🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.42 AU - 0.6 AU

Year: 232 Days

Day: 40.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 11,893,992 km

• M1: 50,863 km (0.108 R)
• M2: 616,792 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.52 AU - 0.7 AU

Year: 303 Days

Day: 12.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.5

Radius: 12.4

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.67 AU - 0.83 AU

Year: 413 Days

Day: 7.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 11,893,992 km

• M1: 156,330 km (0.094 R)
• M2: 266,733 km (0.046 R)
• M3: 386,860 km (0.054 R)
• M4: 476,020 km (0.084 R)
• M5: 570,267 km (0.054 R)
• M6: 660,325 km (0.084 R)
• M7: 738,864 km (0.097 R)
• M8: 821,292 km (0.08 R)
• M9: 911,799 km (0.092 R)
• M10: 1,034,918 km (0.113 R)
• M11: 1,149,061 km (0.088 R)
• M12: 1,251,835 km (0.112 R)
• M13: 1,352,664 km (0.095 R)
• M14: 1,456,335 km (0.114 R)
• M15: 1,654,702 km (0.11 R)
• M16: 1,748,500 km (0.105 R)
• M17: 1,844,093 km (0.094 R)
• M18: 1,990,998 km (0.118 R)
• M19: 2,084,946 km (0.111 R)
• M20: 2,238,283 km (0.071 R)
• M21: 2,342,703 km (0.093 R)
• M22: 2,448,768 km (0.115 R)
• M23: 2,563,360 km (0.048 R)
• M24: 2,742,129 km (0.118 R)
• M25: 2,833,084 km (0.099 R)
• M26: 3,047,009 km (0.094 R)
• M27: 3,126,745 km (0.095 R)
• M28: 3,221,889 km (0.042 R)
• M29: 3,453,018 km (0.07 R)
• M30: 3,559,083 km (0.069 R)
• M31: 3,681,903 km (0.081 R)
• M32: 3,782,582 km (0.078 R)
• M33: 3,884,309 km (0.084 R)
• M34: 3,986,933 km (0.083 R)
• M35: 4,074,448 km (0.066 R)
• M36: 4,170,789 km (0.062 R)
• M37: 4,357,337 km (0.109 R)
• M38: 4,522,044 km (0.037 R)
• M39: 4,630,054 km (0.051 R)
• M40: 4,713,829 km (0.048 R)
• M41: 4,823,484 km (0.069 R)
• M42: 4,908,456 km (0.101 R)
• M43: 5,079,895 km (0.081 R)
• M44: 5,384,775 km (0.099 R)
• M45: 5,517,169 km (0.062 R)
• M46: 5,623,982 km (0.112 R)
• M47: 5,767,447 km (0.11 R)
• M48: 5,875,905 km (0.093 R)
• M49: 6,067,241 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.3

Radius: 13.6

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.88 AU - 1.36 AU

Year: 754 Days

Day: 7.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 11,893,992 km

• M1: 169,943 km (0.116 R)
• M2: 261,647 km (0.119 R)
• M3: 359,932 km (0.089 R)
• M4: 454,778 km (0.045 R)
• M5: 566,228 km (0.113 R)
• M6: 698,921 km (0.054 R)
• M7: 1,000,211 km (0.048 R)
• M8: 1,118,244 km (0.057 R)
• M9: 1,362,986 km (0.116 R)
• M10: 1,632,861 km (0.096 R)
• M11: 1,912,908 km (0.066 R)
• M12: 2,002,218 km (0.1 R)
• M13: 2,100,803 km (0.081 R)
• M14: 2,294,981 km (0.112 R)
• M15: 2,577,272 km (0.094 R)
• M16: 2,710,115 km (0.099 R)
• M17: 2,802,716 km (0.1 R)
• M18: 2,982,832 km (0.093 R)
• M19: 3,087,401 km (0.095 R)
• M20: 3,318,380 km (0.103 R)
• M21: 3,601,419 km (0.054 R)
• M22: 3,854,539 km (0.03 R)
• M23: 4,161,962 km (0.104 R)
• M24: 4,318,891 km (0.053 R)
• M25: 4,537,752 km (0.093 R)
• M26: 4,811,516 km (0.071 R)
• M27: 4,934,935 km (0.041 R)
• M28: 5,038,606 km (0.059 R)
• M29: 5,206,006 km (0.074 R)
• M30: 5,364,729 km (0.116 R)
• M31: 5,686,813 km (0.096 R)
• M32: 5,828,483 km (0.113 R)
• M33: 5,949,208 km (0.103 R)
• M34: 6,037,620 km (0.071 R)
• M35: 6,126,482 km (0.071 R)
• M36: 6,226,862 km (0.03 R)
• M37: 6,418,048 km (0.065 R)
• M38: 6,520,074 km (0.095 R)
• M39: 6,679,994 km (0.116 R)
• M40: 6,806,404 km (0.1 R)
• M41: 6,910,524 km (0.081 R)
• M42: 7,143,747 km (0.046 R)
• M43: 7,320,422 km (0.119 R)
• M44: 7,498,593 km (0.059 R)
• M45: 7,618,122 km (0.059 R)
• M46: 7,738,399 km (0.09 R)
• M47: 8,102,819 km (0.032 R)
• M48: 8,225,489 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867

Radius: 8.8

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.34 AU - 1.54 AU

Year: 1099 Days

Day: 10.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 11,893,992 km

• M1: 114,891 km (0.06 R)
• M2: 193,280 km (0.089 R)
• M3: 257,308 km (0.102 R)
• M4: 327,619 km (0.092 R)
• M5: 470,934 km (0.102 R)
• M6: 636,539 km (0.095 R)
• M7: 794,065 km (0.091 R)
• M8: 885,021 km (0.056 R)
• M9: 950,096 km (0.088 R)
• M10: 1,132,007 km (0.119 R)
• M11: 1,284,298 km (0.087 R)
• M12: 1,469,051 km (0.076 R)
• M13: 1,529,788 km (0.066 R)
• M14: 1,618,051 km (0.084 R)
• M15: 1,735,335 km (0.12 R)
• M16: 1,883,587 km (0.057 R)
• M17: 1,968,858 km (0.1 R)
• M18: 2,065,199 km (0.068 R)
• M19: 2,173,059 km (0.081 R)
• M20: 2,373,969 km (0.118 R)
• M21: 2,560,068 km (0.051 R)
• M22: 2,772,497 km (0.06 R)
• M23: 3,237,298 km (0.11 R)
• M24: 3,409,186 km (0.116 R)
• M25: 3,502,086 km (0.052 R)
• M26: 3,870,247 km (0.057 R)
• M27: 4,163,907 km (0.088 R)
• M28: 4,351,054 km (0.11 R)
• M29: 4,566,625 km (0.103 R)
• M30: 4,929,399 km (0.112 R)
• M31: 4,995,073 km (0.074 R)
• M32: 5,194,188 km (0.062 R)
• M33: 5,287,986 km (0.026 R)
• M34: 5,355,305 km (0.079 R)
• M35: 5,422,923 km (0.112 R)
• M36: 5,559,057 km (0.113 R)
• M37: 5,641,336 km (0.03 R)
• M38: 5,710,151 km (0.053 R)
• M39: 6,114,813 km (0.102 R)
• M40: 6,256,632 km (0.093 R)
• M41: 6,313,629 km (0.07 R)
• M42: 6,385,136 km (0.118 R)
• M43: 6,543,411 km (0.083 R)
• M44: 6,878,510 km (0.077 R)
• M45: 6,937,452 km (0.047 R)
• M46: 7,234,254 km (0.111 R)
• M47: 7,324,162 km (0.101 R)
• M48: 7,384,151 km (0.047 R)
• M49: 7,444,439 km (0.097 R)
• M50: 7,550,354 km (0.109 R)
• M51: 7,794,348 km (0.077 R)
• M52: 7,917,318 km (0.111 R)
• M53: 8,352,797 km (0.101 R)
• M54: 8,478,609 km (0.093 R)
• M55: 9,458,924 km (0.104 R)
• M56: 9,854,311 km (0.096 R)
• M57: 10,070,779 km (0.091 R)
• M58: 10,610,379 km (0.076 R)
• M59: 10,780,920 km (0.09 R)
• M60: 11,228,667 km (0.075 R)
• M61: 11,489,715 km (0.078 R)
• M62: 11,577,230 km (0.108 R)
• M63: 11,770,510 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 10,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit