🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.87 AU - 1.25 AU

Year: 387 Days

Day: 35.1 Hours

Environment

Temp: 41 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 77,590,398 km

• M1: 13,314 km (0.067 R)
• M2: 111,600 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2 AU - 2.76 AU

Year: 1303 Days

Day: 12.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.73 AU - 3.81 AU

Year: 2098 Days

Day: 41 Hours

Environment

Temp: -109 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 14.1

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.5 AU - 6.96 AU

Year: 4866 Days

Day: 8.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,590,398 km

• M1: 175,329 km (0.111 R)
• M2: 691,142 km (0.115 R)
• M3: 1,300,005 km (0.08 R)
• M4: 2,022,862 km (0.062 R)
• M5: 3,035,939 km (0.12 R)
• M6: 3,494,756 km (0.108 R)
• M7: 4,179,615 km (0.069 R)
• M8: 5,021,253 km (0.038 R)
• M9: 6,984,725 km (0.115 R)
• M10: 7,456,107 km (0.064 R)
• M11: 8,529,323 km (0.11 R)
• M12: 9,523,849 km (0.118 R)
• M13: 10,480,079 km (0.107 R)
• M14: 11,418,805 km (0.083 R)
• M15: 13,284,441 km (0.053 R)
• M16: 16,763,937 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.8

Radius: 9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.1 AU - 15.3 AU

Year: 16056 Days

Day: 14.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,590,398 km

• M1: 112,946 km (0.062 R)
• M2: 591,360 km (0.075 R)
• M3: 888,312 km (0.031 R)
• M4: 1,424,770 km (0.101 R)
• M5: 2,045,302 km (0.07 R)
• M6: 3,443,294 km (0.077 R)
• M7: 4,645,463 km (0.072 R)
• M8: 7,079,270 km (0.099 R)
• M9: 7,398,363 km (0.116 R)
• M10: 7,852,841 km (0.064 R)
• M11: 10,308,340 km (0.093 R)
• M12: 10,875,616 km (0.098 R)
• M13: 12,528,822 km (0.088 R)
• M14: 16,052,001 km (0.106 R)
• M15: 17,673,044 km (0.042 R)
• M16: 20,185,390 km (0.116 R)
• M17: 20,505,231 km (0.115 R)
• M18: 25,161,913 km (0.101 R)
• M19: 30,688,507 km (0.053 R)
• M20: 34,867,673 km (0.102 R)
• M21: 36,498,440 km (0.075 R)
• M22: 43,664,477 km (0.086 R)
• M23: 46,385,662 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69

Radius: 5

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 10.56 AU - 15.72 AU

Year: 16898 Days

Day: 21.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,590,398 km

• M1: 70,012 km (0.074 R)
• M2: 228,586 km (0.117 R)
• M3: 733,329 km (0.05 R)
• M4: 975,827 km (0.111 R)
• M5: 2,023,162 km (0.114 R)
• M6: 2,254,590 km (0.038 R)
• M7: 6,128,277 km (0.108 R)
• M8: 7,588,053 km (0.102 R)
• M9: 11,653,225 km (0.076 R)
• M10: 11,848,600 km (0.091 R)
• M11: 13,924,121 km (0.099 R)
• M12: 17,156,781 km (0.111 R)
• M13: 18,512,587 km (0.113 R)
• M14: 21,289,572 km (0.062 R)
• M15: 23,390,824 km (0.093 R)
• M16: 25,626,414 km (0.068 R)
• M17: 26,458,179 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 911.7

Radius: 6.5

Gravity: 21.58 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 11.37 AU - 15.89 AU

Year: 17852 Days

Day: 21.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 77,590,398 km

• M1: 96,790 km (0.096 R)
• M2: 571,613 km (0.069 R)
• M3: 1,152,352 km (0.118 R)
• M4: 1,675,197 km (0.117 R)
• M5: 2,480,482 km (0.067 R)
• M6: 2,917,308 km (0.114 R)
• M7: 3,291,452 km (0.104 R)
• M8: 3,912,134 km (0.096 R)
• M9: 4,168,245 km (0.07 R)
• M10: 6,911,122 km (0.086 R)
• M11: 8,283,234 km (0.047 R)
• M12: 8,814,456 km (0.048 R)
• M13: 9,596,105 km (0.054 R)
• M14: 9,944,967 km (0.084 R)
• M15: 10,302,207 km (0.113 R)
• M16: 11,296,734 km (0.113 R)
• M17: 11,949,878 km (0.088 R)
• M18: 13,047,029 km (0.114 R)
• M19: 13,331,414 km (0.093 R)
• M20: 13,839,149 km (0.096 R)
• M21: 17,674,091 km (0.058 R)
• M22: 22,466,010 km (0.076 R)
• M23: 23,918,605 km (0.115 R)
• M24: 26,213,436 km (0.09 R)
• M25: 26,552,874 km (0.067 R)
• M26: 26,895,154 km (0.115 R)
• M27: 27,240,426 km (0.101 R)
• M28: 27,939,796 km (0.059 R)
• M29: 29,863,176 km (0.09 R)
• M30: 37,004,828 km (0.045 R)
• M31: 37,431,930 km (0.053 R)
• M32: 39,026,345 km (0.052 R)
• M33: 42,349,811 km (0.096 R)
• M34: 42,973,634 km (0.106 R)
• M35: 43,762,164 km (0.085 R)
• M36: 56,585,245 km (0.076 R)
• M37: 56,962,830 km (0.078 R)
• M38: 59,263,346 km (0.104 R)
• M39: 59,848,124 km (0.12 R)
• M40: 70,385,050 km (0.112 R)
• M41: 73,032,184 km (0.117 R)
• M42: 73,255,833 km (0.101 R)
• M43: 73,479,781 km (0.052 R)
• M44: 74,606,702 km (0.059 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 17,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit