🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.7 AU - 0.8 AU

Year: 246 Days

Day: 33.8 Hours

Environment

Temp: 125 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,267,609 km

• M1: 174,730 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.05 AU - 3.23 AU

Year: 1625 Days

Day: 22.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,267,609 km

• M1: 891,304 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.55 AU - 3.15 AU

Year: 1822 Days

Day: 14.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,267,609 km

• M1: 44,131 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.82 AU - 4.22 AU

Year: 2501 Days

Day: 16.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,267,609 km

• M1: 98,735 km (0.045 R)
• M2: 245,191 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.2 AU - 4.48 AU

Year: 2850 Days

Day: 35.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.7 °

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 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.2

Radius: 10.9

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.98 AU - 7.84 AU

Year: 6880 Days

Day: 7.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,267,609 km

• M1: 193,580 km (0.087 R)
• M2: 672,143 km (0.064 R)
• M3: 1,613,114 km (0.119 R)
• M4: 2,454,153 km (0.106 R)
• M5: 3,550,406 km (0.038 R)
• M6: 4,794,761 km (0.087 R)
• M7: 8,175,823 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612

Radius: 5.1

Gravity: 23.53 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 10.68 AU - 14.58 AU

Year: 17000 Days

Day: 20 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,267,609 km

• M1: 63,429 km (0.11 R)
• M2: 409,449 km (0.118 R)
• M3: 621,130 km (0.066 R)
• M4: 852,409 km (0.069 R)
• M5: 1,089,970 km (0.067 R)
• M6: 1,370,915 km (0.095 R)
• M7: 2,058,766 km (0.062 R)
• M8: 2,360,505 km (0.076 R)
• M9: 2,622,750 km (0.101 R)
• M10: 2,904,293 km (0.102 R)
• M11: 3,231,763 km (0.027 R)
• M12: 4,236,462 km (0.077 R)
• M13: 5,214,084 km (0.025 R)
• M14: 5,891,763 km (0.092 R)
• M15: 6,374,964 km (0.086 R)
• M16: 7,604,658 km (0.071 R)
• M17: 8,778,104 km (0.095 R)
• M18: 9,899,489 km (0.113 R)
• M19: 10,408,122 km (0.082 R)
• M20: 10,815,627 km (0.082 R)
• M21: 12,683,506 km (0.039 R)
• M22: 13,215,775 km (0.087 R)
• M23: 15,122,250 km (0.093 R)
• M24: 21,364,820 km (0.078 R)
• M25: 22,790,787 km (0.105 R)
• M26: 26,148,960 km (0.12 R)
• M27: 27,778,829 km (0.103 R)
• M28: 29,245,187 km (0.077 R)
• M29: 30,055,708 km (0.109 R)
• M30: 31,479,880 km (0.114 R)
• M31: 37,086,958 km (0.052 R)
• M32: 47,637,048 km (0.068 R)
• M33: 52,227,309 km (0.034 R)
• M34: 54,629,253 km (0.034 R)
• M35: 59,652,001 km (0.078 R)
• M36: 60,766,954 km (0.049 R)
• M37: 63,230,233 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.6

Radius: 5.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 16.61 AU - 20.47 AU

Year: 30235 Days

Day: 17.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,267,609 km

• M1: 77,791 km (0.109 R)
• M2: 634,445 km (0.053 R)
• M3: 1,979,030 km (0.104 R)
• M4: 2,201,781 km (0.08 R)
• M5: 2,546,006 km (0.062 R)
• M6: 5,699,828 km (0.109 R)
• M7: 7,883,060 km (0.051 R)
• M8: 10,906,283 km (0.113 R)
• M9: 11,485,526 km (0.113 R)
• M10: 12,768,477 km (0.067 R)
• M11: 13,542,946 km (0.116 R)
• M12: 17,890,559 km (0.117 R)
• M13: 19,947,679 km (0.118 R)
• M14: 20,550,858 km (0.104 R)
• M15: 44,216,343 km (0.101 R)
• M16: 54,677,723 km (0.078 R)
• M17: 55,181,269 km (0.03 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 17,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit