🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.14 AU - 1.68 AU

Year: 612 Days

Day: 32 Hours

Environment

Temp: -21 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.96 AU - 2.16 AU

Year: 1080 Days

Day: 24.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.21 AU - 4.89 AU

Year: 2977 Days

Day: 15.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.9

Radius: 10

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.15 AU - 6.65 AU

Year: 4583 Days

Day: 11.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,177,455 km

• M1: 125,961 km (0.115 R)
• M2: 639,531 km (0.102 R)
• M3: 1,009,786 km (0.081 R)
• M4: 1,757,177 km (0.095 R)
• M5: 2,416,454 km (0.114 R)
• M6: 2,804,062 km (0.113 R)
• M7: 3,233,109 km (0.058 R)
• M8: 3,563,122 km (0.114 R)
• M9: 4,133,988 km (0.108 R)
• M10: 4,715,923 km (0.115 R)
• M11: 5,815,767 km (0.098 R)
• M12: 7,272,850 km (0.112 R)
• M13: 7,877,674 km (0.103 R)
• M14: 8,809,968 km (0.112 R)
• M15: 9,149,256 km (0.042 R)
• M16: 11,684,940 km (0.086 R)
• M17: 13,186,903 km (0.103 R)
• M18: 13,532,025 km (0.098 R)
• M19: 16,513,511 km (0.114 R)
• M20: 19,522,971 km (0.047 R)
• M21: 21,835,305 km (0.089 R)
• M22: 24,993,765 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.6

Radius: 14.1

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.52 AU - 8.2 AU

Year: 6563 Days

Day: 6.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,177,455 km

• M1: 175,927 km (0.116 R)
• M2: 782,846 km (0.028 R)
• M3: 1,374,954 km (0.079 R)
• M4: 1,816,567 km (0.094 R)
• M5: 2,386,385 km (0.111 R)
• M6: 3,112,683 km (0.116 R)
• M7: 3,893,135 km (0.083 R)
• M8: 4,749,882 km (0.065 R)
• M9: 5,223,658 km (0.059 R)
• M10: 5,964,168 km (0.088 R)
• M11: 7,341,815 km (0.096 R)
• M12: 8,384,661 km (0.05 R)
• M13: 10,631,173 km (0.087 R)
• M14: 11,170,473 km (0.113 R)
• M15: 11,727,875 km (0.096 R)
• M16: 14,038,713 km (0.048 R)
• M17: 14,688,566 km (0.104 R)
• M18: 17,061,188 km (0.1 R)
• M19: 18,498,824 km (0.099 R)
• M20: 23,296,577 km (0.113 R)
• M21: 28,094,031 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.5

Radius: 14.4

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.27 AU - 7.29 AU

Year: 7174 Days

Day: 10.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,177,455 km

• M1: 179,218 km (0.115 R)
• M2: 663,616 km (0.052 R)
• M3: 1,367,923 km (0.118 R)
• M4: 1,841,999 km (0.115 R)
• M5: 2,997,044 km (0.073 R)
• M6: 4,725,946 km (0.118 R)
• M7: 5,232,784 km (0.069 R)
• M8: 6,558,969 km (0.096 R)
• M9: 8,458,114 km (0.095 R)
• M10: 8,911,844 km (0.108 R)
• M11: 9,601,042 km (0.099 R)
• M12: 10,512,242 km (0.118 R)
• M13: 11,037,480 km (0.049 R)
• M14: 11,833,042 km (0.098 R)
• M15: 18,238,374 km (0.104 R)
• M16: 19,635,917 km (0.079 R)
• M17: 21,028,673 km (0.1 R)
• M18: 25,092,350 km (0.063 R)
• M19: 27,174,603 km (0.112 R)
• M20: 31,189,810 km (0.096 R)
• M21: 33,287,621 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.8

Radius: 10.7

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.99 AU - 8.39 AU

Year: 7789 Days

Day: 13.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,177,455 km

• M1: 133,292 km (0.119 R)
• M2: 839,094 km (0.109 R)
• M3: 2,414,510 km (0.098 R)
• M4: 3,198,253 km (0.113 R)
• M5: 4,223,597 km (0.093 R)
• M6: 5,551,577 km (0.111 R)
• M7: 5,982,718 km (0.07 R)
• M8: 6,874,770 km (0.089 R)
• M9: 7,976,708 km (0.095 R)
• M10: 10,728,860 km (0.06 R)
• M11: 12,207,785 km (0.073 R)
• M12: 15,115,967 km (0.067 R)
• M13: 18,023,701 km (0.101 R)
• M14: 20,106,103 km (0.07 R)
• M15: 27,026,202 km (0.081 R)
• M16: 30,453,489 km (0.089 R)
• M17: 31,068,785 km (0.108 R)
• M18: 31,692,309 km (0.07 R)
• M19: 32,750,115 km (0.119 R)
• M20: 33,940,615 km (0.093 R)
• M21: 34,601,987 km (0.085 R)
• M22: 37,920,816 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.8

Radius: 10.8

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.04 AU - 11.66 AU

Year: 11291 Days

Day: 14.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,177,455 km

• M1: 134,488 km (0.031 R)
• M2: 470,784 km (0.087 R)
• M3: 873,652 km (0.112 R)
• M4: 1,667,717 km (0.091 R)
• M5: 2,028,697 km (0.091 R)
• M6: 2,847,595 km (0.074 R)
• M7: 3,203,938 km (0.072 R)
• M8: 5,325,983 km (0.045 R)
• M9: 5,835,663 km (0.085 R)
• M10: 6,642,145 km (0.072 R)
• M11: 14,047,240 km (0.109 R)
• M12: 16,674,777 km (0.052 R)
• M13: 18,907,226 km (0.119 R)
• M14: 21,247,834 km (0.116 R)
• M15: 21,926,261 km (0.088 R)
• M16: 33,909,948 km (0.094 R)
• M17: 35,070,528 km (0.064 R)
• M18: 36,257,288 km (0.119 R)
• M19: 40,106,890 km (0.118 R)
• M20: 45,605,360 km (0.059 R)
• M21: 46,591,808 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.6

Radius: 9.5

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.67 AU - 11.67 AU

Year: 13635 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,177,455 km

• M1: 118,332 km (0.117 R)
• M2: 550,670 km (0.062 R)
• M3: 989,889 km (0.093 R)
• M4: 2,553,187 km (0.069 R)
• M5: 4,245,438 km (0.087 R)
• M6: 5,453,291 km (0.116 R)
• M7: 5,826,239 km (0.065 R)
• M8: 6,749,108 km (0.072 R)
• M9: 7,446,533 km (0.031 R)
• M10: 10,840,161 km (0.103 R)
• M11: 11,673,720 km (0.041 R)
• M12: 13,401,276 km (0.081 R)
• M13: 15,146,934 km (0.118 R)
• M14: 19,511,901 km (0.074 R)
• M15: 28,128,738 km (0.064 R)
• M16: 33,506,482 km (0.053 R)
• M17: 42,507,936 km (0.12 R)
• M18: 51,332,714 km (0.052 R)
• M19: 60,565,895 km (0.092 R)
• M20: 61,304,459 km (0.051 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 13,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit