🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.41 AU - 0.61 AU

Year: 156 Days

Day: 42.4 Hours

Environment

Temp: 112 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,113,803 km

• M1: 257,159 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.11 AU - 1.69 AU

Year: 708 Days

Day: 21.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 62.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.64 AU - 1.9 AU

Year: 1007 Days

Day: 42.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.7

Radius: 13.6

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.79 AU - 3.33 AU

Year: 2288 Days

Day: 12.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,113,803 km

• M1: 169,195 km (0.102 R)
• M2: 769,831 km (0.082 R)
• M3: 1,327,681 km (0.063 R)
• M4: 1,856,360 km (0.069 R)
• M5: 2,431,863 km (0.082 R)
• M6: 3,285,618 km (0.063 R)
• M7: 4,634,991 km (0.098 R)
• M8: 5,517,020 km (0.103 R)
• M9: 5,949,059 km (0.084 R)
• M10: 6,534,285 km (0.092 R)
• M11: 7,213,759 km (0.059 R)
• M12: 7,820,528 km (0.05 R)
• M13: 8,274,707 km (0.112 R)
• M14: 9,169,901 km (0.113 R)
• M15: 9,952,597 km (0.047 R)
• M16: 10,669,021 km (0.107 R)
• M17: 12,165,149 km (0.067 R)
• M18: 13,195,131 km (0.042 R)
• M19: 14,327,287 km (0.116 R)
• M20: 15,288,005 km (0.113 R)
• M21: 16,048,560 km (0.071 R)
• M22: 16,586,066 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.6

Radius: 9.6

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.57 AU - 3.87 AU

Year: 2470 Days

Day: 14.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 62.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,113,803 km

• M1: 119,379 km (0.057 R)
• M2: 515,215 km (0.12 R)
• M3: 904,020 km (0.119 R)
• M4: 1,530,237 km (0.113 R)
• M5: 2,554,832 km (0.1 R)
• M6: 2,938,102 km (0.086 R)
• M7: 3,757,001 km (0.101 R)
• M8: 4,483,747 km (0.083 R)
• M9: 5,321,495 km (0.073 R)
• M10: 6,580,810 km (0.076 R)
• M11: 9,289,729 km (0.111 R)
• M12: 11,170,922 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.8

Radius: 14.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.32 AU - 4.96 AU

Year: 4273 Days

Day: 5.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,113,803 km

• M1: 177,872 km (0.096 R)
• M2: 768,335 km (0.051 R)
• M3: 1,245,402 km (0.109 R)
• M4: 1,927,868 km (0.119 R)
• M5: 3,240,290 km (0.087 R)
• M6: 3,834,792 km (0.061 R)
• M7: 5,576,111 km (0.079 R)
• M8: 6,039,416 km (0.087 R)
• M9: 6,945,231 km (0.097 R)
• M10: 7,832,795 km (0.039 R)
• M11: 8,453,177 km (0.054 R)
• M12: 9,185,309 km (0.101 R)
• M13: 9,792,826 km (0.068 R)
• M14: 11,966,483 km (0.1 R)
• M15: 16,006,673 km (0.09 R)
• M16: 16,887,954 km (0.107 R)
• M17: 18,113,161 km (0.076 R)
• M18: 21,294,808 km (0.066 R)
• M19: 22,944,274 km (0.077 R)
• M20: 24,523,429 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.3

Radius: 12.4

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.61 AU - 4.71 AU

Year: 4300 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,113,803 km

• M1: 154,235 km (0.083 R)
• M2: 963,709 km (0.079 R)
• M3: 1,419,385 km (0.104 R)
• M4: 1,882,240 km (0.088 R)
• M5: 6,310,487 km (0.106 R)
• M6: 7,371,285 km (0.114 R)
• M7: 7,762,185 km (0.102 R)
• M8: 8,279,943 km (0.089 R)
• M9: 8,702,856 km (0.045 R)
• M10: 10,102,045 km (0.086 R)
• M11: 12,227,232 km (0.117 R)
• M12: 15,658,559 km (0.099 R)
• M13: 17,594,505 km (0.108 R)
• M14: 18,948,665 km (0.111 R)
• M15: 25,709,441 km (0.114 R)
• M16: 26,446,510 km (0.091 R)
• M17: 28,917,867 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.4

Radius: 10.6

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.38 AU - 7.22 AU

Year: 7580 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 151.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,113,803 km

• M1: 131,945 km (0.07 R)
• M2: 915,240 km (0.062 R)
• M3: 1,271,432 km (0.117 R)
• M4: 1,642,136 km (0.087 R)
• M5: 1,978,731 km (0.093 R)
• M6: 2,518,181 km (0.118 R)
• M7: 3,010,508 km (0.086 R)
• M8: 3,611,891 km (0.117 R)
• M9: 4,014,758 km (0.083 R)
• M10: 4,421,515 km (0.079 R)
• M11: 4,968,444 km (0.104 R)
• M12: 5,468,401 km (0.093 R)
• M13: 6,066,642 km (0.092 R)
• M14: 6,535,033 km (0.084 R)
• M15: 7,063,413 km (0.105 R)
• M16: 8,367,159 km (0.109 R)
• M17: 9,734,782 km (0.119 R)
• M18: 11,395,319 km (0.108 R)
• M19: 12,057,738 km (0.077 R)
• M20: 14,141,786 km (0.118 R)
• M21: 16,972,926 km (0.089 R)
• M22: 19,010,748 km (0.107 R)
• M23: 19,724,928 km (0.079 R)
• M24: 25,405,159 km (0.056 R)
• M25: 28,431,375 km (0.103 R)
• M26: 29,176,821 km (0.1 R)
• M27: 30,223,108 km (0.059 R)
• M28: 30,706,908 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.8

Radius: 5.6

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 15.63 AU - 15.79 AU

Year: 26619 Days

Day: 20.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,113,803 km

• M1: 69,713 km (0.094 R)
• M2: 259,104 km (0.111 R)
• M3: 535,710 km (0.067 R)
• M4: 1,161,478 km (0.097 R)
• M5: 1,340,098 km (0.119 R)
• M6: 1,618,051 km (0.11 R)
• M7: 2,067,443 km (0.105 R)
• M8: 3,798,739 km (0.074 R)
• M9: 4,196,819 km (0.11 R)
• M10: 5,445,063 km (0.114 R)
• M11: 5,991,245 km (0.084 R)
• M12: 6,834,080 km (0.084 R)
• M13: 8,909,002 km (0.109 R)
• M14: 10,003,610 km (0.1 R)
• M15: 10,583,152 km (0.118 R)
• M16: 12,325,219 km (0.119 R)
• M17: 12,991,229 km (0.114 R)
• M18: 16,208,331 km (0.11 R)
• M19: 17,748,291 km (0.094 R)
• M20: 19,206,422 km (0.119 R)
• M21: 21,115,739 km (0.06 R)
• M22: 21,303,934 km (0.092 R)
• M23: 23,348,188 km (0.04 R)
• M24: 25,947,751 km (0.096 R)
• M25: 29,314,301 km (0.117 R)
• M26: 30,020,852 km (0.083 R)
• M27: 31,713,552 km (0.103 R)
• M28: 32,834,638 km (0.043 R)
• M29: 35,552,981 km (0.097 R)
• M30: 36,356,322 km (0.107 R)
• M31: 37,583,922 km (0.038 R)
• M32: 42,771,378 km (0.095 R)
• M33: 58,707,291 km (0.092 R)
• M34: 59,266,338 km (0.112 R)
• M35: 60,774,434 km (0.077 R)
• M36: 65,252,646 km (0.105 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: 307 - 16,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit