🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.65 AU - 0.75 AU

Year: 211 Days

Day: 23.1 Hours

Environment

Temp: 211 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.73 AU - 1.05 AU

Year: 302 Days

Day: 40.8 Hours

Environment

Temp: 164 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.64 AU - 2.74 AU

Year: 1166 Days

Day: 45.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,118,774 km

• M1: 244,293 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.18 AU - 3.46 AU

Year: 2177 Days

Day: 47.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.86 AU - 4.86 AU

Year: 3276 Days

Day: 31.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,118,774 km

• M1: 603,777 km (0.093 R)

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.1

Radius: 11.8

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.48 AU - 8.96 AU

Year: 7720 Days

Day: 8.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,118,774 km

• M1: 146,756 km (0.085 R)
• M2: 540,647 km (0.093 R)
• M3: 1,108,371 km (0.093 R)
• M4: 3,005,571 km (0.109 R)
• M5: 3,431,027 km (0.067 R)
• M6: 5,031,126 km (0.102 R)
• M7: 15,713,012 km (0.12 R)
• M8: 18,363,139 km (0.096 R)
• M9: 19,288,102 km (0.102 R)
• M10: 22,319,105 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.5

Radius: 9.8

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.35 AU - 9.69 AU

Year: 9749 Days

Day: 14.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 40,118,774 km

• M1: 121,922 km (0.077 R)
• M2: 658,679 km (0.093 R)
• M3: 1,181,973 km (0.069 R)
• M4: 1,786,647 km (0.111 R)
• M5: 2,142,242 km (0.108 R)
• M6: 2,648,481 km (0.108 R)
• M7: 3,454,514 km (0.103 R)
• M8: 6,621,052 km (0.104 R)
• M9: 7,063,114 km (0.094 R)
• M10: 7,524,773 km (0.103 R)
• M11: 9,375,598 km (0.108 R)
• M12: 10,300,262 km (0.094 R)
• M13: 10,621,598 km (0.09 R)
• M14: 11,683,893 km (0.099 R)
• M15: 12,330,455 km (0.092 R)
• M16: 12,693,080 km (0.076 R)
• M17: 15,157,555 km (0.113 R)
• M18: 17,091,557 km (0.11 R)
• M19: 19,184,730 km (0.086 R)
• M20: 19,508,759 km (0.095 R)
• M21: 22,501,764 km (0.107 R)
• M22: 22,862,145 km (0.089 R)
• M23: 25,689,844 km (0.07 R)
• M24: 28,113,778 km (0.086 R)
• M25: 28,742,837 km (0.07 R)
• M26: 29,812,013 km (0.068 R)
• M27: 32,029,503 km (0.045 R)
• M28: 35,073,819 km (0.07 R)
• M29: 39,208,854 km (0.119 R)
• M30: 45,212,366 km (0.042 R)
• M31: 49,184,489 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.2

Radius: 8.1

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.86 AU - 12.78 AU

Year: 12809 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,118,774 km

• M1: 100,829 km (0.092 R)
• M2: 565,480 km (0.119 R)
• M3: 834,158 km (0.077 R)
• M4: 1,089,970 km (0.116 R)
• M5: 1,691,204 km (0.077 R)
• M6: 2,075,371 km (0.068 R)
• M7: 3,086,952 km (0.09 R)
• M8: 4,224,943 km (0.053 R)
• M9: 4,904,417 km (0.099 R)
• M10: 5,286,938 km (0.118 R)
• M11: 7,300,376 km (0.105 R)
• M12: 9,826,935 km (0.062 R)
• M13: 10,384,037 km (0.11 R)
• M14: 12,825,025 km (0.084 R)
• M15: 13,490,287 km (0.069 R)
• M16: 14,178,437 km (0.115 R)
• M17: 15,489,214 km (0.119 R)
• M18: 16,453,522 km (0.119 R)
• M19: 19,507,862 km (0.107 R)
• M20: 20,144,849 km (0.084 R)
• M21: 20,631,790 km (0.089 R)
• M22: 21,460,712 km (0.071 R)
• M23: 23,540,422 km (0.059 R)
• M24: 34,459,570 km (0.076 R)
• M25: 36,099,163 km (0.026 R)
• M26: 36,938,257 km (0.107 R)
• M27: 41,983,595 km (0.059 R)
• M28: 44,260,325 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.3

Radius: 3.5

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 18.94 AU - 21.22 AU

Year: 32383 Days

Day: 23.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,118,774 km

• M1: 67,319 km (0.057 R)
• M2: 336,146 km (0.119 R)
• M3: 1,114,803 km (0.083 R)
• M4: 1,225,955 km (0.088 R)
• M5: 3,319,577 km (0.098 R)
• M6: 4,615,543 km (0.08 R)
• M7: 4,963,358 km (0.098 R)
• M8: 5,517,469 km (0.072 R)
• M9: 5,678,436 km (0.101 R)
• M10: 6,180,337 km (0.088 R)
• M11: 6,968,867 km (0.117 R)
• M12: 8,190,783 km (0.119 R)
• M13: 8,442,705 km (0.095 R)
• M14: 8,786,631 km (0.117 R)
• M15: 18,410,561 km (0.12 R)
• M16: 20,332,146 km (0.062 R)
• M17: 27,634,018 km (0.057 R)
• M18: 28,486,277 km (0.109 R)
• M19: 35,278,469 km (0.057 R)
• M20: 39,878,753 km (0.067 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 13,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit