🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.75 AU - 1.07 AU

Year: 334 Days

Day: 37.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,121,454 km

• M1: 505,790 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.95 AU - 1.57 AU

Year: 545 Days

Day: 44.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,121,454 km

• M1: 48,919 km (0.085 R)

Asteroid Belt

Center: 3.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.7

Radius: 10.4

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.75 AU - 5.89 AU

Year: 4074 Days

Day: 9.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,121,454 km

• M1: 130,599 km (0.077 R)
• M2: 735,722 km (0.101 R)
• M3: 1,227,451 km (0.11 R)
• M4: 1,554,920 km (0.116 R)
• M5: 1,952,252 km (0.115 R)
• M6: 2,631,427 km (0.107 R)
• M7: 3,026,515 km (0.066 R)
• M8: 3,971,674 km (0.091 R)
• M9: 4,920,573 km (0.118 R)
• M10: 5,545,743 km (0.111 R)
• M11: 11,857,576 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.3

Radius: 8.6

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.19 AU - 5.25 AU

Year: 4592 Days

Day: 10.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,121,454 km

• M1: 107,112 km (0.082 R)
• M2: 577,597 km (0.055 R)
• M3: 859,889 km (0.116 R)
• M4: 1,551,480 km (0.094 R)
• M5: 1,825,094 km (0.05 R)
• M6: 2,303,957 km (0.033 R)
• M7: 2,618,112 km (0.085 R)
• M8: 3,160,105 km (0.086 R)
• M9: 3,911,236 km (0.06 R)
• M10: 4,489,283 km (0.086 R)
• M11: 4,798,950 km (0.095 R)
• M12: 5,461,669 km (0.075 R)
• M13: 6,540,120 km (0.11 R)
• M14: 6,881,053 km (0.084 R)
• M15: 13,530,679 km (0.097 R)
• M16: 14,607,185 km (0.083 R)
• M17: 16,301,680 km (0.086 R)
• M18: 17,792,423 km (0.096 R)
• M19: 19,025,857 km (0.095 R)
• M20: 19,313,983 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.2

Radius: 10.6

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.23 AU - 6.65 AU

Year: 4885 Days

Day: 12.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,121,454 km

• M1: 133,591 km (0.099 R)
• M2: 504,594 km (0.085 R)
• M3: 1,063,042 km (0.062 R)
• M4: 1,759,271 km (0.117 R)
• M5: 2,773,245 km (0.09 R)
• M6: 3,547,265 km (0.114 R)
• M7: 3,881,167 km (0.101 R)
• M8: 4,236,163 km (0.1 R)
• M9: 5,234,280 km (0.062 R)
• M10: 6,610,880 km (0.062 R)
• M11: 7,330,146 km (0.119 R)
• M12: 8,924,411 km (0.088 R)
• M13: 9,588,775 km (0.117 R)
• M14: 12,176,369 km (0.07 R)
• M15: 12,941,712 km (0.119 R)
• M16: 14,568,289 km (0.028 R)
• M17: 15,139,454 km (0.085 R)
• M18: 15,489,364 km (0.029 R)
• M19: 18,953,601 km (0.077 R)
• M20: 20,402,606 km (0.116 R)
• M21: 21,335,798 km (0.046 R)
• M22: 22,072,867 km (0.107 R)
• M23: 28,504,528 km (0.096 R)
• M24: 29,308,317 km (0.05 R)
• M25: 30,311,221 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.4

Radius: 8.5

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.09 AU - 6.43 AU

Year: 5322 Days

Day: 9.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,121,454 km

• M1: 107,411 km (0.082 R)
• M2: 627,862 km (0.084 R)
• M3: 2,140,147 km (0.087 R)
• M4: 2,511,898 km (0.052 R)
• M5: 3,676,218 km (0.076 R)
• M6: 4,188,740 km (0.052 R)
• M7: 5,722,567 km (0.109 R)
• M8: 9,044,538 km (0.115 R)
• M9: 10,577,467 km (0.083 R)
• M10: 11,706,632 km (0.073 R)
• M11: 12,372,941 km (0.081 R)
• M12: 17,033,214 km (0.074 R)
• M13: 19,618,714 km (0.106 R)
• M14: 20,695,070 km (0.114 R)
• M15: 23,857,420 km (0.117 R)
• M16: 25,005,284 km (0.081 R)
• M17: 26,430,802 km (0.085 R)
• M18: 26,754,831 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.4

Radius: 11

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.74 AU - 10.44 AU

Year: 12340 Days

Day: 13.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,121,454 km

• M1: 136,732 km (0.106 R)
• M2: 522,246 km (0.089 R)
• M3: 1,061,098 km (0.071 R)
• M4: 1,715,588 km (0.101 R)
• M5: 2,900,104 km (0.099 R)
• M6: 3,719,601 km (0.101 R)
• M7: 4,748,685 km (0.042 R)
• M8: 6,992,204 km (0.066 R)
• M9: 7,832,346 km (0.105 R)
• M10: 9,364,228 km (0.107 R)
• M11: 10,705,074 km (0.077 R)
• M12: 12,052,801 km (0.109 R)
• M13: 13,636,893 km (0.066 R)
• M14: 15,912,277 km (0.042 R)
• M15: 17,739,316 km (0.117 R)
• M16: 18,275,025 km (0.094 R)
• M17: 22,332,120 km (0.093 R)
• M18: 26,158,534 km (0.112 R)
• M19: 28,590,247 km (0.109 R)
• M20: 32,401,104 km (0.114 R)
• M21: 32,857,078 km (0.078 R)
• M22: 33,549,118 km (0.114 R)
• M23: 34,487,096 km (0.1 R)
• M24: 35,926,377 km (0.036 R)
• M25: 37,907,502 km (0.103 R)
• M26: 46,129,551 km (0.075 R)
• M27: 49,364,455 km (0.093 R)
• M28: 49,968,531 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 15,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit