.119 R)
• M12: 7,772,208 km (0.039 R)
• M13: 8,227,883 km (0.065 R)
• M14: 8,749,531 km (0.11 R)
• M15: 10,557,271 km (0.076 R)
• M16: 11,813,594 km (0.07 R)
• M17: 13,294,763 km (0.077 R)
• M18: 14,689,015 km (0.062 R)
• M19: 15,386,291 km (0.054 R)
• M20: 16,621,819 km (0.069 R)
• M21: 17,765,944 km (0.079 R)
• M22: 20,898,224 km (0.113 R)
• M23: 21,424,360 km (0.069 R)
• M24: 22,686,367 km (0.111 R)
• M25: 29,528,077 km (0.065 R)
• M26: 30,863,088 km (0.104 R)
• M27: 33,892,894 km (0.081 R)
• M28: 37,758,054 km (0.106 R)
• M29: 38,147,008 km (0.095 R)
• M30: 47,697,187 km (0.103 R)
• M31: 49,069,598 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 12.1

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.23 AU - 12.73 AU

Year: 13493 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,338,305 km

• M1: 150,795 km (0.051 R)
• M2: 552,315 km (0.096 R)
• M3: 1,139,637 km (0.053 R)
• M4: 2,010,895 km (0.111 R)
• M5: 2,669,724 km (0.077 R)
• M6: 3,166,089 km (0.098 R)
• M7: 3,969,430 km (0.097 R)
• M8: 7,520,584 km (0.091 R)
• M9: 9,768,741 km (0.096 R)
• M10: 10,372,368 km (0.036 R)
• M11: 11,990,868 km (0.061 R)
• M12: 12,885,912 km (0.086 R)
• M13: 13,932,199 km (0.109 R)
• M14: 15,261,526 km (0.043 R)
• M15: 18,689,561 km (0.096 R)
• M16: 19,485,871 km (0.117 R)
• M17: 21,792,670 km (0.072 R)
• M18: 22,600,498 km (0.109 R)
• M19: 25,788,279 km (0.068 R)
• M20: 28,216,552 km (0.08 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit