🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.48 AU - 0.6 AU

Year: 260 Days

Day: 31.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,463,112 km

• M1: 26,180 km (0.099 R)
• M2: 42,037 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826

Radius: 14.2

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.65 AU - 0.85 AU

Year: 426 Days

Day: 12.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,463,112 km

• M1: 177,124 km (0.114 R)
• M2: 674,387 km (0.1 R)
• M3: 1,250,040 km (0.085 R)
• M4: 1,703,172 km (0.106 R)
• M5: 2,215,544 km (0.117 R)
• M6: 3,035,341 km (0.085 R)
• M7: 3,535,297 km (0.12 R)
• M8: 4,214,022 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65

Radius: 9.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.7 AU - 1.02 AU

Year: 523 Days

Day: 12.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 51,463,112 km

• M1: 117,135 km (0.062 R)
• M2: 428,149 km (0.085 R)
• M3: 841,937 km (0.098 R)
• M4: 1,261,110 km (0.09 R)
• M5: 1,854,116 km (0.105 R)
• M6: 2,253,991 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.7

Radius: 14.1

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.83 AU - 0.99 AU

Year: 569 Days

Day: 11.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,463,112 km

• M1: 175,329 km (0.12 R)
• M2: 630,405 km (0.067 R)
• M3: 1,148,612 km (0.098 R)
• M4: 1,734,438 km (0.107 R)
• M5: 2,353,922 km (0.066 R)
• M6: 2,937,803 km (0.105 R)
• M7: 3,549,658 km (0.054 R)
• M8: 4,335,645 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.5

Radius: 12.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.45 AU - 2.01 AU

Year: 1493 Days

Day: 9.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,463,112 km

• M1: 160,369 km (0.032 R)
• M2: 584,329 km (0.12 R)
• M3: 1,001,857 km (0.118 R)
• M4: 1,430,904 km (0.099 R)
• M5: 1,839,156 km (0.108 R)
• M6: 2,326,396 km (0.11 R)
• M7: 3,612,789 km (0.11 R)
• M8: 4,264,736 km (0.06 R)
• M9: 5,090,666 km (0.108 R)
• M10: 5,594,063 km (0.101 R)
• M11: 6,219,531 km (0.1 R)
• M12: 6,724,873 km (0.081 R)
• M13: 7,183,241 km (0.111 R)
• M14: 8,029,217 km (0.111 R)
• M15: 8,998,013 km (0.112 R)
• M16: 9,615,702 km (0.106 R)
• M17: 10,356,212 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49

Radius: 11.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.02 AU - 5.16 AU

Year: 6451 Days

Day: 8.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,463,112 km

• M1: 148,102 km (0.077 R)
• M2: 676,482 km (0.106 R)
• M3: 1,694,495 km (0.108 R)
• M4: 2,648,780 km (0.11 R)
• M5: 3,032,498 km (0.111 R)
• M6: 3,653,180 km (0.096 R)
• M7: 4,057,992 km (0.039 R)
• M8: 5,683,373 km (0.087 R)
• M9: 7,208,373 km (0.096 R)
• M10: 8,346,514 km (0.108 R)
• M11: 9,899,938 km (0.094 R)
• M12: 10,308,041 km (0.077 R)
• M13: 10,727,514 km (0.091 R)
• M14: 12,638,776 km (0.094 R)
• M15: 13,612,658 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.1

Radius: 3.2

Gravity: 76.57 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.93 AU - 7.69 AU

Year: 10398 Days

Day: 16.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,463,112 km

• M1: 39,793 km (0.119 R)
• M2: 140,173 km (0.09 R)
• M3: 320,139 km (0.074 R)
• M4: 996,771 km (0.058 R)
• M5: 1,616,704 km (0.065 R)
• M6: 1,921,585 km (0.093 R)
• M7: 2,729,862 km (0.07 R)
• M8: 2,839,218 km (0.094 R)
• M9: 3,113,730 km (0.103 R)
• M10: 4,128,303 km (0.091 R)
• M11: 4,272,665 km (0.06 R)
• M12: 6,314,676 km (0.086 R)
• M13: 6,821,065 km (0.092 R)
• M14: 7,022,872 km (0.093 R)
• M15: 7,870,194 km (0.11 R)
• M16: 8,227,434 km (0.054 R)
• M17: 9,714,138 km (0.06 R)
• M18: 12,177,117 km (0.085 R)
• M19: 13,144,567 km (0.096 R)
• M20: 13,838,551 km (0.066 R)
• M21: 15,367,890 km (0.1 R)
• M22: 15,505,969 km (0.094 R)
• M23: 17,452,237 km (0.118 R)
• M24: 18,058,707 km (0.077 R)
• M25: 18,836,317 km (0.114 R)
• M26: 20,458,257 km (0.115 R)
• M27: 20,709,282 km (0.084 R)
• M28: 20,877,729 km (0.057 R)
• M29: 24,442,796 km (0.117 R)
• M30: 24,630,990 km (0.061 R)
• M31: 33,321,729 km (0.042 R)
• M32: 35,443,027 km (0.106 R)
• M33: 36,047,851 km (0.118 R)
• M34: 36,413,917 km (0.105 R)
• M35: 41,402,557 km (0.097 R)
• M36: 43,436,340 km (0.109 R)
• M37: 45,963,647 km (0.091 R)
• M38: 51,463,163 km (0.051 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 19,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit